107  
CDUS42 KJAX 250534  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
134 AM EDT TUE APR 25 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR APRIL 24 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 75 12:17 PM 93 1999 78 -3 80  
MINIMUM 63 1:25 AM 47 1986 62 1 65  
AVERAGE 69 70 -1 73  
 
PRECIPITATION (IN)  
YESTERDAY T 1.94 2021 0.09 -0.09 0.00  
MONTH TO DATE 0.77 2.35 -1.58 1.86  
SINCE MAR 1 2.97 5.62 -2.65 10.57  
SINCE JAN 1 8.79 11.55 -2.76 13.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 40 -32 22  
SINCE MAR 1 86 192 -106 97  
SINCE JUL 1 812 1305 -493 982  
 
COOLING  
YESTERDAY 4 6 -2 8  
MONTH TO DATE 176 93 83 128  
SINCE MAR 1 324 141 183 207  
SINCE JAN 1 459 159 300 246    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 9:00 PM  
LOWEST 43 12:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 90 2002  
MINIMUM TEMPERATURE (F) 62 45 2005  
 
SUNRISE AND SUNSET  
APRIL 25 2023.........SUNRISE 6:47 AM EDT SUNSET 8:01 PM EDT  
APRIL 26 2023.........SUNRISE 6:46 AM EDT SUNSET 8:01 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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