January 2018 was the 6th driest January at Jackson and it was the 5th driest at London. Also
January 2018 was the 12th coldest at Jackson and tied for the 20th coldest at London. The
following are the January 2018 climate summaries for each location as well as the January
Local Climatological Data reports for Jackson and London:
Jackson Kentucky data:
...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2018
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 69 01/11 66 3 68 01/20
01/10
LOWEST 0 01/02 4 -4 8 01/07
AVG. MAXIMUM 42.0 43.1 -1.1 49.6
AVG. MINIMUM 23.1 26.8 -3.7 34.7
MEAN 32.5 34.9 -2.4 42.2
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 10 6.1 3.9 4
DAYS MIN <= 32 20 20.7 -0.7 11
DAYS MIN <= 0 1 0.5 0.5 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.28 1994
MINIMUM 0.80 1981
TOTALS 1.92 3.61 -1.69 4.71
DAILY AVG. 0.06 0.12 -0.06 0.15
DAYS >= .01 13 14.1 -1.1 22
DAYS >= .10 5 7.3 -2.3 12
DAYS >= .50 0 2.4 -2.4 3
DAYS >= 1.00 0 0.8 -0.8 1
GREATEST
24 HR. TOTAL 0.47 01/12 TO 01/12 1.31
SNOWFALL (INCHES)
RECORDS
TOTAL 26.3 1994
TOTALS 6.8 7.1 -0.3 4.3
SINCE 7/1 7.8 12.6 -4.8 4.6
SNOWDEPTH AVG. 0 2 -2 0
DAYS >= 1.0 3 2.2 0.8 2
GREATEST
SNOW DEPTH 3 01/18 1
01/17
24 HR TOTAL 4.1 01/16 TO 01/16 2.3
DEGREE_DAYS
HEATING TOTAL 999 932 67 698
SINCE 7/1 2601 2566 35 2021
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 4.2
HIGHEST WIND SPEED/DIRECTION 17/250 DATE 01/23
HIGHEST GUST SPEED/DIRECTION 34/170 DATE 01/27
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.60
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 8
NUMBER OF DAYS CLOUDY 13
AVERAGE RH (PERCENT) 65
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 3 RAIN 4
LIGHT RAIN 4 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 1
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 12 SLEET 2
FOG 8 FOG W/VIS <= 1/4 MILE 4
HAZE 1
- 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: 2018
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 21 7 14 -21 51 0 T T 0 4.0 12 280 M M 5 1 19 270
2 22 0 11 -24 54 0 0.00 0.0 0 1.3 7 240 M M 0 11 230
3 34 9 22 -13 43 0 0.00 0.0 0 4.2 14 300 M M 4 22 320
4 23 12 18 -17 47 0 0.01 0.1 T 7.0 15 310 M M 10 26 300
5 19 7 13 -22 52 0 T T 0 4.5 12 290 M M 6 18 310
6 21 2 12 -23 53 0 0.00 0.0 0 2.0 8 290 M M 1 13 300
7 40 7 24 -11 41 0 0.00 0.0 0 3.0 8 200 M M 1 13 200
8 40 34 37 2 28 0 0.28 T 0 3.2 9 200 M M 10 124 17 240
9 45 37 41 6 24 0 T 0.0 0 1.1 6 90 M M 10 12 11 100
10 69 44 57 22 8 0 0.00 0.0 0 4.0 10 180 M M 3 20 180
11 69 51 60 25 5 0 0.06 0.0 0 5.1 12 150 M M 7 22 170
12 61 24 43 8 22 0 0.47 0.1 0 4.9 16 320 M M 9 4 32 350
13 24 11 18 -17 47 0 0.05 1.0 1 4.5 13 350 M M 10 25 340
14 22 8 15 -20 50 0 T T 1 2.5 6 120 M M 3 11 90
15 42 15 29 -6 36 0 T 0.1 T 4.2 12 190 M M 8 21 220
16 32 6 19 -16 46 0 0.23 4.1 T 6.1 13 300 M M 10 18 300
17 13 4 9 -26 56 0 T T 3 1.8 7 260 M M 9 10 320
18 31 6 19 -16 46 0 T T 3 4.4 9 240 M M 1 16 170
19 44 22 33 -2 32 0 0.00 0.0 2 4.9 9 210 M M 0 17 190
20 53 34 44 9 21 0 0.00 0.0 T 5.0 13 230 M M 9 21 250
21 63 45 54 19 11 0 0.05 0.0 0 3.2 8 190 M M 9 18 14 210
22 63 54 59 24 6 0 0.03 0.0 0 5.6 16 190 M M 6 3 32 170
23 59 35 47 12 18 0 0.09 T 0 8.1 17 250 M M 8 35 32 260
24 35 30 33 -2 32 0 0.03 0.2 T 5.6 13 260 M M 10 1 21 280
