2016 Wyoming Climate Summary

Wyoming 2016 Climate Summary

...Highlights of 2016 for Wyoming...

• Annual: 4th warmest year on record (1895-2016), 31st wettest year on record with 109 percent of normal precipitation.
• Seasonal:  11th wettest Spring (March, April, May) on record with statewide average precipitation of 7.02 inches.
• Monthly Temperatures: 4th warmest February, 2nd warmest June, 3rd warmest November on record. 17th coldest December on 122 years of record. 9 months had above or much above normal monthly average temperatures, 2 months (May, August) were near normal, December was below normal.    
• Monthly Precipitation: 11th wettest March, 6th wettest December on record. 9th driest June, 10th driest July on record.  6 months had above or much above normal monthly average precipitation, 3 months had below or much below normal monthly average precipitation, 3 months had near normal monthly average precipitation.

Wyoming: 2016 Precipitation - Percent of Normal Temperature - Departure from Normal Climate Division: Wyoming (Statewide Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   22.7 29.9 34.5 41.8 47.9 63.8 66.7 63.5 55.4 46.4 37.1 16.1   43.8   20th Century Average   18.4 22.3 29.1 38.8 48.4 57.6 65.3 63.4 53.6 42.5 29.0 20.6   40.8   Departure from Avegage   4.3 7.6 5.4 3.0 -0.5 6.2 1.4 0.1 1.8 3.9 8.1 -4.5   3.0   Rank: Warm to Cold (122 yrs)    24 4 12 26 70 2 37 64  37 11 3 106   4   Rank: Cold to Warm (122 yrs)    98 119 111 97 53 121 86 59 86 112 120 17   119   Precipitation    0.87  0.81 2.00 2.52 2.50 0.68 0.69 0.82 2.01 1.83 0.85 1.75   17.33   20th Century Average   1.06 0.97 1.25 1.77 2.21 1.84 1.28 1.07 1.24 1.20 1.03 1.01    15.93   Percent of Average    82 84 160 142 113 37 54 77 162 153 83 173   109   Rank: Dry to Wet (122 yrs)   43 42 112 110 86 9 10 42 108 18 45 117   92   Rank: Wet to Dry (122 yrs)   79 81 11 13 37 114 113 81 15 105 78 6   31      Maps and Statewide Averages for 3, 12 and 60 Months Wyoming Climate Divisions: 2016 Wyoming Climate Division Rankings: January - December 2016 Precipitation Rankings Driest to Wettest 122 Years Temperature Rankings Coldest to Warmest 122 Years Climate Division 1 - Yellowstone Drainage Climate Division: Yellowstone (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   21.8 26.2 29.4 39.2 44.0 56.3 58.3 57.3 49.1 40.1 33.2 9.5   38.7   20th Century Average   15.2 18.9 24.3 33.3 42.4 50.3 57.9 56.2 47.4 37.3 24.6 16.9   35.4   Departure from Avegage   6.6 7.3 5.1 5.9 1.6 6.0 0.4 1.1 1.7 2.8 8.6 -7.4   3.3   Rank: Warm to Cold (122 yrs)    8 5 12 7 34 4 58 41 36 25 2 113   3   Rank: Cold to Warm (122 yrs)    114 118 111 116 89 119 65 82 87 98 121 10   120   Precipitation    1.80  1.58 2.65 1.83 2.46 1.03 1.17 0.47 2.41 6.14 1.75 4.72   28.01   20th Century Average   2.89 2.26 2.61 2.47 2.84 2.57 1.61 1.51 1.80 1.88 2.49 2.63    27.56   Percent of