197  
CDUS42 KJAX 092134  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
534 PM EDT WED AUG 09 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR AUGUST 9 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 97 3:59 PM 98 2019 90 7 90  
MINIMUM 79 7:03 AM 69 2008 76 3 76  
AVERAGE 88 83 5 83  
 
PRECIPITATION (IN)  
TODAY 0.00 5.04 1965 0.18 -0.18 0.05  
MONTH TO DATE 0.71 1.47 -0.76 0.56  
SINCE JUN 1 11.60 11.42 0.18 13.63  
SINCE JAN 1 26.26 25.73 0.53 29.37  
 
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 0 0 0 0  
 
COOLING  
TODAY 23 18 5 18  
MONTH TO DATE 197 167 30 184  
SINCE JUN 1 1422 1220 202 1340  
SINCE JAN 1 2267 1751 516 2026    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 4:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 99 2019  
MINIMUM TEMPERATURE (F) 76 68 1971  
 
SUNRISE AND SUNSET  
AUGUST 9 2023........SUNRISE 6:47 AM EDT SUNSET 8:14 PM EDT  
AUGUST 10 2023........SUNRISE 6:48 AM EDT SUNSET 8:13 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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