533  
CDUS42 KJAX 092132  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
532 PM EDT MON OCT 09 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR OCTOBER 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 76 3:12 PM 90 1962 81 -5 81  
MINIMUM 53 6:42 AM 44 2000 66 -13 65  
AVERAGE 65 74 -9 73  
 
PRECIPITATION (IN)  
TODAY 0.00 1.27 2018 0.20 -0.20 0.00  
MONTH TO DATE T 1.89 -1.89 0.00  
SINCE SEP 1 9.37 7.89 1.48 8.25  
SINCE JAN 1 41.49 37.94 3.55 44.34  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE SEP 1 0 0 0 1  
SINCE JUL 1 0 0 0 1  
 
COOLING  
TODAY 0 9 -9 8  
MONTH TO DATE 90 89 1 45  
SINCE SEP 1 553 513 40 469  
SINCE JAN 1 3297 2647 650 2886    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 3:00 AM  
LOWEST 27 1:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 1982  
MINIMUM TEMPERATURE (F) 66 45 2000  
 
SUNRISE AND SUNSET  
OCTOBER 9 2023.......SUNRISE 7:24 AM EDT SUNSET 7:01 PM EDT  
OCTOBER 10 2023.......SUNRISE 7:25 AM EDT SUNSET 7:00 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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