Climatological Report (Seasonal)
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
000
CXUS53 KJAX 011421
CLSSSI
CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1021 AM EDT FRI SEP 01 2023
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...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2023 TO 8/31/2023...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1940 TO 2023
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 104 07/20/1986
LOW 52 06/01/1984
HIGHEST 102 07/21 98 4 103 06/23
08/08
LOWEST 67 06/06 67 0 70 06/20
08/15
AVG. MAXIMUM 93.0 89.6 3.4 90.6
AVG. MINIMUM 77.7 75.3 2.4 76.5
MEAN 85.4 82.4 3.0 83.6
DAYS MAX >= 90 75 39.2 35.8 63
DAYS MIN <= 32 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 32.85 1953
MINIMUM 6.89 2000
TOTALS 17.46 15.74 1.72 20.35
DAILY AVG. 0.19 0.17 0.02 0.22
DAYS >= .01 36 35.1 0.9 41
DAYS >= .10 24 23.2 0.8 27
DAYS >= .50 14 9.5 4.5 13
DAYS >= 1.00 7 4.8 2.2 7
GREATEST
24 HR. TOTAL 2.56 08/29 TO 08/30
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 MM
TOTALS 0.0 0.0 0.0 0.0
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0 0 0 MM
COOLING TOTAL 1899 1604 295 1731
SINCE 1/1 2744 2134 610 MM
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WIND (MPH)
AVERAGE WIND SPEED 8.1
HIGHEST WIND SPEED/DIRECTION 43/220 DATE 08/30
HIGHEST GUST SPEED/DIRECTION 67/170 DATE 08/30
SKY COVER
AVERAGE SKY COVER 0.21
AVERAGE RH (PERCENT) 71
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 49 MIXED PRECIP 0
HEAVY RAIN 24 RAIN 28
LIGHT RAIN 43 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 25 FOG W/VIS <= 1/4 MILE 0
HAZE 2
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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