691  
CDUS42 KJAX 260527  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
127 AM EDT THU APR 26 2018  
 
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR APRIL 25 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 457 PM 90 2002 77 4 83  
MINIMUM 63 649 AM 45 2005 60 3 60  
AVERAGE 72 69 3 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.94 1982 0.07 -0.07 0.00  
MONTH TO DATE 4.16 2.17 1.99 1.59  
SINCE MAR 1 5.96 6.05 -0.09 2.25  
SINCE JAN 1 10.75 12.74 -1.99 8.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE MAR 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 45 52 -7 12  
SINCE MAR 1 243 229 14 166  
SINCE JUL 1 1296 1480 -184 781  
 
COOLING  
YESTERDAY 7 5 2 7  
MONTH TO DATE 76 77 -1 143  
SINCE MAR 1 107 108 -1 228  
SINCE JAN 1 169 117 52 280    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 200 AM  
LOWEST 39 300 PM  
AVERAGE 63  
   
......................................................
 
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 91 1989  
MINIMUM TEMPERATURE (F) 61 49 1974  
 
 
SUNRISE AND SUNSET  
APRIL 26 2018.........SUNRISE 646 AM EDT SUNSET 801 PM EDT  
APRIL 27 2018.........SUNRISE 645 AM EDT SUNSET 802 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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