349  
CDUS42 KJAX 130633  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
133 AM EST FRI JAN 13 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JANUARY 12 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 71 1:06 PM 81 1946 62 9 61  
MINIMUM 57 12:03 AM 21 1982 44 13 43  
AVERAGE 64 53 11 52  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 1979 0.10 -0.10 0.00  
MONTH TO DATE 1.09 1.08 0.01 0.72  
SINCE DEC 1 2.12 3.83 -1.71 1.87  
SINCE JAN 1 1.09 1.08 0.01 0.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1973  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 12 -11 13  
MONTH TO DATE 68 144 -76 103  
SINCE DEC 1 356 446 -90 210  
SINCE JUL 1 471 614 -143 402  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 6 0 6 14  
SINCE DEC 1 35 15 20 67  
SINCE JAN 1 6 0 6 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 7:00 PM  
LOWEST 39 11:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 83 1972  
MINIMUM TEMPERATURE (F) 44 17 1981  
 
SUNRISE AND SUNSET  
JANUARY 13 2023.......SUNRISE 7:25 AM EST SUNSET 5:44 PM EST  
JANUARY 14 2023.......SUNRISE 7:25 AM EST SUNSET 5:45 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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