892  
CDUS42 KJAX 280532  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
132 AM EDT MON AUG 28 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR AUGUST 27 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 91 3:52 PM 99 2011 89 2 86  
MINIMUM 79 6:02 AM 67 1952 75 4 77  
AVERAGE 85 82 3 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.46 1949 0.21 -0.21 0.14  
MONTH TO DATE 3.68 4.90 -1.22 4.15  
SINCE JUN 1 14.57 14.85 -0.28 17.22  
SINCE JAN 1 29.23 29.16 0.07 32.96  
 
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 0 0 0 0  
 
COOLING  
YESTERDAY 20 17 3 17  
MONTH TO DATE 600 484 116 506  
SINCE JUN 1 1825 1537 288 1662  
SINCE JAN 1 2670 2068 602 2348    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 57 1:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 97 1983  
MINIMUM TEMPERATURE (F) 75 63 1952  
 
SUNRISE AND SUNSET  
AUGUST 28 2023........SUNRISE 6:59 AM EDT SUNSET 7:54 PM EDT  
AUGUST 29 2023........SUNRISE 7:00 AM EDT SUNSET 7:53 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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