024  
CDUS42 KJAX 302140  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
540 PM EDT TUE MAY 30 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MAY 30 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 84 1:55 PM 98 1945 86 -2 86  
MINIMUM 71 5:59 AM 55 1971 71 0 76  
AVERAGE 78 79 -1 81  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1973 0.12 -0.12 0.00  
MONTH TO DATE 2.91 2.16 0.75 2.06  
SINCE MAR 1 8.74 8.25 0.49 12.68  
SINCE JAN 1 14.56 14.18 0.38 15.74  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 2 0 2 2  
SINCE MAR 1 88 194 -106 99  
SINCE JUL 1 814 1307 -493 984  
 
COOLING  
TODAY 13 14 -1 16  
MONTH TO DATE 309 318 -9 371  
SINCE MAR 1 698 498 200 631  
SINCE JAN 1 833 516 317 670    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 61 11:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 97 1945  
MINIMUM TEMPERATURE (F) 72 52 1984  
 
SUNRISE AND SUNSET  
MAY 30 2023...........SUNRISE 6:23 AM EDT SUNSET 8:24 PM EDT  
MAY 31 2023...........SUNRISE 6:23 AM EDT SUNSET 8:24 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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