Average    62 70 102 74 87 40 73 31 134 327 70 179   102   Rank: Dry to Wet (122 yrs)   34 31 63 32 55 8 41 9 90 122 37 118   64   Rank: Wet to Dry (122 yrs)   88 92 60 91 68 115 82 114 33 1 86 5   59      Station Name: Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Old Faithful None   1.27 1.15 1.83 1.31 2.07 0.67 1.64 0.77 2.96 8.18 1.24 4.08   27.17   1981-2010 Normals    2.11 1.99 2.21 2.21 2.80 2.47 1.55 1.46 1.46 1.66 2.29 3.16    25.37   Percent of Normal     60 58 83 59 74 27 106 53 203 493 54 129   107 Snowfall    27.8  11.3 29.3 2.0 T 0 0 0 3.5 8.0 16.8 76.5   175.2 1981-2010 Normals   37.5 31.1 26.8 19.3 7.3 1.2 0.0 0.0 1.4 7.7 31.7 43.8    207.8   Percent of Normal     74 36 109 10 0 0 0 0 250 104 53 175   84                                 Climate Division 2 - Snake Drainage Climate Division: Snake (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   19.1 24.1 27.9 37.6 42.8 54.7 57.6 56.4 48.7 39.0 31.5 11.1   37.5   20th Century Average   14.7 18.3 23.6 33.0 42.3 50.0 57.7 56.0 47.5 37.4 24.3 16.0   35.1   Departure from Avegage   4.4 5.8 4.3 4.6 0.5 4.7 -0.1 0.4 1.2 1.6 7.2 -4.9   2.5   Rank: Warm to Cold (122 yrs)    20 12 16 11  49 7  70 54 43 33 3 110   4   Rank: Cold to Warm (122 yrs)    102 111 107 112 74 116 53 69 80 90 120 13   119   Precipitation    3.60  2.19 4.31 2.19 3.24 0.98 0.69 0.45 3.24 7.28 1.92 7.11   37.20   20th Century Average   4.34 3.59 3.45 2.81 2.91 2.31 1.32 1.46 1.77 2.12 3.33 3.72    33.13   Percent of Average    83 61 125 78 111 42 52 31 183 343 58 191   112   Rank: Dry to Wet (122 yrs)   53 28 92 32 77 18 19 10 109 122 26 118   93   Rank: Wet to Dry (122 yrs)   69 95 31 91 46 105 104 113 14 1 97 5   30      v Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Afton  None   1.57 0.84 2.11 1.75 3.80 0.40 0.41 0.12 3.68 4.49 0.70 1.55   21.42   1981-2010 Normals   1.40 1.09 1.40 1.54 2.26 1.97 1.43 1.25 1.46 1.63 2.04 1.25   18.16   Percent of Normal    112 77 151 114 168 20 29 10 252 275 47 124   118 Snowfall    27.8 14.5 23.0 1.4 0.3 0.0 0.0 0.0 0.6 6.0 8.5 24.0   106.1                                 Moose None   3.02 0.83 2.28 1.00 1.57 0.69 0.75 0.18 2.37 5.29 1.70 5.27   24.95   1981-2010 Normals   2.58 1.82 1.62 1.49 1.88 1.61 1.29 1.29 1.44 1.47 2.64 2.67    21.80   Percent of Normal    117  46 141 67 84 43 58 14 165 360 64 197   114 Snowfall    56.5  5.1 24.1 T 0.0 0.0 0.0 0.0 0.0 3.0 10.5 64.9    164.1 1981-2010 Normals   36.9 26.6 15.9 7.4 2.2 0.0 0.0 0.0 0.2 4.8 24.1 44.7    162.8   Percent of Normal     153 19 152 0 0 0 0 0 0 63 44 145   101                                 JHMR MId Mtn   None                               Snowfall    94.0 37.0 71.0 6.0 3.0       0.0 25.0 29.0 128    393 1975-2016 Average   81.0 64.0 55.0 19.0 14.0       1.0 16.0 33.0 75.0    283.0   Percent of Normal     116 58 129 32 21       0 156 88 171   94                                 Climate Division 