612  
CDUS42 KJAX 172243  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
543 PM EST FRI FEB 17 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR FEBRUARY 17 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84R 1:26 PM 80 1945 65 19 74  
MINIMUM 64 5:36 PM 19 1958 48 16 58  
AVERAGE 74 57 17 66  
 
PRECIPITATION (IN)  
TODAY 0.05 2.33 1998 0.11 -0.06 0.00  
MONTH TO DATE 3.13 1.65 1.48 0.93  
SINCE DEC 1 6.85 7.55 -0.70 3.86  
SINCE JAN 1 5.82 4.80 1.02 2.71  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 9 -9 0  
MONTH TO DATE 63 175 -112 162  
SINCE DEC 1 594 857 -263 661  
SINCE JUL 1 709 1025 -316 853  
 
COOLING  
TODAY 9 0 9 1  
MONTH TO DATE 38 0 38 2  
SINCE DEC 1 87 21 66 69  
SINCE JAN 1 58 6 52 16    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 3:00 PM  
LOWEST 53 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 85 1956  
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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