780  
CDUS42 KJAX 310532  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
132 AM EDT SUN MAY 31 2020  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR MAY 30 2020
 
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1948 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 90 2:18 PM 95 2019 85 5 95  
MINIMUM 74 5:31 AM 55 1971 71 3 77  
AVERAGE 82 78 4 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 1.72 1973 0.10 0.23 0.00  
MONTH TO DATE 2.56 1.76 0.80 1.72  
SINCE MAR 1 12.03 8.13 3.90 5.54  
SINCE JAN 1 16.09 14.82 1.27 10.29  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 2 -1 0  
SINCE MAR 1 75 235 -160 159  
SINCE JUL 1 938 1486 -548 1013  
 
COOLING  
YESTERDAY 17 13 4 21  
MONTH TO DATE 308 285 23 447  
SINCE MAR 1 642 419 223 657  
SINCE JAN 1 699 428 271 708    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 54 2:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 95 2019  
MINIMUM TEMPERATURE (F) 71 52 1984  
 
SUNRISE AND SUNSET  
MAY 31 2020...........SUNRISE 6:22 AM EDT SUNSET 8:25 PM EDT  
JUNE 1 2020..........SUNRISE 6:22 AM EDT SUNSET 8:25 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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