3 - Green and Bear Drainages Climate Division: Green amd Bear (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   17.8 26.4 32.0 40.2 45.8 60.8 63.7 60.9 53.1 43.6 33.7 16.0   41.2   20th Century Average   16.2 19.7 27.0 37.0 46.6 55.3 62.8 60.8 51.6 40.7 27.0 18.3   38.6   Departure from Avegage   1.6 6.7 5.0 3.2 -0.8 5.5 0.9 0.1 1.5 3.0 6.8 -2.3   2.6   Rank: Warm to Cold (122 yrs)    49 90 15 25  79 3  43 59 34 21 3 86   5   Rank: Cold to Warm (122 yrs)    73 114 108 98 44 120 80 60 89 102 120 37   118   Precipitation    1.08  0.71 1.78 1.90 3.43 0.54 0.34 0.54 1.96 2.19 0.82 1.94   17.23   20th Century Average   1.15 1.06 1.17 1.37 1.55 1,14 0.94 1.00 1.10 1.16 1.03 1.03    13.70   Percent of Average    94 67 152 139 221 47 36 54 178 189 80 188   126   Rank: Dry to Wet (122 yrs)   47 25 109 101 117 30 6 31 105 112 45 116   116   Rank: Wet to Dry (122 yrs)   75 98 14 22 6 93 117 92 18 11 78 7   7      Station Name: Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Big Piney Airport  None   0.04 0.13 0.82 1.07 3.99 0.73 0.25 0.45 1.56 2.47 0.53 0.55   12.59 1981-2010 Normals    0.31  0.35  0.44  0.53  0.84 0.79  0.71  0.69  0.78  0.53  0.21  0.30    6.48 Percent of Normal     13 37 186 202 475 92 35 65 200 466 252 183    194                                 Evanston Airport None   0.30 0.02 0.25 0.76 2.07 0.29 T 0.18 1.85 1.21 0.15 0.22   7.30   1981-2010 Normals   0.54 0.61 0.86 1.15 1.77 1.24 0.90 0.96 1.31 1.17 1.04 0.58    12.13   Percent of Normal     56 3 29 66 117 23 0 19 141 103 14 38    60                                 Rock Springs Arpt.  None   0.03 0.19 0.56 1.48 2.20 0.21 0.30 0.20 1.59 0.46 0.14 0.08   7.44  1981-2010 Normals    0.45  0.48  0.68  0.91  1.21  0.79  0.64  0.62  0.92  0.87  0.49  0.50    8.56   Percent of Normal     7  40 82 163 182 27 47 32 173 53 29 16    87                                 Bitter Creek 4NE None   0.37 0.37 0.89 1.12 2.00 0.21 0.48 0.31 1.82 0.91 0.20 0.22   8.90   1981-2010 Normals   0.28 0.36 0.30 0.65 1.09 0.70 0.60 0.75 0.73 0.66 0.31 0.51    6.94   Percent of Normal     132 103 297 172 183 30 80 41 249 138 65 43   128                                 Fossil Butte National Monument   None    0.90 0.54 1.66 1.51 4.66 0.38 T 0.47 1.43 2.96 0.72 1.50   16.73 1981-2010 Normals   0.49 0.68 0.82 0.98 1.41 1.03 0.85 0.93 1.10 1.11 0.86 0.74    11.00   Percent of Normal    184 79 202 154 330 37 0 515 130 267 84 203   152 Snowfall    16.5 9.8 19.4 0.5 1.3 0.0 0.0 0.0 1.0 3.5 4.8 13.7    70.5                                 Green River None   0.85 0.57 1.63 2.22 3.76 0.68 0.18 0.79 2.08 1.56 1.00 0.40   15.72   1981-2010 Normals    0.34  0.43 0.71  0.85 1.23 0.98 0.55  0.68  0.90 0.81 0.41 0.44    8.33   Percent of Normal    250 133 230 261 306 69 33 116 231 193 244 91   189 Snowfall   9.4 7.6 13.3 6.5 T 0.0 0.0 0.0 0.0 T 10.0 4.0    50.8 1981-2010 Normals   4.6 7.3 5.0 3.9 0.6 0.0 0.0 