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 >
September 2019 was very dry and very warm. Jackson only received a trace of rainfall which makes September
2019 the driest September as well as the driest month ever. The previous driest month total was 0.51 inches from
October of 1987 and September of 2005. London only totaled 0.11 inches. This amount makes September 2019
the driest September and the 3rd driest month ever. The driest September at London was previously 0.17 inches
from 2008. The top 2 driest months at London are: 0.02 inches from October 1963 and 0.10 inches from 1987.
Jackson and London also experienced their warmest Septembers ever. Jackson finished up with an average of
76.8 degrees which is 8.7 degrees above normal. London averaged 74.9 degrees which is 6.6 degrees above normal.
Jackson set 10 maximum temperature record during September 2019 while London tied or broke 9 record. Climate
data for Jackson dates back to 1981 while weather records began in 1954 at London.
The following are September climate summaries for Jackson and London as well as the September Local
Climatological Data reports for Jackson and London:
...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2019...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2019
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 98 09/10/2019
LOW 34 09/24/1989
HIGHEST 98R 09/10 89 9 92 09/03
LOWEST 53 09/25 42 11 54 09/28
AVG. MAXIMUM 89.1 78.0 11.1 80.7
AVG. MINIMUM 64.5 58.2 6.3 65.6
MEAN 76.8 68.1 8.7 73.2
DAYS MAX >= 90 13 1.5 11.5 3
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 9.17 2018
MINIMUM 0.51 2005
TOTALS TR 3.46 -3.46 9.17
DAILY AVG. T 0.12 -0.12 0.31
DAYS >= .01 0 8.4 -8.4 15
DAYS >= .10 0 5.7 -5.7 13
DAYS >= .50 0 2.2 -2.2 7
DAYS >= 1.00 0 1.0 -1.0 3
GREATEST
24 HR. TOTAL T 09/28 TO 09/28 1.88
09/26 TO 09/26
09/23 TO 09/23
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 50 -50 9
SINCE 7/1 0 52 -52 9
COOLING TOTAL 364 143 221 263
SINCE 1/1 1501 1121 380 1527
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 1.6
HIGHEST WIND SPEED/DIRECTION 12/310 DATE 09/14
HIGHEST GUST SPEED/DIRECTION 19/310 DATE 09/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.20
NUMBER OF DAYS FAIR 23
NUMBER OF DAYS PC 5
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 63
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 0
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 5 FOG W/VIS <= 1/4 MILE 0
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: SEPTEMBER
YEAR: 2019
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 89 69 79 6 0 14 0.00 0.0 0 1.9 10 300 M M 1 17 330
2 88 67 78 6 0 13 0.00 0.0 0 2.2 10 310 M M 1 17 290
3 88 65 77 5 0 12 0.00 0.0 0 0.6 7 350 M M 0 12 340
4 92 64 78 6 0 13 0.00 0.0 0 1.8 9 310 M M 1 15 270
5 82 61 72 0 0 7 0.00 0.0 0 0.9 8 350 M M 2 14 340
6 85 55 70 -1 0 5 0.00 0.0 0 2.3 9 300 M M 3 15 280
7 81 64 73 2 0 8 0.00 0.0 0 1.7 8 320 M M 4 16 310
8 87 59 73 2 0 8 0.00 0.0 0 0.8 8 270 M M 1 13 290
9 89 61 75 5 0 10 0.00 0.0 0 0.4 7 300 M M 0 11 290
10 98 65 82 12 0 17 0.00 0.0 0 2.0 7 300 M M 0 14 180
