111  
CDUS42 KJAX 180640  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
140 AM EST SAT FEB 18 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR FEBRUARY 17 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 84R 1:26 PM 80 1945 65 19 74  
MINIMUM 52 11:59 PM 19 1958 48 4 58  
AVERAGE 68 57 11 66  
 
PRECIPITATION (IN)  
YESTERDAY 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)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 3 0 3 1  
MONTH TO DATE 32 0 32 2  
SINCE DEC 1 81 21 60 69  
SINCE JAN 1 52 6 46 16    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 3:00 PM  
LOWEST 51 11:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 85 1956  
MINIMUM TEMPERATURE (F) 48 19 1958  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2023......SUNRISE 7:04 AM EST SUNSET 6:15 PM EST  
FEBRUARY 19 2023......SUNRISE 7:03 AM EST SUNSET 6:16 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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