259  
CDUS42 KJAX 282133  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
533 PM EDT TUE MAR 28 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MARCH 28 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 78 11:35 AM 87 2021 73 5 72  
MINIMUM 66 5:49 AM 35 1955 55 11 52  
AVERAGE 72 64 8 62  
 
PRECIPITATION (IN)  
TODAY 0.08 3.11 1970 0.10 -0.02 0.00  
MONTH TO DATE 2.17 2.96 -0.79 8.71  
SINCE MAR 1 2.17 2.96 -0.79 8.71  
SINCE JAN 1 7.99 8.89 -0.90 11.77  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 3  
MONTH TO DATE 72 143 -71 73  
SINCE MAR 1 72 143 -71 73  
SINCE JUL 1 798 1256 -458 958  
 
COOLING  
TODAY 7 2 5 0  
MONTH TO DATE 143 42 101 63  
SINCE MAR 1 143 42 101 63  
SINCE JAN 1 278 60 218 102    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 5:00 AM  
LOWEST 64 11:00 AM  
AVERAGE 74  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 86 2020  
MINIMUM TEMPERATURE (F) 56 34 1955  
 
SUNRISE AND SUNSET  
MARCH 28 2023.........SUNRISE 7:20 AM EDT SUNSET 7:42 PM EDT  
MARCH 29 2023.........SUNRISE 7:18 AM EDT SUNSET 7:43 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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