25 47 24 36 1 29 0 0.00 0.0 0 2.3 8 160 M M 2 12 180
26 62 35 49 14 16 0 0.00 0.0 0 4.5 13 190 M M 0 21 180
27 61 43 52 17 13 0 0.21 0.0 0 5.4 15 180 M M 5 12 34 170
28 51 37 44 8 21 0 0.34 0.0 0 2.8 8 20 M M 8 12 14 40
29 50 28 39 3 26 0 0.07 1.2 0 4.8 16 300 M M 5 1 26 310
30 33 23 28 -8 37 0 T T T 4.8 15 320 M M 6 24 330
31 53 21 37 1 28 0 0.00 0.0 0 5.8 14 190 M M 0 26 180
================================================================================
SM 1302 715 999 0 1.92 6.8 130.6 M 175
================================================================================
AV 42.0 23.1 4.2 FASTST M M 6 MAX(MPH)
MISC ----> # 17 250 # 34 170
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: JACKSON KY
MONTH: JANUARY
YEAR: 2018
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 32.5 TOTAL FOR MONTH: 1.92 1 = FOG OR MIST
DPTR FM NORMAL: -2.4 DPTR FM NORMAL: -1.69 2 = FOG REDUCING VISIBILITY
HIGHEST: 69 ON 11,10 GRTST 24HR 0.47 ON 12-12 TO 1/4 MILE OR LESS
LOWEST: 0 ON 2 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 6.8 INCHES 5 = HAIL
GRTST 24HR 4.1 ON 16-16 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: 3 ON 18,17 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: 10 0.01 INCH OR MORE: 13
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 5
MIN 32 OR BELOW: 20 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 1 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 999 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL 67 PTCLDY (SCALE 4-7) 11
TOTAL FM JUL 1 2601 CLOUDY (SCALE 8-10) 11
DPTR FM NORMAL 35
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.72 ON 2
DPTR FM NORMAL 0 LOWEST SLP 29.58 ON 12
[REMARKS]
#FINAL-01-18#
London Kentucky data:
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2018
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 66 01/10 MM MM 67 01/12
LOWEST -7 01/17 MM MM 8 01/08
01/07
AVG. MAXIMUM 42.9 44.8 -1.9 49.9
AVG. MINIMUM 20.9 26.4 -5.5 34.9
MEAN 32.2 35.6 -3.4 42.4
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 10 4.6 5.4 4
DAYS MIN <= 32 20 21.7 -1.7 11
DAYS MIN <= 0 3 0.6 2.4 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 10.09 1957
MINIMUM 1.07 1981
TOTALS 1.51 3.54 -2.03 4.08
DAILY AVG. 0.05 0.11 -0.06 0.13
DAYS >= .01 12 11.3 0.7 19
DAYS >= .10 6 6.9 -0.9 11
DAYS >= .50 0 2.5 -2.5 4
DAYS >= 1.00 0 0.8 -0.8 0
GREATEST
24 HR. TOTAL 0.38 01/08 TO 01/08 0.82
SNOWFALL (INCHES)
RECORDS
TOTAL 17.6 1978
TOTALS MM 4.5 MM MM
SINCE 7/1 MM 5.6 MM MM
SNOWDEPTH AVG. MM 2 MM MM
DAYS >= 1.0 MM 1.9 MM MM
GREATEST
SNOW DEPTH MM MM
24 HR TOTAL MM MM
DEGREE_DAYS
HEATING TOTAL MM 911 MM 692
SINCE 7/1 MM 2563 MM 2077
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 5.6
HIGHEST WIND SPEED/DIRECTION 28/240 DATE 01/23
HIGHEST GUST SPEED/DIRECTION 42/220 DATE 01/23
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.50
NUMBER OF DAYS FAIR 9
NUMBER OF DAYS PC 11
NUMBER OF DAYS CLOUDY 11
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 4
LIGHT RAIN 8 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 1
LIGHT SNOW 7 SLEET 0
FOG 11 FOG W/VIS <= 1/4 MILE 4
HAZE 4
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$
...NOTE...TEMPERATURE SENSOR WAS DOWN JANUARY 1ST AND 2ND.
