Climatological Report (Seasonal)
Issued by NWS Jacksonville, FL
Issued by NWS Jacksonville, FL
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000 CXUS53 KJAX 021625 CLSSSI CLIMATE REPORT NATIONAL WEATHER SERVICE JACKSONVILLE FL 1125 AM EST THU DEC 02 2021 ................................... ...THE ST SIMONS ISLAND CLIMATE SUMMARY FOR THE SEASON, FROM 9/1/2021 TO 11/30/2021... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1940 TO 2021 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 98 09/05/1944 LOW 21 11/25/1950 HIGHEST 90 09/01 92 -2 96 09/04 09/06 09/05 LOWEST 40 11/27 37 3 54 10/30 11/30 AVG. MAXIMUM 77.9 78.5 -0.6 83.1 AVG. MINIMUM 61.9 63.1 -1.2 70.4 MEAN 69.9 70.8 -0.9 76.8 DAYS MAX >= 90 2 4.0 -2.0 6 DAYS MIN <= 32 0 0.2 -0.2 0 PRECIPITATION (INCHES) RECORD MAXIMUM 29.26 1950 MINIMUM 2.60 2010 TOTALS 11.07 12.61 -1.54 11.43 DAILY AVG. 0.13 0.14 -0.01 0.19 DAYS >= .01 24 24.9 -0.9 24 DAYS >= .10 18 15.4 2.6 17 DAYS >= .50 6 7.4 -1.4 7 DAYS >= 1.00 3 3.6 -0.6 3 GREATEST 24 HR. TOTAL 3.19 SNOWFALL (INCHES) RECORDS TOTAL 0.0 MM TOTALS 0.0 0.0 0.0 0.0 DEGREE DAYS HEATING TOTAL 192 168 24 1 SINCE 7/1 192 167 25 MM COOLING TOTAL 645 698 -53 730 SINCE 1/1 2815 2831 -16 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.7 HIGHEST WIND SPEED/DIRECTION 28/350 DATE 11/06 HIGHEST GUST SPEED/DIRECTION 43/360 DATE 11/06 SKY COVER AVERAGE SKY COVER 0.23 AVERAGE RH (PERCENT) 77 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 9 MIXED PRECIP 0 HEAVY RAIN 19 RAIN 22 LIGHT RAIN 30 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 32 FOG W/VIS <= 1/4 MILE 5 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$