904  
CDUS42 KJAX 222129  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
529 PM EDT MON MAY 22 2017  
 
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MAY 22 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1948 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 85 1258 PM 94 2006 84 1 83  
1962  
MINIMUM 73 316 PM 53 1954 69 4 69  
AVERAGE 79 76 3 76  
 
PRECIPITATION (IN)  
TODAY 0.63 2.12 1985 0.06 0.57 T  
MONTH TO DATE 2.18 1.13 1.05 1.68  
SINCE MAR 1 4.43 7.50 -3.07 5.89  
SINCE JAN 1 10.29 14.19 -3.90 13.03  
 
SNOWFALL (IN)  
TODAY 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  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 2 -2 4  
SINCE MAR 1 166 235 -69 115  
SINCE JUL 1 781 1486 -705 1021  
 
COOLING  
TODAY 14 11 3 11  
MONTH TO DATE 248 188 60 213  
SINCE MAR 1 534 322 212 416  
SINCE JAN 1 586 331 255 420    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 500 AM  
LOWEST 69 100 PM  
AVERAGE 81  
   
......................................................
 
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 1956  
MINIMUM TEMPERATURE (F) 69 57 2002  
 
 
SUNRISE AND SUNSET  
MAY 22 2017...........SUNRISE 626 AM EDT SUNSET 819 PM EDT  
MAY 23 2017...........SUNRISE 625 AM EDT SUNSET 820 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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