688  
CDUS42 KJAX 020531  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
131 AM EDT SAT SEP 02 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR SEPTEMBER 1 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 86 1:58 PM 95 1970 88 -2 87  
MINIMUM 80 11:59 PM 67 1972 75 5 73  
AVERAGE 83 81 2 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.94 2015 0.22 -0.15 0.48  
MONTH TO DATE 0.07 0.22 -0.15 0.48  
SINCE SEP 1 0.07 0.22 -0.15 0.48  
SINCE JAN 1 32.19 30.27 1.92 36.57  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 18 16 2 15  
MONTH TO DATE 18 16 2 15  
SINCE SEP 1 18 16 2 15  
SINCE JAN 1 2762 2150 612 2432    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 12.7  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 6:00 AM  
LOWEST 61 4:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 95 1947  
MINIMUM TEMPERATURE (F) 75 63 1972  
 
SUNRISE AND SUNSET  
SEPTEMBER 2 2023.....SUNRISE 7:02 AM EDT SUNSET 7:48 PM EDT  
SEPTEMBER 3 2023.....SUNRISE 7:03 AM EDT SUNSET 7:47 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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