458  
CDUS42 KJAX 132142  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
542 PM EDT TUE JUN 13 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JUNE 13 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 98R 3:39 PM 98 2016 88 10 93  
MINIMUM 79 5:54 AM 60 1966 74 5 79  
AVERAGE 89 81 8 86  
 
PRECIPITATION (IN)  
TODAY 0.00 3.16 2006 0.21 -0.21 0.00  
MONTH TO DATE 0.37 2.46 -2.09 2.02  
SINCE JUN 1 0.37 2.46 -2.09 2.02  
SINCE JAN 1 15.03 16.77 -1.74 17.76  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 24 16 8 21  
MONTH TO DATE 201 193 8 231  
SINCE JUN 1 201 193 8 231  
SINCE JAN 1 1046 724 322 917    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 38 2:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 99 2011  
MINIMUM TEMPERATURE (F) 74 63 1995  
 
SUNRISE AND SUNSET  
JUNE 13 2023..........SUNRISE 6:21 AM EDT SUNSET 8:30 PM EDT  
JUNE 14 2023..........SUNRISE 6:21 AM EDT SUNSET 8:31 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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