124  
CDUS42 KJAX 090542  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
142 AM EDT SUN APR 09 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR APRIL 8 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 73 11:18 AM 90 1948 75 -2 72  
MINIMUM 56 11:59 PM 37 2007 58 -2 56  
AVERAGE 65 66 -1 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 1.03 2014 0.11 -0.08 0.00  
MONTH TO DATE 0.30 0.82 -0.52 0.72  
SINCE MAR 1 2.50 4.09 -1.59 9.43  
SINCE JAN 1 8.32 10.02 -1.70 12.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 1  
MONTH TO DATE 0 19 -19 3  
SINCE MAR 1 78 171 -93 78  
SINCE JUL 1 804 1284 -480 963  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 77 22 55 38  
SINCE MAR 1 225 70 155 117  
SINCE JAN 1 360 88 272 156    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 14.6  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 7:00 AM  
LOWEST 71 11:00 AM  
AVERAGE 78  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 91 2020  
MINIMUM TEMPERATURE (F) 58 40 2007  
 
SUNRISE AND SUNSET  
APRIL 9 2023.........SUNRISE 7:05 AM EDT SUNSET 7:50 PM EDT  
APRIL 10 2023.........SUNRISE 7:04 AM EDT SUNSET 7:51 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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