A Pacific storm is bringing areas of low elevation rain, moderate to heavy mountain snow, and high winds to the Northwest. Strong Santa Ana winds and very dry conditions are producing elevated to critical fire weather conditions in southern California. Isolated strong to severe thunderstorms are possible through early Wednesday morning across parts of northeast Texas into western Tennessee. Read More >
January 2021 was warmer than normal across eastern Kentucky. Jackson averaged 36.9 degrees which is
two degrees above normal. London finished January 2021 with a reading of 36.7 degrees which is a little
over one degree warmer than normal. Jackson totaled 3.55 inches of precipitation for January which is only
0.06" below normal. London measured 2.82 inches of precipitation for January 2021 which is nearly three
quarters of an inch drier than normal. Also of note, Jackson set a daily and monthly precipitation of 2.19
inches on January 25th. Climate data for Jackson dates back to 1981 while weather records began in 1954 at London.
The following are the January climate 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 2021... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1981 TO 2021 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 63 01/01 66 -3 74 01/11 LOWEST 19 01/29 4 15 15 01/20 AVG. MAXIMUM 43.3 43.1 0.2 49.1 AVG. MINIMUM 30.5 26.8 3.7 34.5 MEAN 36.9 34.9 2.0 41.8 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 2 6.1 -4.1 2 DAYS MIN <= 32 20 20.7 -0.7 12 DAYS MIN <= 0 0 0.5 -0.5 0 PRECIPITATION (INCHES) RECORD MAXIMUM 7.28 1994 MINIMUM 0.80 1981 TOTALS 3.55 3.61 -0.06 3.37 DAILY AVG. 0.11 0.12 -0.01 0.11 DAYS >= .01 17 14.1 2.9 11 DAYS >= .10 7 7.3 -0.3 8 DAYS >= .50 1 2.4 -1.4 2 DAYS >= 1.00 1 0.8 0.2 1 GREATEST 24 HR. TOTAL 2.21 01/25 TO 01/26 1.09 SNOWFALL (INCHES) RECORDS TOTAL 26.3 1994 TOTALS 6.4 7.1 -0.7 1.3 SINCE 7/1 17.4 12.6 4.8 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 2 2.2 -0.2 1 GREATEST SNOW DEPTH 2 01/17 -1 01/28 24 HR TOTAL 2.4 01/16 TO 01/16 1.2 DEGREE DAYS HEATING TOTAL 862 932 -70 711 SINCE 7/1 2258 2566 -308 2204 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 ................................................................ WIND (MPH) AVERAGE WIND SPEED 4.1 HIGHEST WIND SPEED/DIRECTION 18/290 DATE 01/15 HIGHEST GUST SPEED/DIRECTION 30/270 DATE 01/02 30/290 01/15 30/030 01/25 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.58 NUMBER OF DAYS FAIR 8 NUMBER OF DAYS PC 11 NUMBER OF DAYS CLOUDY 12 AVERAGE RH (PERCENT) 69 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 3 RAIN 3 LIGHT RAIN 11 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 3 LIGHT SNOW 12 SLEET 1 FOG 18 FOG W/VIS <= 1/4 MILE 8 HAZE 3 - 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: 2021 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 63 35 49 14 16 0 0.11 0.0 0 6.9 17 280 M M 8 12 30 290 2 54 41 48 13 17 0 0.01 0.0 0 3.3 17 260 M M 8 30 270 3 43 36 40 5 25 0 0.08 0.0 0 4.0 13 260 M M 10 1 20 270 4 48 33 41 6 24 0 T 0.0 0 3.0 8 240 M M 7 12 15 250 5 42 31 37 2 28 0 0.05 T 0 4.9 14 300 M M 10 1 21 300 6 35 32 34 -1 31 0 T T T 1.2 6 40 M M 10 9 260 7 38 32 35 0 30 0 0.00 0.0 0 3.3 9 110 M M 7 20 80 8 36 31 34 -1 31 0 0.01 T T 3.8 9 330 M M 10 1 14 20 9 31 28 30 -5 35 0 T T 0 2.1 7 340 M M 10 11 320 10 43 23 33 -2 32 0 0.00 0.0 0 1.0 8 130 M M 0 14 130 11 37 27 32 -3 33 0 0.00 0.0 0 1.7 7 330 M M 5 18 10 340 12 43 27 35 0 30 0 0.00 