0.0 0.0 0.5 3.8 6.5   32.2 Percent of Normal   204 104 266 167 0 0 0 0 0 0 263 62    158                                 Rock Springs  None   0.39 0.32 1.69 4.16 3.40 0.39 0.06 0.33 2.32 0.93 0.87 0.45   15.31   1981-2010 Normals    0.44  0.46 0.67  0.91 1.42 0.86 0.73  0.96  1.08 1.09 0.52 0.52    9.66   Percent of Normal    89 70 252 457 239 45 8 34 215 85 167 87   158 Snowfall   5.4 4.1 13.5 3.0 0.0 0.0 0.0 0.0 0.0 0.0 11.9 1.1    39.0                                 Climate Division 4 - Big Horn Drainage Climate Division: Big Horn (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   24.5 32.0 35.4 43.4 49.5 64.6 66.7 64.5 55.2 45.9 37.7 13.9   44.4   20th Century Average   17.7 22.7 30.2 39.8 49.1 58.1 65.8 63.7 53.5 42.6 29.2 20.6   41.1   Departure from Avegage   6.8 9.3 5.2 3.6 0.4 6.5 0.9 0.8 1.7 3.3 8.5 -6.7   3.4   Rank: Warm to Cold (122 yrs)    15 4 15 20 55 3 50  49  39 20 3 115   4   Rank: Cold to Warm (122 yrs)    107 119 108 103 68 120 73 74 84 103 120 8   115   Precipitation   0.45 0.59 1.72 2.44 2.07 0.58 0.59 0.72 2.92 2.58 0.98 1.59   17.23   20th Century Average   0.92 0.75 1.12 1.75 2.22 1.92 1.13 0.94 1.31 1.14 0.95 0.87   15.02   Percent of Average    49 79 154 139 93 30 52 77 223 226 103 183   115   Rank: Dry to Wet (122 yrs)   19 45 104 101 63 8 26 53 115 116 70 115   97   Rank: Wet to Dry (122 yrs)   103 78 19 22 60 115 97 73 8 7 53 8   26      Station Name: Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Greybull Airport   None   0.11 T 0.36 0.46 1.36 0.17 0.09 0.33 2.76 1.18 0.23 0.03   7.08   1981-2010 Normals    0.23  0.18  0.40  0.71  1.65  1.20  0.66  0.42  0.88  0.30  0.28  0.60    7.51   Percent of Normal     48 0 90 65 82 14 14 79 314 197 0.77 11   94                                 Worland Airport None   0.03 T 0.97 1.34 1.42 0.29 0.15 0.27 1.97 2.35 0.96 0.19   9.94   1981-2010 Normals    0.23 0.19 0.46 0.86 1.42 1.15 0.71 0.43 0.85 0.69 0.35 0.23    7.57   Percent of Normal     13 0 211 156 100 25 21 63 232 341 274 83    131                                 Cody  None   0.10 0.03 0.80 2.86 1.68 0.26 1.01 0.62 2.14 2.13 0.29 2.17   14.09   1981-2010 Normals   0.33 0.33 0.56 1.06 1.82 1.68 1.11 0.91 1.06 0.89 0.48 0.33    10.56   Percent of Normal     30 9 143 270 92 15 91 68 202 239 60 658    133 Snowfall    1.6  T 2.3 0.0 0.0 0.0 0.0 0.0 0.0 0.0 2.0 25.4   31.3 1981-2010 Normals   7.8 6.7 6.9 6.3 0.8 0.0 0.0 0.0 0.2 4.3 6.3 8.0   47.3   Percent of Normal     21 0 33 0 0 0 0 0 0 0 32 318   66                                 Powell Field Station   None   0.00 0.00 0.26 0.61 1.42 0.26 0.50 0.24 1.58 1.40 0.24 0.13   6.64   1981-2010 Normals   0.21 0.13 0.29 0.51 1.40 1.35 0.87 0.52  0.65 0.56 0.18 0.13    6.80   Percent of Normal     0  0 90 120 101 19 57 46 243 250 133 100   98 Snowfall    0.0  0 T 0.0 0.0 0.0 0.0 0.0 0.0 1.5 T 1.0   2.5 1981-2010 Normals   2.3 0.5 2.5 0.5 0.5 0.0 0.0 0.0 0.1  1.2 1.3 1.2   10.1   Percent of Normal     0 0 0 0 0 0 0 0 0 125 0 83    25                                 Thermopolis   None   0.10 0.25 2.52 3.32 1.30 0.02 0.02 0.72 3.16 2.49 0.94 0.35   15.19   1981-2010 Normals   0.35 0.45 0.87 1.46 1.86 1.51 0.88 0.58 1.23 1.26 0.80 0.46    11.71   Percent of Normal     29 56 290 227 70 1 2 124 257 198 118 76   130 Snowfall    1.5 5.