267  
CDUS42 KJAX 232231  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
531 PM EST FRI DEC 23 2022  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 23 2022
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 57 8:41 AM 80 2013 63 -6 61  
MINIMUM 42 4:59 PM 17 1989 46 -4 40  
AVERAGE 50 55 -5 51  
 
PRECIPITATION (IN)  
TODAY T 1.28 1986 0.09 -0.09 0.00  
MONTH TO DATE 0.91 2.06 -1.15 1.14  
SINCE DEC 1 0.91 2.06 -1.15 1.14  
SINCE JAN 1 48.79 44.72 4.07 46.06  
 
SNOWFALL (IN)  
TODAY 0.0 4.0 1989  
 
DEGREE DAYS  
HEATING  
TODAY 15 11 4 14  
MONTH TO DATE 135 211 -76 95  
SINCE DEC 1 135 211 -76 95  
SINCE JUL 1 250 379 -129 287  
 
COOLING  
TODAY 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 22 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 23 2:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 77 2016  
MINIMUM TEMPERATURE (F) 46 16 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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