National Weather Service United States Department of Commerce

Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

The following are the January summaries for Jackson and London as well as the

January Local Climatological Data reports for Jackson and London:

 

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1981 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             78   01/31/2002
 LOW             -18   01/19/1994
                       01/21/1985
                       01/20/1985
HIGHEST           66   01/08         66       0       58  01/29
                                                          01/31
LOWEST             3   01/27          4      -1        0  01/22
AVG. MAXIMUM    39.8               44.2    -4.4     37.6
AVG. MINIMUM    22.9               27.4    -4.5     22.4
MEAN            31.3               35.8    -4.5     30.0
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    11                6.7     4.3       10
DAYS MIN <= 32    26               20.9     5.1       26
DAYS MIN <= 0      0                0.4    -0.4        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        7.71   2022
 MINIMUM        0.80   1981
TOTALS          3.71               3.96   -0.25     4.67
DAILY AVG.      0.12               0.13   -0.01     0.15
DAYS >= .01        9               14.4    -5.4       12
DAYS >= .10        4                7.9    -3.9        7
DAYS >= .50        2                2.6    -0.6        3
DAYS >= 1.00       1                1.0     0.0        2
GREATEST
 24 HR. TOTAL   2.63   01/24 TO 01/25               1.97

SNOWFALL (INCHES)
RECORDS
 TOTAL          26.3   1994
TOTALS           3.9                7.4    -3.5     14.8
SINCE 7/1       10.1               12.3    -2.2     20.2
SNOWDEPTH AVG.     0                                   1
DAYS >= 1.0        2                2.1    -0.1        5
GREATEST
 SNOW DEPTH        2   01/27                           4
                       01/31
 24 HR TOTAL     1.7   01/24 TO 01/25                4.3

DEGREE DAYS
HEATING TOTAL   1038                905     133     1078
 SINCE 7/1      2571               2477      94     2326
COOLING TOTAL      0                  0       0        0
 SINCE 1/1         0                  0       0        0
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.0
HIGHEST WIND SPEED/DIRECTION    24/310    DATE  01/14
HIGHEST GUST SPEED/DIRECTION    37/300    DATE  01/14

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            9
NUMBER OF DAYS PC             14
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       1
LIGHT RAIN                6     FREEZING RAIN              1
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                1     SNOW                       4
LIGHT SNOW               12     SLEET                      2
FOG                      15     FOG W/VIS <= 1/4 MILE      4
HAZE                      6

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

$$

 

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

                                          STATION:   JACKSON KY
                                          MONTH:     JANUARY
                                          YEAR:      2026
                                          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  37  28  33  -3  32   0 0.00  0.0    0  3.9 14 260   M    M   8        26 250
 2  46  28  37   1  28   0 0.00  0.0    0  2.3  8 210   M    M   2 1      12 200
 3  42  27  35  -1  30   0 0.00  0.0    0  3.0  7  30   M    M   7 1      15  40
 4  44  23  34  -2  31   0 0.00  0.0    0  1.1  6 310   M    M   0         9 310
 5  62  32  47  11  18   0 0.00  0.0    0  5.5 15 250   M    M   0        24 260
 6  59  45  52  16  13   0    T  0.0    0  7.5 14 220   M    M   7        26 250
 7  61  47  54  18  11   0 0.00  0.0    0  4.2  9 270   M    M   3 18     18 260
 8  66  43  55  19  10   0 0.00  0.0    0  5.2 10 170   M    M   0        19 170
 9  64  56  60  24   5   0 0.09  0.0    0  5.7 16 200   M    M   5 1      30 210
10  56  38  47  11  18   0 0.52  0.0    0  5.9 17 290   M    M  10 1      32 300
11  38  25  32  -4  33   0 0.03  0.4    0  7.0 18 290   M    M   6 128    30 290
12  42  19  31  -5  34   0 0.00  0.0    0  3.4  9 230   M    M   1        17 220
13  56  32  44   9  21   0 0.00  0.0    0  6.9 14 190   M    M   0        25 250
14  50  24  37   2  28   0 0.12    T    0  9.1 24 310   M    M  10 18     37 300
15  25  16  21 -14  44   0    T    T    T  6.7 18 310   M    M   8        28 280
16  45  15  30  -5  35   0 0.00  0.0    0  6.3 15 180   M    M   5        30 200
17  44  26  35   0  30   0 0.09    T    0  6.2 17 300   M    M   8 14     27 310
18  30  18  24 -11  41   0    T    T    0  4.1 13 250   M    M   4        22 330
19  34  16  25 -10  40   0 0.00  0.0    0  7.8 16 280   M    M   4        30 260
20  27   9  18 -18  47   0 0.00  0.0    0  3.3 10 280   M    M   0        15 250
21  52  22  37   1  28   0 0.05  0.0    0  6.6 18 230   M    M   6 1      32 230
22  44  30  37   1  28   0    T    T    0  5.3 12 280   M    M   4        24 260
23  35  15  25 -11  40   0 0.00  0.0    0  3.3 12 300   M    M   2        18  10
24  17   9  13 -23  52   0 0.20  1.2    0  4.5  8  50   M    M   7 1246   16  70
25  32  15  24 -12  41   0 2.57  0.5    1  4.9 14 300   M    M  10 126    25 290
26  16   4  10 -26  55   0    T  1.1    1  5.5 15 290   M    M   9 128    30 290
27  23   3  13 -23  52   0    T    T    2  6.1 13 240   M    M   5 1      29 260
28  22  12  17 -19  48   0    T    T    1  4.2 12 260   M    M   6 18     22 240
29  25  10  18 -18  47   0 0.00  0.0    1  1.1  6 260   M    M   4        11 260
30  22  13  18 -18  47   0 0.04  0.7    1  2.6  8  40   M    M   9 18     14  50
31  17  10  14 -23  51   0    T    T    2  5.3 12 330   M    M   6        18 330
================================================================================
SM 1233  710      1038   0  3.71  3.9    154.5          M      156
================================================================================
AV 39.8 22.9                               5.0 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    24 310                 37 300
================================================================================
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:     JANUARY
                                          YEAR:      2026
                                          LATITUDE:   37 35 N
                                          LONGITUDE:  83 19 W

