National Weather Service United States Department of Commerce

 

Both the Jackson Weather Office and the London Corbin Airport saw slightly

warmer than normal conditions for July 2017. Jackson finished July 2017 

0.7 degrees above normal while London was a half degree warmer. On the 

precipitation side of the fence, the Jackson Weather Office was a little over

a half inch drier than normal, but the London Corbin Airport was more than two 

and a half inches wetter. The Jackson Weather Office did not set or tie any

temperature or precipitation records last month. London set a new high temperature

record on the 22nd with a reading of 95 degrees and also tied a maximum

low temperature record with 73 degrees on the 23rd. Also of note, London saw 4 days

with over one inch of rain. This ties 1972 and last year for most days in July with over

an inch of rain.

 

Here is the monthly climate summary for Jackson:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             101   07/08/1988
 LOW               52   07/30/2014
                        07/07/1983
                        01/03/2000
HIGHEST            92   07/22        93      -1       94  07/25
                        07/21
LOWEST             59   07/30        57       2       61  07/01
AVG. MAXIMUM     85.3              84.6     0.7     86.4
AVG. MINIMUM     66.9              66.1     0.8     68.3
MEAN             76.1              75.4     0.7     77.3
DAYS MAX >= 90      6               4.8     1.2        7
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         9.74   1985
 MINIMUM         1.77   1995
TOTALS           4.13              4.65   -0.52     6.35
DAILY AVG.       0.13              0.15   -0.02     0.20
DAYS >= .01        14              12.4     1.6       14
DAYS >= .10        10               8.3     1.7       11
DAYS >= .50         3               3.4    -0.4        5
DAYS >= 1.00        0               1.0    -1.0        2
GREATEST
 24 HR. TOTAL    0.90   07/23 TO 07/23              1.65

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.0     0.0        0
GREATEST
 SNOW DEPTH         0   MM                             0
 24 HR TOTAL      0.0                                0.0

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
 SINCE 7/1          0                 0       0        0
COOLING TOTAL     351               321      30      391
 SINCE 1/1        756               680      76      828
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              1.3
HIGHEST WIND SPEED/DIRECTION    24/320    DATE  07/24
HIGHEST GUST SPEED/DIRECTION    37/320    DATE  07/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           18
NUMBER OF DAYS PC             12
NUMBER OF DAYS CLOUDY          1

AVERAGE RH (PERCENT)     75

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             11     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       8
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      18     FOG W/VIS <= 1/4 MILE      7
HAZE                      2

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

 

Here is the Local climatological data sheet for Jackson: 

 

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   JACKSON KY
                                          MONTH:     JULY
                                          YEAR:      2017
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  85  68  77   2   0  12 0.13  0.0    0  2.4 16 290   M    M   3 13     23 350
 2  84  70  77   2   0  12 0.00  0.0    0  1.4  7 310   M    M   5 1      12 260
 3  84  67  76   1   0  11 0.01  0.0    0  0.3  5 180   M    M   4 1       8 120
 4  78  69  74  -1   0   9 0.10  0.0    0  1.1  7 140   M    M   6 1      11  60
 5  84  69  77   2   0  12 0.24  0.0    0  1.1  7 180   M    M   7 123    11 170
 6  85  68  77   2   0  12 0.32  0.0    0  1.6  8 260   M    M   6 123    14 290
 7  85  65  75   0   0  10 0.26  0.0    0  2.3 12 350   M    M   6 13     24  10
 8  83  65  74  -1   0   9 0.01  0.0    0  3.1 10 310   M    M   3 1      16 300
 9  82  60  71  -5   0   6 0.00  0.0    0  1.5 10 290   M    M   1        14 280
10  86  63  75  -1   0  10 0.00  0.0    0  1.2  9 160   M    M   1        16 190
11  85  68  77   1   0  12 0.00  0.0    0  1.2  8 270   M    M   1        14 260
12  90  69  80   4   0  15 0.00  0.0    0  0.8  7 240   M    M   1        13 240
13  90  73  82   6   0  17    T  0.0    0  1.7  9 170   M    M   1 3      17 210
14  89  71  80   4   0  15 0.66  0.0    0  1.5 13 330   M    M   4 13     22 240
15  84  68  76   0   0  11 0.02  0.0    0  1.7  8 310   M    M   5 12     12 310
16  85  63  74  -2   0   9 0.00  0.0    0  0.9  7 310   M    M   0        10 320
17  87  65  76   0   0  11 0.00  0.0    0  0.6  6 310   M    M   0         9 290
18  89  67  78   2   0  13 0.00  0.0    0  0.8  7 310   M    M   1         9 310
19  90  68  79   4   0  14 0.00  0.0    0  1.2  7 300   M    M   1        10 290
20  90  68  79   4   0  14 0.00  0.0    0  1.2  8 290   M    M   1 1      13 300
21  92  73  83   8   0  18    T  0.0    0  1.6  8 330   M    M   4 1      12 300
22  92  74  83   8   0  18 0.01  0.0    0  1.6  8 270   M    M   1 38     15 260
23  86  68  77   2   0  12 0.90  0.0    0  3.2 15 300   M    M   3 123    25 310
24  86  69  78   3   0  13 0.36  0.0    0  1.0 24 320   M    M   6 123    37 320
25  84  64  74  -1   0   9 0.00  0.0    0  0.5  6 100   M    M   2 1      10  30
26  87  61  74  -1   0   9 0.00  0.0    0  1.2  7 310   M    M   0 1      10 280
27  81  69  75   0   0  10 0.83  0.0    0  1.2 12 330   M    M   5 1238   18 330
28  77  69  73  -2   0   8 0.28  0.0    0  1.5  8 360   M    M   9 123    15  10
29  78  63  71  -4   0   6 0.00  0.0    0  1.0  9 310   M    M   7        13 300
30  80  59  70  -5   0   5 0.00  0.0    0  0.3  7  80   M    M   0        13  70
31  85  62  74  -1   0   9 0.00  0.0    0  0.3  6 140   M    M   1         9 140
================================================================================
SM 2643 2075         0 351  4.13     0.0  41.0          M       95
================================================================================
AV 85.3 66.9                               1.3 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 24 320               # 37  320
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  JACKSON KY
                                          MONTH:    JULY
                                          YEAR:     2017
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 76.1   TOTAL FOR MONTH:   4.13    1 = FOG OR MIST
DPTR FM NORMAL:   0.7   DPTR FM NORMAL:   -0.52    2 = FOG REDUCING VISIBILITY
HIGHEST:    92 ON 22,21 GRTST 24HR  0.90 ON 23-23      TO 1/4 MILE OR LESS
LOWEST:     59 ON 30                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   0.0 INCH    5 = HAIL
                        GRTST 24HR     0.0         6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   0           7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:  14
MAX 90 OR ABOVE:   6    0.10 INCH OR MORE:  10
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   3
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   0

