Areas of Extreme Heat and Fire Weather in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Extreme heat will continue in the interior Northwest into midweek before finally waning. Hot temperatures, dry, gusty winds, and isolated dry thunderstorms will bring critical fire weather. Heavy rain and thunderstorms are expected across portions of the Great Basin, Rockies, and central/southern Plains. An atmospheric river will bring heavy rain and strong winds to southwest Alaska. Read More >

Lander Climate Summary Banner

Temperatures | Wind |Precipitation| Snowfall

...Highlights of 2014...

2014 - Slightly warmer than normal, slightly below normal or 93 percent of annual precipitation, below normal or 69 percent of annual snowfall
November - A Month of Extremes: Second for all-time record November high on the 1st of 71F, followed by -18F on the 13th (see note in table below).
Snowiest Christmas: 9.6 inches of snowfall on Christmas Day.
8th warmest October (over last 123 years, period of record 1982-2014).
9th driest April, 7th wettest August, 4th wettest December
8th snowiest December

Temperature Banner

Element	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Average High	36.4	32.3	48.9	57.8	67.7	76.8	88.8	81.6	75.8	65.6	42.4	33.8	59.0
Mean High (1981-2010 Normals)	33.1	36.5	47.4	56.4	66.5	77.5	86.8	85.0	72.8	58.5	42.8	31.8	58.0
Average Low	13.0	10.0	22.8	30.3	41.5	45.3	56.2	53.1	46.1	36.3	16.6	12.5	32.0
Mean Low (1981-2010 Normals)	10.2	13.9	23.6	31.3	40.1	48.4	55.6	54.3	44.4	32.7	19.7	9.6	32.1
Average Temperature	24.7	21.1	35.9	44.1	54.6	61.1	72.5	67.3	61.0	51.0	29.4	23.2	45.5
Mean Temp (1981-2010 Normals)	21.7	25.2	35.5	43.9	53.3	63.0	71.2	69.6	58.6	45.6	31.2	20.7	45.1
Departure from Normal	3.0	-4.1	0.4	0.2	1.3	-1.9	1.3	-2.3	2.4	5.4	-1.8	2.5	0.4
Rank - Coldest to Warmest 123 years of record (P.O.R 1892-2014)	98	36	80	78	92	56	99	60	102	116	39	74	95
Highest Daily Maximum	52	53	64	71	87	87	99	94	89	76	71	56	99
Date of Occurrence	11	13	10	18	28	10	23	12	18	7,25	1	9	7/23
Lowest Daily Minimum	-17	-17	-6	11	29	32	47	43	31	27	-18*	-27	-27
Date of Occurrence	6	6	2	14	13	19	1	24	12	27,28	13	31	12/31
Number of Days with:
Maximum >= 90°	0	0	0	0	0	0	16	5	0	0	0	0	21
Maximum <= 32°	9	13	2	1	0	0	0	0	0	0	9	14	34
Minimum <= 32°	31	27	30	18	8	1	0	0	1	9	23	30	178
Minimum <= 0°	3	7	2	0	0	0	0	0	0	0	6	7	25
Record Highs Set or Tied	0	0	0	0	0	0	1	0	4	2	2	0	9
Record Lows Set or Tied	0	0	0	0	0	1	0	0	0	0	0	0	1
* Lander only reached -18F or colder earlier than November 13th in the years 1916 (-25F) and 1919 (-22F).

Temperature Ranks and Records:

Daily Records:

Max:

July: 98 on the 9^th.
September: 87 on the 17^th (tie), 89 on the 18^th, 87 on the 24^th, 88 on the 25^th.
October: 75 on the 24^th, 76 on the 25^th.
November: 71 on the 1^st (tie), 67 on the 9^th.

Min:

June: 32 on the 19^th.

Warmest Months of October on Record
Rank	Year	Average Temperature °F
1	1988, 1963	53.6
3	1965	51.9
4	2010	51.8
5	1962	51.6
6	1934	51.4
7	1950	51.3
8	2014	51.0

Top Ten Warmest Years on Record
Rank	Year	Average Temperature °F
1	2012	49.0
2	1988, 1981	47.7
4	1934	47.6
5	1994	47.5
6	2006	47.4
7	1954	47.2
8	1999	47.0
9	2007, 1990	46.6
28	2014	45.5

Top Ten Coldest Years on Record
Rank	Year	Average Temperature °F
1	1912	39.9
2	1944	40.1
3	1920	40.2
4	1916, 1898	40.9
6	1895	41.0
7	1924	41.1
8	1913, 1899, 1923	41.2
92	2014	45.5


Average Annual Temperature for Period of Record - Click on Graph to Enlarge

Wind Banner

Element	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Average Speed (MPH)	5.4	6.6	7.5	8.0	8.0	7.9	7.2	6.4	6.0	5.4	6.4	6.6	6.6
Maximum 3-sec Gust	66	60	58	61	67	63	56	51	47	49	68	45	68
Direction (tens of degrees)	24	26	25	23	26	25	28	20	31	25	19	29	19
Date of Occurrence	11	16	20	18	4	4	25	30	9	26	11	2	11/1

