October 2021 was much warmer than normal across eastern Kentucky. Jackson and London were
both four degrees warmer than average. In fact, October 2021 was the 4th warmest October at Jackson
and 5th warmest October at London. On the precipitation side of the fence, Jackson was drier than
normal while London was wetter. Jackson totaled 2.84 inches which is over half an inch below normal.
London picked up 4.05 inches which is over three quarters of an inch above normal. Climate data for
Jackson dates back to 1981 while weather records began in 1954 at London.
The following are October climate summaries for Jackson and London as well as the October Local
Climatological Data reports for Jackson and London:
...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2021...
CLIMATE NORMAL PERIOD 1991 TO 2020
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 97 10/01/2019
LOW 26 10/22/1987
10/24/1981
HIGHEST 83 10/11 82 1 82 10/23
10/22
LOWEST 35 10/27 32 3 34 10/17
AVG. MAXIMUM 71.3 68.8 2.5 68.8
AVG. MINIMUM 54.8 48.5 6.3 50.4
MEAN 63.0 58.7 4.3 59.6
DAYS MAX >= 90 0 0.1 -0.1 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 0.9 -0.9 0
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.77 2014
MINIMUM 0.51 1987
TOTALS 2.84 3.45 -0.61 3.19
DAILY AVG. 0.09 0.11 -0.02 0.10
DAYS >= .01 11 9.5 1.5 11
DAYS >= .10 6 6.3 -0.3 6
DAYS >= .50 2 2.4 -0.4 4
DAYS >= 1.00 0 0.7 -0.7 0
GREATEST
24 HR. TOTAL 0.88 10/03 TO 10/03 0.89
SNOWFALL (INCHES)
RECORDS
TOTAL 2.3 1993
TOTALS 0.0 0.1 -0.1 0.0
SINCE 7/1 0.0 0.1 -0.1 0.0
SNOWDEPTH AVG. 0 0
DAYS >= 1.0 0 0.1 -0.1 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL 0.0 0.0
DEGREE DAYS
HEATING TOTAL 139 233 -94 186
SINCE 7/1 163 272 -109 229
COOLING TOTAL 87 36 51 26
SINCE 1/1 1379 1231 148 1371
................................................................
WIND (MPH)
AVERAGE WIND SPEED 2.3
HIGHEST WIND SPEED/DIRECTION 18/310 DATE 10/16
18/310 10/21
18/300 10/25
HIGHEST GUST SPEED/DIRECTION 33/290 DATE 10/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.46
NUMBER OF DAYS FAIR 10
NUMBER OF DAYS PC 14
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 4 RAIN 10
LIGHT RAIN 15 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 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: OCTOBER
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 78 57 68 4 0 3 0.00 0.0 0 0.3 6 110 M M 0 11 120
2 81 57 69 5 0 4 0.00 0.0 0 2.4 7 200 M M 1 15 220
3 70 64 67 4 0 2 0.88 0.0 0 2.8 8 190 M M 8 12 14 180
4 78 65 72 9 0 7 T 0.0 0 1.1 7 300 M M 5 1 13 270
5 78 60 69 7 0 4 T 0.0 0 1.2 6 130 M M 4 1 13 80
6 74 67 71 9 0 6 0.07 0.0 0 1.3 7 110 M M 9 1 14 90
7 78 63 71 9 0 6 0.03 0.0 0 1.0 9 290 M M 7 12 17 310
8 76 64 70 8 0 5 0.14 0.0 0 0.7 6 330 M M 7 12 9 250
9 80 61 71 10 0 6 0.00 0.0 0 0.6 6 170 M M 4 12 10 200
10 81 61 71 10 0 6 0.00 0.0 0 2.3 7 160 M M 1 11 150
11 83 62 73 13 0 8 0.00 0.0 0 2.2 7 190 M M 0 1 13 180
12 78 64 71 11 0 6 0.00 0.0 0 2.9 9 180 M M 5 18 180
13 77 63 70 10 0 5 0.00 0.0 0 0.5 6 160 M M 7 12 9 210
14 82 66 74 15 0 9 0.00 0.0 0 0.8 6 130 M M 3 8 200