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  15
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  1
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   351
DPTR FM NORMAL    30    [PRESSURE DATA]
TOTAL FM JAN 1   756    HIGHEST SLP 30.17 ON 31
DPTR FM NORMAL    76    LOWEST  SLP 29.73 ON 28

[REMARKS]
#FINAL-07-17#

 

Here is the monthly climate summary for London: 

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JULY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             101   07/01/2012
                        07/31/1999
                        07/30/1999
 LOW               45   07/10/1961
HIGHEST            95   07/22        MM      MM       94  07/25
LOWEST             58   07/30        MM      MM       58  07/01
AVG. MAXIMUM     87.0              86.4     0.6     88.1
AVG. MINIMUM     66.6              66.2     0.4     68.2
MEAN             76.8              76.3     0.5     78.1
DAYS MAX >= 90      9               7.2     1.8       10
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        11.23   2015
 MINIMUM         1.12   1974
TOTALS           6.58              4.04    2.54     8.39
DAILY AVG.       0.21              0.13    0.08     0.27
DAYS >= .01        10              12.5    -2.5       15
DAYS >= .10         7               8.1    -1.1       12
DAYS >= .50         4               3.0     1.0        6
DAYS >= 1.00        4               1.0     3.0        4
GREATEST
 24 HR. TOTAL    1.66   07/28 TO 07/28              1.74

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
TOTALS             MM               0.0      MM       MM
SINCE 7/1          MM               0.0      MM       MM
SNOWDEPTH AVG.     MM                MM      MM       MM
DAYS >= 1.0        MM               0.0      MM       MM
GREATEST
 SNOW DEPTH        MM                                 MM
 24 HR TOTAL       MM                                 MM

DEGREE_DAYS
HEATING TOTAL       0                 0       0        0
 SINCE 7/1          0                 0       0        0
COOLING TOTAL     374               350      24      415
 SINCE 1/1        712               707       5      816
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.2
HIGHEST WIND SPEED/DIRECTION    35/260    DATE  07/06
HIGHEST GUST SPEED/DIRECTION    45/200    DATE  07/03

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.30
NUMBER OF DAYS FAIR           15
NUMBER OF DAYS PC             16
NUMBER OF DAYS CLOUDY          0

AVERAGE RH (PERCENT)     70

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             12     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      1
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

 

Here is the local climatological data sheet for London: 

 

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)

                                          STATION:   LONDON KY
                                          MONTH:     JULY
                                          YEAR:      2017
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

  TEMPERATURE IN F:       :PCPN:    SNOW:  WIND      :SUNSHINE: SKY     :PK WND
================================================================================
1   2   3   4   5  6A  6B    7    8   9   10  11  12  13   14  15   16   17  18
                                     12Z  AVG MX 2MIN
DY MAX MIN AVG DEP HDD CDD  WTR  SNW DPTH SPD SPD DIR MIN PSBL S-S WX    SPD DR
================================================================================