11 95 69 82 12 0 17 0.00 0.0 0 1.9 7 310 M M 1 13 300
12 95 70 83 13 0 18 0.00 0.0 0 1.4 8 300 M M M 14 260
13 97 70 84 15 0 19 0.00 0.0 0 1.1 8 300 M M 1 18 12 310
14 89 66 78 9 0 13 0.00 0.0 0 2.2 12 310 M M 2 19 310
15 92 61 77 9 0 12 0.00 0.0 0 0.9 7 320 M M 0 11 130
16 94 63 79 11 0 14 0.00 0.0 0 1.7 8 300 M M 0 14 270
17 88 68 78 10 0 13 0.00 0.0 0 0.3 7 320 M M 1 13 340
18 90 64 77 10 0 12 0.00 0.0 0 1.3 8 130 M M 2 1 14 140
19 84 65 75 8 0 10 0.00 0.0 0 2.7 8 160 M M 5 14 170
20 88 65 77 10 0 12 0.00 0.0 0 2.1 8 280 M M 6 15 220
21 89 66 78 12 0 13 0.00 0.0 0 1.3 8 280 M M M 14 240
22 92 65 79 13 0 14 0.00 0.0 0 2.2 9 260 M M 1 18 150
23 77 65 71 6 0 6 T 0.0 0 2.6 9 230 M M 6 1 17 180
24 79 57 68 3 0 3 0.00 0.0 0 1.1 7 330 M M 0 1 13 60
25 88 53 71 6 0 6 0.00 0.0 0 1.7 7 260 M M 1 14 290
26 83 66 75 11 0 10 T 0.0 0 2.2 8 320 M M 4 1 12 320
27 92 61 77 13 0 12 0.00 0.0 0 1.3 8 160 M M 0 16 150
28 94 72 83 19 0 18 T 0.0 0 2.2 9 160 M M 2 18 270
29 95 70 83 20 0 18 0.00 0.0 0 1.1 7 310 M M 2 13 270
30 94 69 82 19 0 17 0.00 0.0 0 1.0 9 320 M M 2 15 320
================================================================================
SM 2674 1935 0 364 T 0.0 46.9 M 49
================================================================================
AV 89.1 64.5 1.6 FASTST M M 2 MAX(MPH)
MISC ----> # 12 310 # 19 310
================================================================================
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: SEPTEMBER
YEAR: 2019
LATITUDE: 37 35 N
LONGITUDE: 83 19 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 76.8 TOTAL FOR MONTH: T 1 = FOG OR MIST
DPTR FM NORMAL: 8.7 DPTR FM NORMAL: -3.46 2 = FOG REDUCING VISIBILITY
HIGHEST: 98 ON 10 GRTST 24HR T ON 28-28 TO 1/4 MILE OR LESS
LOWEST: 53 ON 25 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: 0
MAX 90 OR ABOVE: 13 0.10 INCH OR MORE: 0
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 23
DPTR FM NORMAL -50 PTCLDY (SCALE 4-7) 5
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL -52
[CDD (BASE 65) ]
TOTAL THIS MO. 364
DPTR FM NORMAL 221 [PRESSURE DATA]
TOTAL FM JAN 1 1501 HIGHEST SLP M ON M
DPTR FM NORMAL 380 LOWEST SLP 0.00 ON 16
[REMARKS]
#FINAL-09-19#
London Kentucky data:
...THE LONDON KY CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2019...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1954 TO 2019
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 97 09/05/2007
LOW 32 09/24/1983
HIGHEST 95 09/13 MM MM 91 09/04
09/10
LOWEST 49 09/25 MM MM 55 09/30
09/29
AVG. MAXIMUM 88.2 79.6 8.6 81.6
AVG. MINIMUM 61.6 56.9 4.7 65.7
MEAN 74.9 68.3 6.6 73.6
DAYS MAX >= 90 15 2.0 13.0 4
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 8.50 2004
MINIMUM 0.40 2008
TOTALS 0.11R 3.37 -3.26 MM
DAILY AVG. 0.00 0.11 -0.11 0.21
DAYS >= .01 3 8.5 -5.5 11
DAYS >= .10 0 5.4 -5.4 9
DAYS >= .50 0 2.3 -2.3 4
DAYS >= 1.00 0 0.9 -0.9 3
GREATEST
24 HR. TOTAL 0.07 09/23 TO 09/23 MM
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 46 -46 5
SINCE 7/1 0 47 -47 5
COOLING TOTAL 303 143 160 272
SINCE 1/1 1417 1167 250 1480
.................................................................
