140  
CDUS42 KJAX 230633  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
133 AM EST FRI DEC 23 2022  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 22 2022
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1940 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 11:59 PM 82 1970 63 -10 61  
MINIMUM 47 9:30 AM 23 1960 46 1 44  
AVERAGE 50 55 -5 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.34 4.01 2019 0.09 0.25 0.00  
MONTH TO DATE 0.91 1.97 -1.06 1.14  
SINCE DEC 1 0.91 1.97 -1.06 1.14  
SINCE JAN 1 48.79 44.63 4.16 46.06  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1989  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 11 4 12  
MONTH TO DATE 120 200 -80 81  
SINCE DEC 1 120 200 -80 81  
SINCE JUL 1 235 368 -133 273  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 29 8 21 27  
SINCE DEC 1 29 8 21 27  
SINCE JAN 1 3132 2839 293 2864    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 83 4:00 PM  
AVERAGE 90  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 80 2013  
MINIMUM TEMPERATURE (F) 46 17 1989  
 
SUNRISE AND SUNSET  
DECEMBER 23 2022......SUNRISE 7:21 AM EST SUNSET 5:29 PM EST  
DECEMBER 24 2022......SUNRISE 7:21 AM EST SUNSET 5:29 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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