0.0 0 4.4 10 260 M M 5 8 14 260 13 47 27 37 2 28 0 0.00 0.0 0 5.1 8 180 M M 0 14 170 14 53 32 43 8 22 0 0.00 0.0 0 5.3 13 190 M M 1 8 24 170 15 47 34 41 6 24 0 0.19 0.1 0 5.0 18 290 M M 7 12 30 290 16 35 30 33 -2 32 0 0.20 2.4 1 5.3 14 270 M M 4 12 24 300 17 38 32 35 0 30 0 0.03 0.4 2 5.0 12 280 M M 0 1 20 220 18 34 30 32 -3 33 0 0.01 0.3 1 4.5 15 270 M M 0 1 25 250 19 51 33 42 7 23 0 0.00 0.0 0 4.4 13 270 M M 5 22 250 20 42 33 38 3 27 0 0.00 0.0 0 6.1 16 280 M M 5 27 270 21 44 33 39 4 26 0 0.06 0.3 T 5.4 13 230 M M 7 12 24 230 22 45 30 38 3 27 0 0.00 0.0 0 5.1 15 310 M M 2 1 23 280 23 39 20 30 -5 35 0 0.00 0.0 0 3.0 7 70 M M 0 14 90 24 42 27 35 0 30 0 0.01 0.0 0 1.2 7 60 M M 9 14 80 25 53 37 45 10 20 0 2.19 0.0 0 3.3 14 20 M M 10 123 30 30 26 62 42 52 17 13 0 0.02 0.0 0 7.8 17 240 M M 5 1 29 220 27 42 29 36 1 29 0 0.18 2.0 0 4.1 10 330 M M 10 12 18 340 28 29 21 25 -11 40 0 0.02 0.3 2 4.9 12 320 M M 9 1 20 360 29 36 19 28 -8 37 0 0.00 0.0 1 1.2 6 80 M M 1 11 70 30 39 24 32 -4 33 0 0.20 0.6 T 2.7 13 240 M M 5 12 23 240 31 52 36 44 8 21 0 0.18 T T 7.5 15 290 M M 10 14 24 280 ================================================================================ SM 1343 945 862 0 3.55 6.4 126.5 M 180 ================================================================================ AV 43.3 30.5 4.1 FASTST M M 6 MAX(MPH) MISC ----> 18 290 # 30 290 ================================================================================ 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: 2021 LATITUDE: 37 35 N LONGITUDE: 83 19 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 36.9 TOTAL FOR MONTH: 3.55 1 = FOG OR MIST DPTR FM NORMAL: 2.0 DPTR FM NORMAL: -0.06 2 = FOG REDUCING VISIBILITY HIGHEST: 63 ON 1 GRTST 24HR 2.21 ON 25-26 TO 1/4 MILE OR LESS LOWEST: 19 ON 29 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 6.4 INCHES 5 = HAIL GRTST 24HR 2.4 ON 16-16 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 2 ON 28,17 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: 2 0.01 INCH OR MORE: 17 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 20 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 862 CLEAR (SCALE 0-3) 8 DPTR FM NORMAL -70 PTCLDY (SCALE 4-7) 12 TOTAL FM JUL 1 2258 CLOUDY (SCALE 8-10) 11 DPTR FM NORMAL -303 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP 30.58 ON 28 DPTR FM NORMAL 0 LOWEST SLP 29.56 ON 15 [REMARKS] #FINAL-01-21#
London Kentucky data:
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2021... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1954 TO 2021 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 01/01 MM MM 73 01/11 LOWEST 17 01/29 MM MM 15 01/22 AVG. MAXIMUM 44.0 44.8 -0.8 49.3 AVG. MINIMUM 29.5 26.4 3.1 33.9 MEAN 36.7 35.6 1.1 41.6 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 2 4.6 -2.6 2 DAYS MIN <= 32 24 21.7 2.3 12 DAYS MIN <= 0 0 0.6 -0.6 0 PRECIPITATION (INCHES) RECORD MAXIMUM 10.09 1957 MINIMUM 1.07 1981 TOTALS 2.82 3.54 -0.72 5.27 DAILY AVG. 0.09 0.11 -0.02 0.17 DAYS >= .01 13 11.3 1.7 14 DAYS >= .10 6 6.9 -0.9 9 DAYS >= .50 1 2.5 -1.5 5 DAYS >= 1.00 1 0.8 0.2 1 GREATEST 24 HR. TOTAL 1.98 01/25 TO 01/26 1.68 SNOWFALL (INCHES) RECORDS TOTAL 17.6 1978 TOTALS MM 4.5 MM MM SINCE 7/1 MM 5.6 MM MM SNOWDEPTH AVG. MM MM DAYS >= 1.0 MM 1.9 MM MM GREATEST SNOW DEPTH MM MM 24 HR TOTAL MM MM DEGREE DAYS HEATING TOTAL 868 911 -43 716 SINCE 7/1 2400 2563 -163 2258 COOLING TOTAL 0 0 0 0 SINCE 1/1 0 0 0 0 ................................................................ WIND (MPH) AVERAGE WIND SPEED 5.8 HIGHEST WIND SPEED/DIRECTION 24/270 DATE 01/01 HIGHEST GUST SPEED/DIRECTION 38/170 DATE 01/01 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.65 NUMBER OF DAYS FAIR 7 NUMBER OF DAYS PC 7 NUMBER OF DAYS CLOUDY 17 AVERAGE RH (PERCENT) 72 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 5 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 1 LIGHT SNOW 8 SLEET 0 FOG 19 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. $$