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

AVERAGE MONTHLY: 31.3   TOTAL FOR MONTH:   3.71    1 = FOG OR MIST
DPTR FM NORMAL:  -4.5   DPTR FM NORMAL:   -0.25    2 = FOG REDUCING VISIBILITY
HIGHEST:    66 ON  8    GRTST 24HR  2.63 ON 24-25      TO 1/4 MILE OR LESS
LOWEST:      3 ON 27                               3 = THUNDER
                        SNOW, ICE PELLETS, HAIL    4 = ICE PELLETS
                        TOTAL MONTH:   3.9 INCHES  5 = HAIL
                        GRTST 24HR   1.2 ON 24-24  6 = FREEZING RAIN OR DRIZZLE
                        GRTST DEPTH:   2 ON 31,27  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:  11    0.01 INCH OR MORE:   9
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   4
MIN 32 OR BELOW:  26    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.  1038    CLEAR  (SCALE 0-3)   8
DPTR FM NORMAL   133    PTCLDY (SCALE 4-7)  17
TOTAL FM JUL 1  2571    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL    94

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.58 ON 24
DPTR FM NORMAL     0    LOWEST  SLP 29.57 ON 14

[REMARKS]
#FINAL-01-26#

 

...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1954 TO 2026

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             74   01/31/2002
                       01/22/1999
                       01/24/1972
 LOW             -25   01/19/1994
HIGHEST           65   01/08         MM      MM       57  01/29
                                                          01/31
LOWEST             4   01/27         MM      MM        0  01/22
AVG. MAXIMUM    41.1               45.2    -4.1     38.5
AVG. MINIMUM    21.5               26.7    -5.2     20.4
MEAN            31.3               36.0    -4.7     29.4
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32    10                4.9     5.1       10
DAYS MIN <= 32    26               21.2     4.8       29
DAYS MIN <= 0      0                0.5    -0.5        1

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       10.09   1957
 MINIMUM        1.07   1981
TOTALS          3.25               3.89   -0.64     4.61
DAILY AVG.      0.10               0.13   -0.03     0.15
DAYS >= .01        8               11.8    -3.8       10
DAYS >= .10        6                7.0    -1.0        6
DAYS >= .50        2                3.0    -1.0        3
DAYS >= 1.00       1                1.0     0.0        3
GREATEST
 24 HR. TOTAL   1.81   01/24 TO 01/25               2.56

SNOWFALL (INCHES)
RECORDS
 TOTAL          17.6   1978
TOTALS            MM                 MM      MM       MM
SINCE 7/1         MM                 MM      MM       MM
SNOWDEPTH AVG.    MM                                  MM
DAYS >= 1.0       MM                 MM      MM       MM
GREATEST
 SNOW DEPTH       MM                                  MM
 24 HR TOTAL      MM                                  MM

DEGREE DAYS
HEATING TOTAL   1035                900     135     1096
 SINCE 7/1      2567               2540      27     2443
COOLING TOTAL      0                  0       0       MM
 SINCE 1/1         0                  0       0       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.5
HIGHEST WIND SPEED/DIRECTION    31/240    DATE  01/21
HIGHEST GUST SPEED/DIRECTION    41/240    DATE  01/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.46
NUMBER OF DAYS FAIR           12
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       4
LIGHT RAIN                7     FREEZING RAIN              2
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                0     SNOW                       1
LIGHT SNOW                8     SLEET                      0
FOG                      17     FOG W/VIS <= 1/4 MILE      2
HAZE                      2

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

$$

 

