116  
CDUS42 KJAX 170529  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
128 AM EDT TUE JUL 17 2018  
 
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JULY 16 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 92 131 PM 98 2006 91 1 91  
1976  
MINIMUM 77 818 PM 66 1967 75 2 75  
AVERAGE 85 83 2 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 1.68 1989 0.13 -0.01 0.18  
MONTH TO DATE 1.82 2.07 -0.25 1.59  
SINCE JUN 1 5.34 6.91 -1.57 6.98  
SINCE JAN 1 19.08 21.83 -2.75 19.12  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE JUN 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 20 18 2 18  
MONTH TO DATE 308 283 25 324  
SINCE JUN 1 841 742 99 787  
SINCE JAN 1 1392 1184 208 1495    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 4.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
LIGHT RAIN  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 500 AM  
LOWEST 56 1200 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 91 98 1983  
MINIMUM TEMPERATURE (F) 75 69 1967  
 
 
SUNRISE AND SUNSET  
JULY 17 2018..........SUNRISE 633 AM EDT SUNSET 830 PM EDT  
JULY 18 2018..........SUNRISE 634 AM EDT SUNSET 829 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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