400  
CDUS42 KJAX 280637  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
137 AM EST SAT JAN 28 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JANUARY 27 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1940 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 59 3:34 PM 78 1974 62 -3 53  
MINIMUM 39 11:59 PM 20 1986 44 -5 45  
AVERAGE 49 53 -4 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.47 1998 0.11 -0.11 0.00  
MONTH TO DATE 2.67 2.71 -0.04 1.78  
SINCE DEC 1 3.70 5.46 -1.76 2.93  
SINCE JAN 1 2.67 2.71 -0.04 1.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1986  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 12 4 16  
MONTH TO DATE 217 324 -107 321  
SINCE DEC 1 505 626 -121 428  
SINCE JUL 1 620 794 -174 620  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 8 0 8 14  
SINCE DEC 1 37 15 22 67  
SINCE JAN 1 8 0 8 14    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1:00 AM  
LOWEST 23 4:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 81 1972  
MINIMUM TEMPERATURE (F) 45 17 1986  
 
SUNRISE AND SUNSET  
JANUARY 28 2023.......SUNRISE 7:20 AM EST SUNSET 5:57 PM EST  
JANUARY 29 2023.......SUNRISE 7:20 AM EST SUNSET 5:58 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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