WIND (MPH)
AVERAGE WIND SPEED 3.0
HIGHEST WIND SPEED/DIRECTION 18/180 DATE 09/27
HIGHEST GUST SPEED/DIRECTION 26/190 DATE 09/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.10
NUMBER OF DAYS FAIR 27
NUMBER OF DAYS PC 3
NUMBER OF DAYS CLOUDY 0
AVERAGE RH (PERCENT) 68
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 5 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 5 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 19 FOG W/VIS <= 1/4 MILE 1
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: SEPTEMBER
YEAR: 2019
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 87 64 76 3 0 11 0.00 M M 3.2 13 200 M M 1 18 17 250
2 88 64 76 3 0 11 T M M 3.6 10 350 M M 2 1 16 340
3 88 63 76 3 0 11 0.00 M M 2.0 8 190 M M 0 1 12 290
4 91 63 77 5 0 12 0.00 M M 4.1 10 360 M M 2 1 14 20
5 84 63 74 2 0 9 0.00 M M 6.6 14 20 M M 1 20 360
6 85 56 71 -1 0 6 0.00 M M 3.2 12 240 M M 2 18 250
7 83 63 73 1 0 8 0.00 M M 3.3 10 250 M M 3 1 15 270
8 86 58 72 1 0 7 0.00 M M 1.7 13 290 M M 0 1 17 300
9 90 59 75 4 0 10 0.00 M M 1.5 9 30 M M 0 1 13 340
10 95 61 78 8 0 13 0.00 M M 2.6 12 200 M M 0 1 16 200
11 92 67 80 10 0 15 0.00 M M 2.2 12 240 M M 0 1 16 220
12 93 67 80 10 0 15 0.00 M M 1.9 9 200 M M 1 1 13 200
13 95 67 81 12 0 16 0.00 M M 2.1 13 180 M M 0 13 16 190
14 90 64 77 8 0 12 0.00 M M 4.0 13 360 M M 1 17 290
15 93 56 75 6 0 10 0.00 M M 1.3 8 270 M M 0 12 290
16 94 58 76 8 0 11 T M M 1.8 16 270 M M 4 3 20 240
17 90 68 79 11 0 14 0.00 M M 4.6 13 20 M M 1 21 340
18 90 63 77 9 0 12 0.00 M M 3.5 8 30 M M 1 8 14 200
19 85 65 75 8 0 10 0.00 M M 4.5 13 190 M M 1 20 180
20 83 61 72 5 0 7 0.00 M M 3.4 15 260 M M 2 25 250
21 88 60 74 8 0 9 0.00 M M 1.6 10 260 M M 0 1 15 250
22 88 59 74 8 0 9 0.00 M M 3.6 16 220 M M 0 1 22 220
23 73 59 66 0 0 1 0.07 M M 3.1 13 260 M M 7 1 17 260
24 80 54 67 2 0 2 0.00 M M 3.4 13 40 M M 0 12 17 40
25 87 49 68 3 0 3 0.00 M M 2.2 12 260 M M 1 1 18 260
26 82 63 73 9 0 8 0.00 M M 3.4 14 280 M M 6 18 270
27 91 56 74 10 0 9 0.00 M M 4.7 18 180 M M 2 13 25 180
28 91 66 79 15 0 14 0.03 M M 3.2 14 220 M M 2 20 220
29 92 65 79 16 0 14 0.01 M M 1.7 17 210 M M 1 13 26 190
30 92 66 79 16 0 14 T M M 1.4 10 170 M M 2 13 17 150
================================================================================
SM 2646 1847 0 303 0.11 M 89.4 M 43
================================================================================
AV 88.2 61.6 3.0 FASTST M M 1 MAX(MPH)
MISC ----> # 18 180 # 26 190
================================================================================
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: SEPTEMBER
YEAR: 2019
LATITUDE: 37 4 N
LONGITUDE: 84 5 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 74.9 TOTAL FOR MONTH: 0.11 1 = FOG OR MIST
DPTR FM NORMAL: 6.6 DPTR FM NORMAL: -3.26 2 = FOG REDUCING VISIBILITY
HIGHEST: 95 ON 13,10 GRTST 24HR 0.07 ON 23-23 TO 1/4 MILE OR LESS
LOWEST: 49 ON 25 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: 3
MAX 90 OR ABOVE: 15 0.10 INCH OR MORE: 0
MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 27
DPTR FM NORMAL -46 PTCLDY (SCALE 4-7) 3
TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0
DPTR FM NORMAL -47
[CDD (BASE 65) ]
TOTAL THIS MO. 303
DPTR FM NORMAL 160 [PRESSURE DATA]
TOTAL FM JAN 1 1417 HIGHEST SLP 30.31 ON 21
DPTR FM NORMAL 250 LOWEST SLP 29.83 ON 25
[REMARKS]
#FINAL-09-19#
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