TEMPERATURES AVERAGES BASED ON 29 DAYS AND HDD ARE MISSING.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: LONDON KY
MONTH: JANUARY
YEAR: 2018
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 M M M M M M 0.00 M M 6.3 9 300 M M 6 M M
2 24 M M M M M 0.00 M M M M M M M 0 M M
3 32 7 20 -16 45 0 0.00 M M 5.9 15 290 M M 5 22 320
4 24 12 18 -18 47 0 T M M 10.1 16 290 M M 10 18 27 320
5 19 7 13 -23 52 0 0.00 M M 4.5 14 290 M M 7 17 280
6 23 0 12 -23 53 0 0.00 M M 0.9 8 340 M M 0 11 40
7 39 6 23 -12 42 0 0.00 M M 4.4 15 190 M M 2 20 200
8 41 33 37 2 28 0 0.38 M M 3.4 13 180 M M 9 12 19 180
9 48 37 43 8 22 0 0.01 M M 1.6 7 80 M M 10 128 10 80
10 66 40 53 18 12 0 0.00 M M 4.6 21 190 M M 4 12 30 180
11 65 39 52 17 13 0 0.13 M M 4.6 15 170 M M 8 1 23 150
12 62 26 44 9 21 0 0.15 M M 9.4 21 320 M M 9 1 29 310
13 26 9 18 -17 47 0 0.02 M M 8.8 20 340 M M 9 18 29 350
14 22 5 14 -21 51 0 0.00 M M 2.2 9 100 M M 0 12 70
15 42 15 29 -6 36 0 0.00 M M 6.9 17 190 M M 8 25 200
16 31 -4 14 -21 51 0 0.04 M M 6.4 13 320 M M 8 18 340
17 16 -7 5 -30 60 0 T M M 2.4 9 330 M M 6 13 330
18 31 1 16 -19 49 0 0.00 M M 2.9 9 250 M M 0 15 220
19 45 9 27 -8 38 0 0.00 M M 4.9 12 220 M M 0 17 230
20 57 32 45 10 20 0 0.00 M M 6.8 17 230 M M 9 22 230
21 64 41 53 17 12 0 0.01 M M 4.3 14 200 M M 10 22 200
22 61 53 57 21 8 0 0.14 M M 9.6 24 230 M M 6 3 41 220
23 57 35 46 10 19 0 0.01 M M 12.4 28 240 M M 7 42 220
24 37 24 31 -5 34 0 0.00 M M 5.8 17 280 M M 6 24 290
25 48 20 34 -2 31 0 0.00 M M 2.2 9 200 M M 0 1 13 230
26 57 25 41 5 24 0 0.00 M M 4.3 16 200 M M 0 8 22 200
27 60 37 49 13 16 0 0.30 M M 7.8 20 190 M M 5 1 27 200
28 52 33 43 7 22 0 0.31 M M 4.8 12 30 M M 8 12 18 360
29 50 29 40 4 25 0 0.01 M M 6.2 22 340 M M 4 1 33 330
30 34 21 28 -8 37 0 T M M 6.8 13 330 M M 5 20 340
31 54 21 38 1 27 0 0.00 M M 7.0 22 200 M M 0 33 200
================================================================================
SM 1287 606 942 0 1.51 M 168.2 M 161
================================================================================
AV 42.9 20.9 5.6 FASTST M M 5 MAX(MPH)
MISC ----> # 28 240 # 42 220
================================================================================
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: 2018
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 31.9 TOTAL FOR MONTH: 1.51 1 = FOG OR MIST
DPTR FM NORMAL: -3.7 DPTR FM NORMAL: -2.03 2 = FOG REDUCING VISIBILITY
HIGHEST: 66 ON 10 GRTST 24HR 0.38 ON 8- 8 TO 1/4 MILE OR LESS
LOWEST: -7 ON 17 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: 12
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6
MIN 32 OR BELOW: 20 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 3 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 942 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL 31 PTCLDY (SCALE 4-7) 13
TOTAL FM JUL 1 2607 CLOUDY (SCALE 8-10) 9
DPTR FM NORMAL 44
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP 30.69 ON 14
DPTR FM NORMAL 0 LOWEST SLP 29.59 ON 12
[REMARKS]
#FINAL-01-18#