482  
CDUS42 KJAX 140626  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
126 AM EST THU DEC 14 2017  
 
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR DECEMBER 13 2017
 
 
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)  
YESTERDAY  
MAXIMUM 55 350 PM 79 1948 63 -8 73  
MINIMUM 39 748 AM 14 1962 46 -7 56  
AVERAGE 47 54 -7 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.79 1985 0.08 -0.08 0.05  
MONTH TO DATE 2.33 1.05 1.28 2.03  
SINCE DEC 1 2.33 1.05 1.28 2.03  
SINCE JAN 1 48.55 43.41 5.14 45.28  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE DEC 1 0.0 0.0  
SINCE JUL 1 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 11 7 0  
MONTH TO DATE 130 125 5 71  
SINCE DEC 1 130 125 5 71  
SINCE JUL 1 260 305 -45 176  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 9 -5 17  
SINCE DEC 1 4 9 -5 17  
SINCE JAN 1 3124 2624 500 3018    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.5  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 400 AM  
LOWEST 29 400 PM  
AVERAGE 48  
   
......................................................
 
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 79 2001  
MINIMUM TEMPERATURE (F) 46 22 1960  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2017......SUNRISE 716 AM EST SUNSET 525 PM EST  
DECEMBER 15 2017......SUNRISE 717 AM EST SUNSET 525 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab FL Page
The Nexlab GA Page Main Text Page