15 80 68 74 15 0 9 0.08 0.0 0 1.9 12 170 M M 5 18 20 170
16 69 48 59 0 6 0 0.28 0.0 0 7.1 18 310 M M 6 1 32 330
17 63 42 53 -5 12 0 0.00 0.0 0 2.4 13 320 M M 0 20 320
18 68 43 56 -2 9 0 0.00 0.0 0 1.5 8 300 M M 0 15 260
19 71 46 59 1 6 0 0.00 0.0 0 0.8 6 130 M M 0 10 160
20 73 49 61 4 4 0 0.00 0.0 0 3.0 9 180 M M 0 15 160
21 74 55 65 8 0 0 T 0.0 0 3.9 18 310 M M 5 30 300
22 55 48 52 -4 13 0 0.00 0.0 0 1.9 8 310 M M 9 12 310
23 65 48 57 1 8 0 T 0.0 0 1.0 7 300 M M 8 13 250
24 76 55 66 10 0 1 T 0.0 0 5.1 12 180 M M 4 23 150
25 65 49 57 1 8 0 0.32 0.0 0 5.8 18 300 M M 6 1 33 290
26 55 44 50 -5 15 0 0.05 0.0 0 5.0 12 320 M M 7 1 21 350
27 58 35 47 -8 18 0 0.00 0.0 0 1.2 7 130 M M 0 1 15 60
28 67 43 55 1 10 0 0.23 0.0 0 2.3 10 130 M M 4 1 18 100
29 61 51 56 2 9 0 0.06 0.0 0 1.8 9 180 M M 9 12 16 270
30 56 50 53 -1 12 0 0.70 0.0 0 4.1 13 300 M M 10 12 21 300
31 61 50 56 3 9 0 T 0.0 0 3.4 12 300 M M 8 1 17 300
================================================================================
SM 2211 1698 139 87 2.84 0.0 72.3 M 142
================================================================================
AV 71.3 54.8 2.3 FASTST M M 5 MAX(MPH)
MISC ----> # 18 310 33 290
================================================================================
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: OCTOBER
YEAR: 2021
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 63.0 TOTAL FOR MONTH: 2.84 1 = FOG OR MIST
DPTR FM NORMAL: 4.3 DPTR FM NORMAL: -0.61 2 = FOG REDUCING VISIBILITY
HIGHEST: 83 ON 11 GRTST 24HR 0.88 ON 3- 3 TO 1/4 MILE OR LESS
LOWEST: 35 ON 27 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: 11
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 139 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL -94 PTCLDY (SCALE 4-7) 17
TOTAL FM JUL 1 163 CLOUDY (SCALE 8-10) 5
DPTR FM NORMAL -109
[CDD (BASE 65) ]
TOTAL THIS MO. 87
DPTR FM NORMAL 51 [PRESSURE DATA]
TOTAL FM JAN 1 1379 HIGHEST SLP 30.28 ON 20
DPTR FM NORMAL 148 LOWEST SLP 29.42 ON 29
[REMARKS]
#FINAL-10-21#
London Kentucky data:
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2021...
CLIMATE NORMAL PERIOD 1991 TO 2020
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 94 10/03/2019
10/02/2019
10/01/2019
LOW 18 10/26/1962
HIGHEST 81 10/10 MM MM 81 10/22
10/08
LOWEST 34 10/27 MM MM 32 10/17
AVG. MAXIMUM 71.3 69.5 1.8 69.4
AVG. MINIMUM 52.0 45.4 6.6 48.0
MEAN 61.6 57.5 4.1 58.7
DAYS MAX >= 90 0 0.2 -0.2 0
DAYS MAX <= 32 0 0.0 0.0 0
DAYS MIN <= 32 0 2.4 -2.4 1
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.35 2014
MINIMUM 0.02 1963
TOTALS 4.05 3.29 0.76 2.21
DAILY AVG. 0.13 0.11 0.02 0.08
DAYS >= .01 15 9.0 6.0 10
DAYS >= .10 9 6.0 3.0 4
DAYS >= .50 3 2.0 1.0 1
DAYS >= 1.00 1 0.7 0.3 0
GREATEST
24 HR. TOTAL 1.40 10/03 TO 10/03 0.68
SNOWFALL (INCHES)
RECORDS
TOTAL MM MM
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 161 257 -96 194
SINCE 7/1 190 295 -105 240
COOLING TOTAL 62 23 39 9
SINCE 1/1 1246 1215 31 1253
................................................................