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: LONDON KY MONTH: JANUARY YEAR: 2021 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 65 39 52 16 13 0 0.11 M M 8.6 24 270 M M 8 1 38 170 2 53 41 47 11 18 0 0.03 M M 4.7 16 270 M M 8 1 25 280 3 42 36 39 3 26 0 0.01 M M 8.1 18 260 M M 10 1 24 250 4 50 26 38 2 27 0 0.00 M M 1.6 12 250 M M 3 1 15 270 5 43 34 39 3 26 0 T M M 6.5 15 280 M M 10 1 21 280 6 36 31 34 -1 31 0 0.00 M M 4.1 12 90 M M 9 15 100 7 38 32 35 0 30 0 T M M 8.2 14 30 M M 7 21 30 8 35 31 33 -2 32 0 0.03 M M 6.8 13 50 M M 10 18 18 40 9 31 28 30 -5 35 0 0.00 M M 5.4 10 30 M M 10 13 330 10 39 26 33 -2 32 0 0.00 M M 2.1 8 90 M M 6 12 100 11 35 26 31 -4 34 0 T M M 0.8 6 20 M M 8 18 8 30 12 41 22 32 -3 33 0 T M M 4.2 9 250 M M 6 18 14 250 13 46 18 32 -3 33 0 0.00 M M 3.8 12 180 M M 0 1 16 190 14 50 27 39 4 26 0 0.00 M M 6.7 17 180 M M 0 25 180 15 46 30 38 3 27 0 0.07 M M 7.1 23 260 M M 8 34 250 16 34 31 33 -2 32 0 0.03 M M 9.0 20 270 M M 10 18 34 280 17 40 32 36 1 29 0 T M M 7.2 17 240 M M 10 24 270 18 38 27 33 -2 32 0 0.01 M M 5.3 13 230 M M 8 1 18 250 19 54 27 41 6 24 0 0.00 M M 5.2 16 240 M M 5 22 240 20 43 29 36 1 29 0 0.00 M M 6.8 15 250 M M 1 24 280 21 42 31 37 1 28 0 0.11 M M 5.9 14 240 M M 7 1 19 260 22 47 27 37 1 28 0 0.00 M M 5.2 16 290 M M 4 12 22 250 23 41 21 31 -5 34 0 0.00 M M 5.7 12 90 M M 0 17 70 24 50 29 40 4 25 0 T M M 4.3 13 210 M M 9 1 19 210 25 55 42 49 13 16 0 1.83 M M 4.1 22 340 M M 10 13 33 340 26 62 43 53 17 12 0 0.15 M M 9.9 23 250 M M 3 1 31 260 27 43 31 37 1 28 0 0.04 M M 8.1 14 350 M M 10 1 22 340 28 31 23 27 -9 38 0 T M M 8.7 17 360 M M 8 25 350 29 37 17 27 -9 38 0 0.00 M M 1.0 7 100 M M 0 10 80 30 43 22 33 -3 32 0 0.18 M M 3.7 18 150 M M 6 1 32 150 31 54 35 45 8 20 0 0.22 M M 10.6 21 270 M M 10 1 29 280 ================================================================================ SM 1364 914 868 0 2.82 M 179.4 M 204 ================================================================================ AV 44.0 29.5 5.8 FASTST M M 7 MAX(MPH) MISC ----> 24 270 38 170 ================================================================================ 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: 2021 LATITUDE: 37 4 N LONGITUDE: 84 5 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 36.7 TOTAL FOR MONTH: 2.82 1 = FOG OR MIST DPTR FM NORMAL: 1.1 DPTR FM NORMAL: -0.72 2 = FOG REDUCING VISIBILITY HIGHEST: 65 ON 1 GRTST 24HR 2.34 ON 25-26 TO 1/4 MILE OR LESS LOWEST: 17 ON 29 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: 2 0.01 INCH OR MORE: 13 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6 MIN 32 OR BELOW: 24 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 868 CLEAR (SCALE 0-3) 7 DPTR FM NORMAL -43 PTCLDY (SCALE 4-7) 12 TOTAL FM JUL 1 2400 CLOUDY (SCALE 8-10) 12 DPTR FM NORMAL -167 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP 30.61 ON 28 DPTR FM NORMAL 0 LOWEST SLP 29.59 ON 15 [REMARKS] #FINAL-01-21#