211  
CDUS42 KJAX 192237  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
537 PM EST MON DEC 19 2022  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 19 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 62 11:39 AM 83 1967 64 -2 76  
MINIMUM 39 5:06 AM 22 1953 47 -8 59  
AVERAGE 51 55 -4 68  
 
PRECIPITATION (IN)  
TODAY 0.00 2.19 1965 0.09 -0.09 0.02  
MONTH TO DATE 0.09 1.69 -1.60 0.30  
SINCE DEC 1 0.09 1.69 -1.60 0.30  
SINCE JAN 1 47.97 44.35 3.62 45.22  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 14 10 4 0  
MONTH TO DATE 79 169 -90 43  
SINCE DEC 1 79 169 -90 43  
SINCE JUL 1 194 337 -143 235  
 
COOLING  
TODAY 0 0 0 3  
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 NE (30)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 8:00 AM  
LOWEST 51 11:00 AM  
AVERAGE 64  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 79 1984  
MINIMUM TEMPERATURE (F) 47 23 2000  
 
SUNRISE AND SUNSET  
DECEMBER 19 2022......SUNRISE 7:19 AM EST SUNSET 5:27 PM EST  
DECEMBER 20 2022......SUNRISE 7:19 AM EST SUNSET 5:27 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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