WIND (MPH)
AVERAGE WIND SPEED 3.8
HIGHEST WIND SPEED/DIRECTION 25/280 DATE 10/25
HIGHEST GUST SPEED/DIRECTION 37/270 DATE 10/25
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.48
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 12
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 78
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 8
LIGHT RAIN 16 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 27 FOG W/VIS <= 1/4 MILE 5
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: LONDON KY
MONTH: OCTOBER
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 79 53 66 3 0 1 0.00 M M 2.0 9 30 M M 0 12 30
2 79 57 68 5 0 3 0.00 M M 2.8 14 180 M M 2 18 22 210
3 69 64 67 5 0 2 1.40 M M 4.4 13 180 M M 9 1 22 180
4 77 61 69 7 0 4 0.01 M M 3.4 10 290 M M 5 1 15 260
5 74 59 67 5 0 2 T M M 2.0 8 90 M M 5 1 12 70
6 77 62 70 9 0 5 0.16 M M 4.4 13 260 M M 10 1 19 280
7 80 61 71 10 0 6 0.36 M M 4.1 13 180 M M 8 1 18 200
8 78 61 70 10 0 5 0.10 M M 2.3 10 250 M M 7 1 14 250
9 80 57 69 9 0 4 0.00 M M 1.5 9 250 M M 3 12 12 240
10 81 59 70 10 0 5 0.00 M M 2.0 9 170 M M 0 18 12 170
11 78 58 68 9 0 3 0.00 M M 3.7 13 210 M M 1 1 19 160
12 79 61 70 11 0 5 0.00 M M 4.8 14 200 M M 6 1 20 220
13 78 60 69 10 0 4 0.01 M M 2.7 12 240 M M 9 12 14 240
14 80 62 71 13 0 6 0.00 M M 1.1 7 120 M M 4 12 10 140
15 79 65 72 14 0 7 0.20 M M 5.3 13 270 M M 5 1 18 270
16 70 46 58 1 7 0 0.21 M M 8.4 20 270 M M 6 1 35 300
17 64 38 51 -6 14 0 0.00 M M 3.8 15 300 M M 0 1 22 280
18 69 39 54 -3 11 0 0.00 M M 1.7 12 270 M M 0 1 16 270
19 70 40 55 -1 10 0 0.00 M M 1.2 8 200 M M 0 12 190
20 72 43 58 2 7 0 0.00 M M 3.0 14 250 M M 0 1 19 270
21 73 53 63 7 2 0 0.03 M M 5.9 20 220 M M 6 13 27 220
22 55 48 52 -3 13 0 0.00 M M 3.7 8 260 M M 10 12 340
23 67 43 55 0 10 0 T M M 2.0 9 190 M M 5 1 13 220
24 76 52 64 10 1 0 0.00 M M 5.2 15 180 M M 4 23 190
25 68 50 59 5 6 0 0.61 M M 7.3 25 280 M M 6 1 37 270
26 55 38 47 -7 18 0 0.03 M M 5.0 13 350 M M 7 1 19 290
27 60 34 47 -6 18 0 0.00 M M 2.8 10 100 M M 2 12 15 100
28 70 44 57 4 8 0 0.08 M M 3.8 17 130 M M 5 1 29 120
29 56 48 52 0 13 0 0.14 M M 4.5 13 260 M M 9 12 18 250
30 57 50 54 2 11 0 0.69 M M 8.2 15 240 M M 10 18 20 250
31 59 47 53 1 12 0 0.02 M M 5.3 14 250 M M 9 1 18 260
================================================================================
SM 2209 1613 161 62 4.05 M 118.3 M 153
================================================================================
AV 71.3 52.0 3.8 FASTST M M 5 MAX(MPH)
MISC ----> 25 280 37 270
================================================================================
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: OCTOBER
YEAR: 2021
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 61.6 TOTAL FOR MONTH: 4.05 1 = FOG OR MIST
DPTR FM NORMAL: 4.1 DPTR FM NORMAL: 0.76 2 = FOG REDUCING VISIBILITY
HIGHEST: 81 ON 10 GRTST 24HR 1.40 ON 3- 3 TO 1/4 MILE OR LESS
LOWEST: 34 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: 0 0.01 INCH OR MORE: 15
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1
[HDD (BASE 65) ]
TOTAL THIS MO. 161 CLEAR (SCALE 0-3) 9
DPTR FM NORMAL -96 PTCLDY (SCALE 4-7) 15
TOTAL FM JUL 1 190 CLOUDY (SCALE 8-10) 7
DPTR FM NORMAL -105
[CDD (BASE 65) ]
TOTAL THIS MO. 62
DPTR FM NORMAL 39 [PRESSURE DATA]
TOTAL FM JAN 1 1246 HIGHEST SLP 30.29 ON 20
DPTR FM NORMAL 31 LOWEST SLP 29.42 ON 29
[REMARKS]
#FINAL-10-21#
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