652  
CDUS42 KJAX 252135  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
535 PM EDT THU MAY 25 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MAY 25 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 83 2:18 PM 98 2019 85 -2 87  
MINIMUM 67 6:20 AM 55 1967 70 -3 77  
AVERAGE 75 78 -3 82  
 
PRECIPITATION (IN)  
TODAY 0.00 2.92 1971 0.10 -0.10 0.00  
MONTH TO DATE 2.57 1.61 0.96 1.38  
SINCE MAR 1 8.40 7.70 0.70 12.00  
SINCE JAN 1 14.22 13.63 0.59 15.06  
 
SNOWFALL (IN)  
TODAY 0.0 T 1980  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE MAR 1 86 194 -108 99  
SINCE JUL 1 812 1307 -495 984  
 
COOLING  
TODAY 10 13 -3 17  
MONTH TO DATE 276 252 24 291  
SINCE MAR 1 665 432 233 551  
SINCE JAN 1 800 450 350 590    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 45 4:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 100 1953  
MINIMUM TEMPERATURE (F) 71 55 1979  
 
SUNRISE AND SUNSET  
MAY 25 2023...........SUNRISE 6:25 AM EDT SUNSET 8:21 PM EDT  
MAY 26 2023...........SUNRISE 6:24 AM EDT SUNSET 8:21 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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