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

                                          STATION:   LONDON KY
                                          MONTH:     JANUARY
                                          YEAR:      2026
                                          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  48  28  38   1  27   0 0.00    M    M  3.8 10 250   M    M   4        13 250
 2  53  28  41   4  24   0 0.00    M    M  3.6 10  10   M    M   0 1      14 360
 3  45  27  36   0  29   0 0.00    M    M  4.9  9  10   M    M   7 1      13 360
 4  46  23  35  -1  30   0 0.00    M    M  0.8  6 130   M    M   0 1       8 250
 5  62  26  44   8  21   0 0.00    M    M  3.9 18 230   M    M   0        27 220
 6  59  36  48  12  17   0 0.00    M    M  7.0 16 220   M    M   7        25 220
 7  63  37  50  14  15   0 0.00    M    M  3.7 12 250   M    M   3 12     16 240
 8  65  33  49  13  16   0 0.00    M    M  5.6 17 190   M    M   0        27 170
 9  63  51  57  21   8   0 0.76    M    M  7.1 21 180   M    M   5 12     33 180
10  57  37  47  11  18   0 0.36    M    M  6.8 20 300   M    M  10 1      32 290
11  37  22  30  -6  35   0    T    M    M  7.9 22 320   M    M   4 1      32 310
12  43  18  31  -5  34   0 0.00    M    M  2.5 12 220   M    M   0        15 220
13  56  26  41   5  24   0 0.00    M    M  7.8 20 200   M    M   0        27 210
14  49  24  37   1  28   0 0.05    M    M 12.0 25 300   M    M   9 1      36 270
15  28  15  22 -14  43   0    T    M    M  7.8 18 320   M    M   5 1      27 290
16  46  15  31  -5  34   0    T    M    M  7.8 17 220   M    M   5        32 230
17  42  27  35  -1  30   0 0.10    M    M  9.2 22 300   M    M   8 1      29 300
18  30  17  24 -12  41   0 0.00    M    M  5.1 15 270   M    M   2        21 260
19  35  18  27  -9  38   0 0.00    M    M 11.2 24 250   M    M   3        34 280
20  29   9  19 -17  46   0 0.00    M    M  3.1 12 230   M    M   1        18 190
21  50  18  34  -2  31   0 0.10    M    M  9.1 31 240   M    M   7        41 240
22  45  26  36   0  29   0    T    M    M  4.6 13 280   M    M   3        18 280
23  39  18  29  -7  36   0 0.00    M    M  7.2 15  20   M    M   3        22 360
24  21  14  18 -18  47   0 0.22    M    M  8.6 15  20   M    M   8 16     22  10
25  33  16  25 -11  40   0 1.65    M    M  7.1 16 340   M    M  10 16     22 340
26  16   5  11 -25  54   0    T    M    M  8.4 18 280   M    M   8 18     24 290
27  25   4  15 -21  50   0 0.00    M    M  9.8 22 260   M    M   4        29 220
28  22   9  16 -20  49   0 0.00    M    M  6.2 17 260   M    M   4 1      24 240
29  27  11  19 -17  46   0 0.00    M    M  0.7  7 260   M    M   5 1       8 260
30  25  16  21 -15  44   0 0.01    M    M  6.9 14  30   M    M   9 18     19  40
31  16  12  14 -23  51   0    T    M    M  9.8 18 340   M    M   9 1      26 360
================================================================================
SM 1275  666      1035   0  3.25    M    200.0          M      143
================================================================================
AV 41.1 21.5                               6.5 FASTST   M    M   5    MAX(MPH)
                                 MISC ---->    31 240                 41 240
================================================================================
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:     JANUARY
                                          YEAR:      2026
                                          LATITUDE:   37  4 N
                                          LONGITUDE:  84  5 W

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

AVERAGE MONTHLY: 31.3   TOTAL FOR MONTH:   3.25    1 = FOG OR MIST
DPTR FM NORMAL:  -4.7   DPTR FM NORMAL:   -0.64    2 = FOG REDUCING VISIBILITY
HIGHEST:    65 ON  8    GRTST 24HR  2.64 ON 24-25      TO 1/4 MILE OR LESS
LOWEST:      4 ON 27                               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:  10    0.01 INCH OR MORE:   8
MAX 90 OR ABOVE:   0    0.10 INCH OR MORE:   6
MIN 32 OR BELOW:  26    0.50 INCH OR MORE:   2
MIN  0 OR BELOW:   0    1.00 INCH OR MORE:   1

[HDD (BASE 65) ]
TOTAL THIS MO.  1035    CLEAR  (SCALE 0-3)  11
DPTR FM NORMAL   135    PTCLDY (SCALE 4-7)  14
TOTAL FM JUL 1  2567    CLOUDY (SCALE 8-10)  6
DPTR FM NORMAL    27

[CDD (BASE 65) ]
TOTAL THIS MO.     0
DPTR FM NORMAL     0    [PRESSURE DATA]
TOTAL FM JAN 1     0    HIGHEST SLP 30.57 ON 20
DPTR FM NORMAL     0    LOWEST  SLP 29.61 ON 14

[REMARKS]
#FINAL-01-26#