483  
CDUS42 KJAX 170534  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
134 AM EDT FRI MAR 17 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MARCH 16 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 68 4:42 PM 86 2016 70 -2 81  
MINIMUM 42 6:32 AM 32 2017 53 -11 63  
AVERAGE 55 62 -7 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.97 1950 0.10 -0.10 1.06  
MONTH TO DATE 0.90 1.78 -0.88 3.46  
SINCE MAR 1 0.90 1.78 -0.88 3.46  
SINCE JAN 1 6.72 7.71 -0.99 6.52  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 5 5 0  
MONTH TO DATE 41 95 -54 59  
SINCE MAR 1 41 95 -54 59  
SINCE JUL 1 767 1208 -441 944  
 
COOLING  
YESTERDAY 0 2 -2 7  
MONTH TO DATE 73 18 55 41  
SINCE MAR 1 73 18 55 41  
SINCE JAN 1 208 36 172 80    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 7:00 AM  
LOWEST 38 11:00 AM  
AVERAGE 62  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 86 2015  
MINIMUM TEMPERATURE (F) 53 31 1954  
 
SUNRISE AND SUNSET  
MARCH 17 2023.........SUNRISE 7:33 AM EDT SUNSET 7:35 PM EDT  
MARCH 18 2023.........SUNRISE 7:32 AM EDT SUNSET 7:36 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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