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.0 5.0    21.5 1981-2010 Normals   5.6  4.6 2.5 2.8 0.4 0.0 0.0 0.0 0.2 2.4 3.7 4.5   26.7   Percent of Normal     27 109 80 0 0 0 0 0 0 0 216 111   81 Climate Division 5 - Powder and Tongue Drainages Climate Division: Powder / Tongue (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   26.2 33.1 37.4 43.8 50.3 67.1 70.3 66.5 57.7 48.4 39.9 14.9   46.3   20th Century Average   19.6 23.8 31.1 41.2 50.8 60.2 68.2 66.5 55.9 44.6 31.1 22.4   43.0   Departure from Avegage   6.6 9.3 6.3 2.6 -0.5 6.9 2.1 0.0 1.8 3.8 8.8 -7.5   3.3   Rank: Warm to Cold (122 yrs)   16 4 11 29  69 3  32 66 41 16 3 111   3   Rank: Cold to Warm (122 yrs)   106 119 112 94 54 120 91 57 82 107 120 12   120   Precipitation   0.43 0.74 1.37 2.90 1.64 0.74 0.87 1.06 2.89 1.11 0.58 0.86   15.19   20th Century Average   0.63 0.61 1.05 1.85 2.54 2.35 1.40 0.99 1.28 1.16 0.77 0.65   15.28   Percent of Average    68 121 130 107 65 31 62 110 226 96 75 132   99   Rank: Dry to Wet (122 yrs)   35 85 90 107 22 7 29 80 119 59 40 95   59   Rank: Wet to Dry (122 yrs)   87 38 33 16 101 116 94 43 4 64 83 28   64      Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Buffalo Airport None    0.13 0.46 0.65 2.17 1.51 0.39 0.49 0.52 3.24 1.99 0.49 0.25   12.29 1981-2010 Normals    0.42  0.35  0.92  1.30  2.53  2.28  1.66  0.81  1.31  0.93  0.54  0.40    13.45   Percent of Normal     31 131 71 167 60 17 30 64 247 214 91 63    91                                 Sheridan Arpt None   0.56 0.89 1.59 3.36 1.06 0.39 0.22 1.44 3.71 1.45 1.28 1.00   16.95   1981-2010 Normals    0.56  0.54  0.98  1.60  2.35 2.12  1.18  0.72  1.43  1.41  0.71  0.56   14.16   Percent of Normal     100  165 162 210 45 18 19 200 259 103 180 179    120                                                                 Kaycee None   0.16 0.21 0.53 2.85 2.21 0.30 0.14 0.58 3.23 0.61 0.20 0.80   11.82   1981-2010 Normals   0.30 0.34 0.74 1.46 2.37 1.84 1.42 0.80 1.18 1.04 0.57 0.31    12.37   Percent of Normal     53 62 72 195 93 16 10 73 274 59 35 258    96 Snowfall    2.0 6.0 2.