946  
CDUS42 KJAX 170634  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
134 AM EST FRI FEB 17 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR FEBRUARY 16 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 80 11:44 AM 81 2018 65 15 73  
MINIMUM 61 4:31 AM 23 1991 48 13 54  
AVERAGE 71 56 15 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.44 1998 0.10 -0.10 0.00  
MONTH TO DATE 3.08 1.54 1.54 0.93  
SINCE DEC 1 6.80 7.44 -0.64 3.86  
SINCE JAN 1 5.77 4.69 1.08 2.71  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1977  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 9 -9 1  
MONTH TO DATE 63 166 -103 162  
SINCE DEC 1 594 848 -254 661  
SINCE JUL 1 709 1016 -307 853  
 
COOLING  
YESTERDAY 6 0 6 0  
MONTH TO DATE 29 0 29 1  
SINCE DEC 1 78 21 57 68  
SINCE JAN 1 49 6 43 15    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 50 12:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 80 1945  
MINIMUM TEMPERATURE (F) 48 19 1958  
 
SUNRISE AND SUNSET  
FEBRUARY 17 2023......SUNRISE 7:05 AM EST SUNSET 6:14 PM EST  
FEBRUARY 18 2023......SUNRISE 7:04 AM EST SUNSET 6:15 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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