527  
CDUS42 KJAX 270536  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
136 AM EDT THU APR 27 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR APRIL 26 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 81 2:19 PM 91 1989 79 2 85  
MINIMUM 69 6:09 AM 49 1974 63 6 68  
AVERAGE 75 71 4 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 1988 0.08 -0.08 0.00  
MONTH TO DATE 0.77 2.51 -1.74 1.86  
SINCE MAR 1 2.97 5.78 -2.81 10.57  
SINCE JAN 1 8.79 11.71 -2.92 13.63  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 8 42 -34 22  
SINCE MAR 1 86 194 -108 97  
SINCE JUL 1 812 1307 -495 982  
 
COOLING  
YESTERDAY 10 6 4 12  
MONTH TO DATE 194 105 89 148  
SINCE MAR 1 342 153 189 227  
SINCE JAN 1 477 171 306 266    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 3:00 AM  
LOWEST 58 11:00 AM  
AVERAGE 71  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 1986  
MINIMUM TEMPERATURE (F) 63 48 2001  
 
SUNRISE AND SUNSET  
APRIL 27 2023.........SUNRISE 6:45 AM EDT SUNSET 8:02 PM EDT  
APRIL 28 2023.........SUNRISE 6:44 AM EDT SUNSET 8:03 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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