178  
CDUS42 KJAX 080537  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
137 AM EDT SUN OCT 08 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR OCTOBER 7 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 87 3:25 PM 91 1951 81 6 83  
MINIMUM 67 11:59 PM 50 1964 67 0 59  
AVERAGE 77 74 3 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 10.29 2016 0.20 -0.20 0.00  
MONTH TO DATE T 1.49 -1.49 0.00  
SINCE SEP 1 9.37 7.49 1.88 8.25  
SINCE JAN 1 41.49 37.54 3.95 44.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 12 9 3 6  
MONTH TO DATE 89 71 18 29  
SINCE SEP 1 552 495 57 453  
SINCE JAN 1 3296 2629 667 2870    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 2:00 AM  
LOWEST 40 5:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 89 1962  
MINIMUM TEMPERATURE (F) 67 49 1991  
 
SUNRISE AND SUNSET  
OCTOBER 8 2023.......SUNRISE 7:24 AM EDT SUNSET 7:02 PM EDT  
OCTOBER 9 2023.......SUNRISE 7:24 AM EDT SUNSET 7:01 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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