 1  86  69  78   2   0  13 0.05    M    M  5.8 22 250   M    M   5 3      28 260
 2  86  66  76   0   0  11 0.00    M    M  2.1  9 240   M    M   5 1      11 250
 3  84  68  76   0   0  11 1.35    M    M  3.2 33 190   M    M   4 13     45 200
 4  81  69  75  -1   0  10 0.39    M    M  2.6 13 230   M    M   7 1      17 200
 5  84  69  77   1   0  12 0.38    M    M  4.0 20 260   M    M   6 123    27 250
 6  84  69  77   1   0  12 1.01    M    M  6.3 35 260   M    M   6 138    43 250
 7  85  68  77   1   0  12 0.00    M    M  5.6 18  20   M    M   6 3      25  20
 8  84  68  76   0   0  11 0.20    M    M  5.0 16 170   M    M   6 13     21 200
 9  85  62  74  -2   0   9 0.00    M    M  2.9 12 260   M    M   1 1      14 250
10  87  61  74  -2   0   9 0.00    M    M  4.8 13 210   M    M   0        18 200
11  87  65  76   0   0  11 0.00    M    M  4.6 15 270   M    M   0        21 280
12  90  66  78   2   0  13 0.00    M    M  4.4 14 210   M    M   2        19 220
13  88  72  80   4   0  15 0.02    M    M  5.8 20 270   M    M   1 3      26 260
14  90  72  81   5   0  16    T    M    M  6.5 15 250   M    M   4 3      19 240
15  86  65  76   0   0  11 0.00    M    M  3.6 12 310   M    M   4 1      16 290
16  86  59  73  -3   0   8 0.00    M    M  2.3 10 250   M    M   0        13 270
17  87  61  74  -2   0   9 0.00    M    M  1.3  8  60   M    M   1        11 160
18  89  64  77   1   0  12 0.00    M    M  2.3  9 270   M    M   1        13 200
19  91  66  79   3   0  14 0.00    M    M  3.1 13 250   M    M   1        15 290
20  91  66  79   3   0  14 0.00    M    M  2.5 10  10   M    M   1 18     14 360
21  94  72  83   7   0  18 0.00    M    M  2.8 10 280   M    M   4 18     14 330
22  95  72  84   8   0  19 0.02    M    M  6.0 18 290   M    M   1 13     25 290
23  90  73  82   6   0  17    T    M    M  5.8 17 310   M    M   1 3      25 290
24  90  68  79   3   0  14 0.00    M    M  4.9 15 250   M    M   4 1      19 250
25  88  69  79   3   0  14 0.00    M    M  3.8 10 360   M    M   4        17  20
26  91  63  77   1   0  12 0.00    M    M  2.4  9 290   M    M   3        13 290
27  87  70  79   3   0  14 1.50    M    M  4.9 25 320   M    M   4 138    34 280
28  83  70  77   1   0  12 1.66    M    M  5.3 23 280   M    M   7 13     31 270
29  79  65  72  -4   0   7 0.00    M    M  7.4 16  20   M    M   6        22  10
30  83  58  71  -5   0   6 0.00    M    M  5.8 14  50   M    M   0        21  30
31  86  59  73  -3   0   8 0.00    M    M  1.5 10 170   M    M   0        13  70
================================================================================
SM 2697 2064         0 374  6.58    M    129.3          M       95
================================================================================
AV 87.0 66.6                               4.2 FASTST   M    M   3    MAX(MPH)
                                 MISC ---->  # 35 260               # 45  200
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES

COLUMN 17 PEAK WIND IN M.P.H.

PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2

                                          STATION:  LONDON KY
                                          MONTH:    JULY
                                          YEAR:     2017
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

[TEMPERATURE DATA]      [PRECIPITATION DATA]       SYMBOLS USED IN COLUMN 16

AVERAGE MONTHLY: 76.8   TOTAL FOR MONTH:   6.58    1 = FOG OR MIST
DPTR FM NORMAL:   0.5   DPTR FM NORMAL:    2.54    2 = FOG REDUCING VISIBILITY
HIGHEST:    95 ON 22    GRTST 24HR  1.66 ON 28-28      TO 1/4 MILE OR LESS
LOWEST:     58 ON 30                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:    M          5 = HAIL
                        GRTST 24HR    M  ON   M    6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:  M  ON   M    7 = DUSTSTORM OR SANDSTORM:
                                                       VSBY 1/2 MILE OR LESS
                                                   8 = SMOKE OR HAZE
[NO. OF DAYS WITH]      [WEATHER - DAYS WITH]      9 = BLOWING SNOW
                                                   X = TORNADO
MAX 32 OR BELOW:   0    0.01 INCH OR MORE:  10
MAX 90 OR ABOVE:   9    0.10 INCH OR MORE:   7
MIN 32 OR BELOW:   0    0.50 INCH OR MORE:   4
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   4

[HDD (BASE 65) ]
TOTAL THIS MO.     0    CLEAR  (SCALE 0-3)  15
DPTR FM NORMAL     0    PTCLDY (SCALE 4-7)  16
TOTAL FM JUL 1     0    CLOUDY (SCALE 8-10)  0
DPTR FM NORMAL     0

[CDD (BASE 65) ]
TOTAL THIS MO.   374
DPTR FM NORMAL    24    [PRESSURE DATA]
TOTAL FM JAN 1   712    HIGHEST SLP 30.17 ON 31
DPTR FM NORMAL     5    LOWEST  SLP 29.70 ON 28

[REMARKS]
#FINAL-07-17#