276  
CDUS42 KJAX 010536  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
136 AM EDT SAT JUL 01 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JUNE 30 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 94 11:41 AM 100 1998 90 4 90  
MINIMUM 79 5:56 AM 65 1981 75 4 76  
AVERAGE 87 83 4 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.40 1944 0.17 -0.17 T  
MONTH TO DATE 5.16 5.76 -0.60 3.00  
SINCE JUN 1 5.16 5.76 -0.60 3.00  
SINCE JAN 1 19.82 20.07 -0.25 18.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 814 1310 -496 984  
 
COOLING  
YESTERDAY 22 18 4 18  
MONTH TO DATE 525 478 47 557  
SINCE JUN 1 525 478 47 557  
SINCE JAN 1 1370 1009 361 1243    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 4:00 AM  
LOWEST 51 12:00 PM  
AVERAGE 68  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 101 1998  
MINIMUM TEMPERATURE (F) 75 69 1963  
 
SUNRISE AND SUNSET  
JULY 1 2023..........SUNRISE 6:25 AM EDT SUNSET 8:34 PM EDT  
JULY 2 2023..........SUNRISE 6:26 AM EDT SUNSET 8:33 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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