Climatological Report (Seasonal)
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
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CXUS53 KJAX 011517
CLSSSI
CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSONVILLE FL
1017 AM EST TUE DEC 01 2020
...................................
...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2020 TO 11/30/2020...
CLIMATE NORMAL PERIOD: 1981 TO 2010
CLIMATE RECORD PERIOD: 1948 TO 2020
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
................................................................
TEMPERATURE (F)
RECORD
HIGH 97 09/16/1972
LOW 21 11/25/1950
HIGHEST 96 09/04 92 4 MM
09/05
LOWEST 54 10/30 37 17 MM
AVG. MAXIMUM 83.1 77.6 5.5 MM
AVG. MINIMUM 70.4 62.4 8.0 MM
MEAN 76.8 70.0 6.8 MM
DAYS MAX >= 90 6 4.0 2.0 MM
DAYS MIN <= 32 0 0.0 0.0 MM
PRECIPITATION (INCHES)
RECORD
MAXIMUM 29.26 1950
MINIMUM 2.60 2010
TOTALS 11.43 12.25 -0.82 MM
DAILY AVG. 0.19 0.13 0.06 MM
DAYS >= .01 24 24.0 0.0 MM
DAYS >= .10 17 15.0 2.0 MM
DAYS >= .50 7 7.0 0.0 MM
DAYS >= 1.00 3 4.0 -1.0 MM
GREATEST
24 HR. TOTAL 2.81 09/15 TO 09/16
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 MM
TOTALS 0.0 0.0 0.0 MM
DEGREE DAYS
HEATING TOTAL 1 181 -180 MM
SINCE 7/1 1 181 -180 MM
COOLING TOTAL 730 639 91 MM
SINCE 1/1 3086 2615 471 MM
................................................................
WIND (MPH)
AVERAGE WIND SPEED 8.8
HIGHEST WIND SPEED/DIRECTION 26/060 DATE 09/15
HIGHEST GUST SPEED/DIRECTION 37/310 DATE 09/29
37/310 09/29
SKY COVER
AVERAGE SKY COVER 0.44
AVERAGE RH (PERCENT) 84
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 7 MIXED PRECIP 0
HEAVY RAIN 18 RAIN 21
LIGHT RAIN 33 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 26 FOG W/VIS <= 1/4 MILE 3
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$