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0 3.0 9.0   23.0 1981-2010 Normals   5.9 6.3 8.0 4.7 0.6 0.1 0.0 0.0 0.2 1.5 4.2 6.0   37.5   Percent of Normal     34  95 25 21 0 0 0 0 0 0 71 150   61                                 Climate Division 6 - Belle Fourche Drainage Climate Division: Belle Fourche (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   26.0 33.2 38.4 43.9 51.3 68.6 71.5 67.0 58.6 49.4 40.7 14.1   46.9   20th Century Average   19.0 23.1 30.6 41.4 51.3 60.9 68.8 67.0 56.4 45.0 31.0 22.1   43.1   Departure from Avegage   7.0 10.1 7.8 2.5 0.0 7.7 2.7 0.0 2.2 4.4 9.7     3.8   Rank: Warm to Cold (122 yrs)   16 4 8  30 59 2 27 62 37 13 2 114   2   Rank: Cold to Warm (122 yrs)   106 119 115 93 64 121 96 61 86 110 121 9   121   Precipitation   0.39 0.83 1.49 2.21 1.06 0.94 1.54 1.51 2.11 0.62 0.52 0.87   14.09   20th Century Average   0.59 0.59 0.98 1.75 2.66 2.83 1.84 1.33 1.32 1.14 0.69 0.64    16.36   Percent of Average    66 141 152 126 40 33 84 114 160 54 75 136   86   Rank: Dry to Wet (122 yrs)   36 97 102 87 10 8 55 75 102 31 48 91   34   Rank: Wet to Dry (122 yrs)   86 26 21 36 113 115 68 48 21 92 75 32   89      Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Gillette Airport   D1   0.40 1.11 1.11 2.55 0.67 0.44 1.32 1.56 2.50 1.45 0.28 0.85   14.24 1981-2010 Normals    0.39 0.39  0.96  1.47  2.45 2.21  1.66  0.95  1.19  1.27  0.55  0.40    13.89   Percent of Normal     103 285 116 173 27 20 80 164 210 114 51 213   103 Climate Division 7 - Cheyenne and Niobrara Drainages Climate Division: Cheyenne / Niobrara (Division Avgs)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   26.3 33.5 38.6 44.8 51.0 69.4 72.1 67.7 59.5 50.5 40.6 16.5   47.5   20th Century Average   20.3 24.6 32.1 42.5 52.4 62.5 70.3 68.4 57.6 45.9 31.8 23.0   44.3   Departure from Avegage   6.0 8.9 6.5 2.3 -1.4 6.9 1.8 -0.7 1.9 4.6 8.8 -6.5   3.3   Rank: Warm to Cold (122 yrs)   22 5 10  30 78 3 36 76 43 7 3 111   3   Rank: Cold to Warm (122 yrs)   100 118 113 93 45 120 87 47 80 116 120 12   120   Precipitation   0.21 0.63 1.38 2.00 1.67 1.17 1.95 1.27 1.33 0.22 0.36 0.85   13.04   20th Century Average   0.42 0.46 0.76 1.68 2.53 2.34 1.78 1.21 1.14 0.95 0.55 0.48   14.30   Percent of Average    50 137 182 119 66 50 110 105 117 23 65 177   91   Rank: Dry to Wet (122 yrs)   22 90 112 86 34 22 84 74 80 8 39 114   45   Rank: Wet to Dry (122 yrs)   100 33 11 37 89 101 39 49 43 115 84 9   78      Climate Division 8 - Lower Platte Drainage Climate Division: Lower Platte (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   26.6 33.0 37.1 43.0 49.5 66.9 70.5 66.1 58.9 50.8 40.6 21.2   47.0   20th Century Average   22.8 25.9 32.1 41.2 50.8 60.7 68.0 66.2 56.4 45.2 32.3 24.7   43.9   Departure from Avegage   3.8 7.1 5.0 1.8 -1.3 6.2 2.5 -0.1 2.5 5.6 8.3 -3.5   3.2   Rank: Warm to Cold (122 yrs)    33 6 18 38  86 3  25 64 30 3 3 103   4   Rank: Cold to Warm (122 yrs)    89 117 105 85 37 120 98 59 93 120 120 20   119   Precipitation   0.62 0.79 2.19 3.40 2.49 0.66 0.64 1.32 0.95 0.23 0.62 0.88   14.79   20th Century Average   0.51 0.59 0.97 1.90 2.55 2.05 1.58 1.17 1.21 1.05 0.68 0.63   14.89   Percent of Average   122 134 226 179 98 32 41 113 79 22 91 140   99   Rank: Dry to Wet (122 yrs)   89 95 119 113 68 7 5 79 56 7 64 98   64   Rank: Wet to