Precipitation Banner

Element	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Total (inches)	0.61	0.19	1.18	0.70	1.51	0.60	0.62	1.61	1.79	0.50	0.59	1.82	11.72
Mean Precip (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
Departure from Normal	0.20	-0.39	0.02	-1.17	-0.69	-0.67	-0.16	1.00	0.74	-0.79	-0.27	1.24	-0.94
Percent of Normal	149	33	102	37	69	47	79	264	170	39	69	314	93
Rank - Driest to Wettest 123 years (P.O.R 1892-2014)	83	20	73	9	41	47	65	117	105	30	60	120	39
Greatest 24-HR Total	0.46	0.08	0.36	0.57	0.66	0.19	0.34	0.44	1.57	0.30	0.34	0.75	1.57
Dates of Occurrence	3-4	22	30	12-13	6-7	26-27	29-30	4-5	27-28	12	10-11	14-15	9/27-28
Number of Days with:
Precipitation >= 0.01	5	5	9	5	10	10	6	13	7	4	6	6	86
Precipitation >= 0.10	3	0	4	1	4	2	2	7	3	2	2	3	33
Precipitation >= 1.00	0	0	0	0	0	0	0	0	1	0	0	0	1
Days with Thunderstorms	0	0	0	0	3	5	0	0	0	0	0	0	8
Daily Precipitaton Records Set or Tied	0	0	0	0	0	0	0	1	1	0	0	2	4

Precipitation Ranks and Records:

One Day Precipitation Records:

August: 0.43 on the 4^th.
September: 1.37 on the 28^th.
December: 0.74 on the 14^th, 0.62 on the 25^th.

Wettest Months of August on Record
Rank	Year	Precipitation (inches)
1	1930	4.35
2	2004	2.35
3	1979	2.30
4	1941	1.99
5	1966	1.77
6	1933	1.67
7	2014	1.61
8	1908	1.52
9	1987	1.50

Wettest Months of December on Record
Rank	Year	Precipitation (inches)
1	1909	2.06
2	1997	2.02
3	1901	1.87
4	2014	1.82
5	2007	1.77
6	1921	1.67
7	1985	1.62
8	1892	1.60

Top Ten Driest Years on Record
Rank	Year	Precpitation (inches)
1	2001	5.30
2	1954	5.37
3	2012	6.60
4	1902	7.25
5	2006	7.42
6	1988	7.63
7	1939	7.95
8	2002	8.09
9	1914	8.32
10	2000	8.61
39	2014	11.72

Top Ten Wettest Years on Record
Rank	Year	Precipitation (inches)
1	1957	21.89
2	1923	21.52
3	1941	20.66
4	1912	20.00
5	1947	19.70
6	1995	19.68
7	1944	19.57
8	1973	19.30
9	1908	19.22
10	1971	18.99
85	2014	11.72


Annual Precipitation for Period of Record - Click on Graph to Enlarge

Snow Banner

Element	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Year
Total (inches)	8.9	3.8	13.9	4.3	2.2	0.0	0.0	0.0	T	T	8.9	21.1	63.1
Average Snowfall	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
Departure from Normal	1.3	-6.5	-2.2	-12.5	-2.6	-0.1	0.0	0.0	-2.7	-9.8	-4.2	11.0	-28.3
Percent of Normal	117	37	86	26	46	0	0	0	0	0	68	209	69
Rank - Least Snowiest to Snowiest 123 Years (P.O.R 1892-2014)	87	31	67	24	61	NA	NA	NA	61*	15^	68	117	28
Greatest 24-HR Total	5.3	1.3	3.9	4.3	1.2	0.0	0.0	0.0	T	T	6.1	9.6	9.6
Dates of Occurrence	4	22	11	13	11	NA	NA	NA	11	3	11	25	12/25
Number of Days with:
Snowfall >= 1.0 inch	3	2	4	1	1	0	0	0	0	0	2	4	17
Daily Snowfall Records Set or Tied	0	0	0	0	0	0	0	0	0	0	0	1	1
* 21 years on record with a trace (T) of snowfall in September. ^ 14 years on record with no snow in October, and 4 years with a trace (T).

Snowfall Ranks and Records:

One Day Snowfall Records:

December: 9.6 on the 25^th.

Snowiest Months of December on Record
Rank	Year	Snowfall (inches)
1	2007	34.6
2	1997	31.6
3	1985	28.0
4	1972	27.2
5	1967	26.3
6	1978	25.4
7	1982	22.6
8	2014	21.1
9	1909	20.6
10	1979	20.4

Top Ten Snowiest Years on Record
Rank	Year	Snowfall (inches)
1	1973	199.9
2	1975	160.7
3	1983	159.6
4	1967	154.6
5	1959	150.4
6	1971	148.3
7	2013	138.0
8	1978	128.1
9	1920	127.9
10	1892	125.1
96	2014	63.1



Annual and Seasonal Snowfall for Period of Record - Click on Graph to Enlarge

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Areas of Extreme Heat and Fire Weather in the Northwest U.S.; Heavy Rain in the West and South-central U.S.

Lander 2014 Annual Climate Summary