168  
CDUS42 KJAX 030531  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
131 AM EDT SUN SEP 03 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR SEPTEMBER 2 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 88 2:09 PM 95 1947 88 0 88  
MINIMUM 80 11:59 PM 63 1972 75 5 74  
AVERAGE 84 81 3 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 2009 0.21 -0.21 0.00  
MONTH TO DATE 0.07 0.43 -0.36 0.48  
SINCE SEP 1 0.07 0.43 -0.36 0.48  
SINCE JAN 1 32.19 30.48 1.71 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 19 16 3 16  
MONTH TO DATE 37 32 5 31  
SINCE SEP 1 37 32 5 31  
SINCE JAN 1 2781 2166 615 2448    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 11:00 PM  
LOWEST 61 11:00 AM  
AVERAGE 69  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 95 1947  
MINIMUM TEMPERATURE (F) 75 66 1946  
 
SUNRISE AND SUNSET  
SEPTEMBER 3 2023.....SUNRISE 7:03 AM EDT SUNSET 7:47 PM EDT  
SEPTEMBER 4 2023.....SUNRISE 7:03 AM EDT SUNSET 7:45 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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