Dry (122 yrs)   33 28 4 10 55 116 118 44 67 116 59 25   59      Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Casper Airport   None   0.99 0.47 1.36 3.63 3.01 1.17 0.24 1.30 1.55 0.16 0.38 1.31   15.57 1981-2010 Normals    0.51 0.57  0.82  1.29  2.02  1.61  1.41  0.85  1.08  1.11  0.76  0.49    12.52   Percent of Normal     194 82 166 281 149 73 17 153 144 14 50 267    124 Snowfall   13.4  15.2 13.4 14.5 0.0 0.0 0.0 0.0 0.0 T 3.2 22.2   81.9 1981-2010 Normals   9.1 9.8 10.9 11.6 2.9 0.1 0.0 0.0 1.8 7.4 10.3 11.0   74.9   Percent of Normal     147 155 123 125 0 0 0 0 0 0 31 202    109                                 Cheyenne Arpt  None   0.48 0.72 2.33 3.13 2.03 2.08 1.08 1.05 0.80 0.27 0.38 0.43   14.78   1981-2010 Normals    0.33  0.47  1.05  1.78  2.34  2.34  2.19 1.95  1.48  0.93  0.59  0.49   15.94   Percent of Normal     145  153 222 176 87 89 49 54 54 29 64 88    93 Snowfall    8.9 11.1 24.9 19.7 1.6 0.0 0.0 0.0 T T 3.8 6.2   76.2 1981-2010 Normals   5.9 7.9 11.3 10.2 2.3 0.0 0.0 0.0 1.3 5.0  8.0 8.4    60.3   Percent of Normal     151 141 220 193 70 0 0 0 0 0 48 74   126                                 Climate Division 9 - Wind River Drainage Climate Division: Wind River (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   21.4 29.9 33.8 41.7 47.3 63.1 65.9 62.5 54.3 45.4 35.6 15.0   43.0   20th Century Average   17.3 22.0 29.0 38.3 48.0 57.0 64.7 62.8 52.9 41.8 27.9 19.5   40.1   Departure from Avegage   4.1 7.9 4.8 3.4 -0.7 6.1 1.2 -0.3 1.4 3.6 7.7 -4.5   2.9   Rank: Warm to Cold (122 yrs)    29 5 15  24  70 2 43 71 42 16 3 102   3   Rank: Cold to Warm (122 yrs)   93 118 108 99 53 121 80 52 81 107 120 21   120   Precipitation   0.60 0.64 2.64 3.07 3.33 0.50 0.26 0.79 2.37 2.17 0.92 2.21   19.50   20th Century Average   0.93 0.81 1.26 1.89 2.25 1.67 1.04 0.88 1.19 1.20 0.96 0.84   14.92   Percent of Average    65 79 210 162 148 30 25 90 199 181 96 263   131   Rank: Dry to Wet (122 yrs)   33 43 119 113 100 13 2 68 113 107 59 121   115   Rank: Wet to Dry (122 yrs)   89 80 4 10 24 110 121 55 10 16 64 2   8      Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Lander Airport None   0.42 0.50 4.59 4.61 5.03 0.57 T 0.52 1.68 0.98 1.49 0.90   21.29   1981-2010 Normals    0.41  0.58  1.16  1.87  2.20  1.27  0.78 0.61  1.05  1.29  0.86  0.58   12.66   Percent of Normal     102  86 396 247 229 45 0 85 160 76 173 155    168 Snowfall    5.3  3.9 33.3 4.3 T 0.0 0.0 0.0 0.0 0.0 14.0 9.1   69.9 1981-2010 Normals   7.6 10.3 16.1 16.8 4.8 0.1 0.0 0.0 2.7 9.8  13.1 10.1    91.4   Percent of Normal     70 38 207 26 0 0 0 0 0 0 107 90   76                                 Riverton Airport  None   0.40 0.28 2.13 3.31 2.77 0.39 T 0.22 1.98 1.39 0.55 0.77    14.41   1981-2010 Normals    0.24  0.27  0.55  1.30  1.72  1.28  0.89  0.57  0.90  0.89  0.50  0.32    9.43   Percent of Normal     167 104 387 255 161 30 0 44 220 156 110 241   