277  
CDUS42 KJAX 030638  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
138 AM EST TUE JAN 03 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JANUARY 2 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 3:24 PM 83 2022 62 6 83  
MINIMUM 53 11:26 PM 26 1946 45 8 65  
AVERAGE 61 53 8 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.67 2006 0.09 -0.09 0.00  
MONTH TO DATE 0.00 0.18 -0.18 0.00  
SINCE DEC 1 1.03 2.93 -1.90 1.15  
SINCE JAN 1 0.00 0.18 -0.18 0.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1978  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 12 -8 0  
MONTH TO DATE 7 24 -17 0  
SINCE DEC 1 295 326 -31 107  
SINCE JUL 1 410 494 -84 299  
 
COOLING  
YESTERDAY 0 0 0 9  
MONTH TO DATE 0 0 0 14  
SINCE DEC 1 29 15 14 67  
SINCE JAN 1 0 0 0 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.6  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 63 1:00 PM  
AVERAGE 80  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 79 1952  
MINIMUM TEMPERATURE (F) 44 21 1979  
 
SUNRISE AND SUNSET  
JANUARY 3 2023.......SUNRISE 7:24 AM EST SUNSET 5:36 PM EST  
JANUARY 4 2023.......SUNRISE 7:25 AM EST SUNSET 5:36 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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