153 Snowfall    5.3 2.6 21.5 12.7 T 0.0 0.0 0.0 0.0 0.1 4.3 12.6   59.1                                 Dubois  None   0.23 0.13 1.05 1.01 2.39 0.68 0.58 0.48 2.61 1.79 0.50 1.05   12.50   1981-2010 Normals   0.24 0.38 0.40 1.10 1.64 1.28 1.11 0.86 1.24 0.81 0.57 0.28    9.91   Percent of Normal     96 34 263 92 146 53 52 56 210 221 88 375     126 Snowfall    4.0  1.5 14.7 2.0 T 0.0 0.0 0.0 1.0 3.0 6.0 23.1   55.3 1981-2010 Normals   3.9 5.7 6.0 8.5 3.9 0.6 0.0 0.0 2.6 3.0 5.8 5.1   45.1   Percent of Normal     103 26 245 24 0 0 0 0 38 100 103 453   123                                 Riverton  None   0.49 0.19 2.70 3.82 2.59 0.12 0.13 0.22 1.75 1.55 0.75 0.93   15.24   1981-2010 Normals   0.28 0.33 0.56 0.98 1.45 1.21 0.78 0.50 0.83 0.85 0.41 0.24    8.42   Percent of Normal     175  58 482 390 179 10 17 44 211 182 183 388     181 Snowfall    7.7  2.7 22.1 9.0 T 0.0 0.0 0.0 0.0 T 7.3 12.9   61.7 1981-2010 Normals    4.8  6.0  5.9  6.1 1.2 0.0 0.0 0.0 0.3 3.7 4.3 4.8   37.1   Percent of Normal     160 45 375 148 0 0 0 0 0 0 170 269   166 Climate Division 10 - Upper Platte Drainage Climate Division: Upper Platte (Division Averages)   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016   Average Temperature   20.9 28.0 32.9 40.0 46.4 63.2 66.2 62.6 55.0 46.8 36.8 18.9   43.1   20th Century Average   18.3 21.7 28.0 37.5 47.4 57.1 64.5 62.6 52.9 41.8 28.3 20.2   40.0   Departure from Avegage   2.6 6.3 4.9 2.5 -1.0 6.1 1.7 0.0 2.1 5.0 8.5 -1.3   3.1   Rank: Warm to Cold (122 yrs)   39 11 18  34 75  2  27 66 36 6 3 81   5   Rank: Cold to Warm (122 yrs)   83 112 105 89 48 121 96 57 87 117 120 42   118   Precipitation   0.95 0.69 1.93 2.62 2.46 0.51 0.33 0.42 1.26 0.71 0.88 0.96   13.72   20th Century Average   0.80 0.83 1.06 1.58 1.78 1.27 1.10 0.95 1.08 1,09 0.83 0.82   13.19   Percent of Average    119 83 182 166 138 40 30 44 117 65 106 117   104   Rank: Dry to Wet (122 yrs)   90 45 116 115 98 21 3 12 82 38 71 83   79   Rank: Wet to Dry (122 yrs)   32 78 7 8 25 102 120 111 41 85 52 40   44      Station Name:   Drought Conditions   Jan 2016 Feb 2016 Mar 2016 Apr 2016 May 2016 Jun 2016 Jul 2016 Aug 2016 Sep 2016 Oct 2016 Nov 2016 Dec 2016   Total for 2016  click on location   D0 D1                                for graph D2 D3 D4                               Jeffrey City  None   0.45 0.46 1.44 2.86 2.92 0.23 0.04 0.63 1.93 0.50 0.31 0.72   12.49   1981-2010 Normals    0.31  0.41 0.86  1.27 1.85 1.15 0.89  0.60  0.80 0.91 0.59 0.42    10.06   Percent of Normal    145 112 167 225 158 20 4 105 241 55 53 171   124 Snowfall   4.1  4.0 17.0 19.0 1.0 0.0 0.0 0.0 0.0 0.0 6.0 8.0   59.1 1981-2010 Normals   4.6 6.7 9.4 10.2 4.9 0.4 0.0 0.0 1.4 7.3 6.6 5.5    57.0   Percent of Normal    89 60 181 186 20 0 0 0 0 0 91 145    104 2015-16 2016 2015 Annual 2014-15 2016 2014 Annual 2013-14 2016 2013 Annual 2012-13 2016 2012 Annual 2011-12 2016 More...