318  
CDUS42 KJAX 290635  
CLISSI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
135 AM EST SUN JAN 29 2023  
   
...............................
 
 
   
..THE ST SIMONS ISLAND CLIMATE SUMMARY FOR JANUARY 28 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 12:44 PM 81 1972 62 -3 55  
MINIMUM 35 7:30 AM 17 1986 45 -10 42  
AVERAGE 47 53 -6 49  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1991 0.11 -0.11 0.00  
MONTH TO DATE 2.67 2.82 -0.15 1.78  
SINCE DEC 1 3.70 5.57 -1.87 2.93  
SINCE JAN 1 2.67 2.82 -0.15 1.78  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 12 6 16  
MONTH TO DATE 235 336 -101 337  
SINCE DEC 1 523 638 -115 444  
SINCE JUL 1 638 806 -168 636  
 
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 NE (50)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (30)  
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 82 8:00 AM  
LOWEST 34 12:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE ST SIMONS ISLAND CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 81 1957  
MINIMUM TEMPERATURE (F) 45 27 2004  
 
SUNRISE AND SUNSET  
JANUARY 29 2023.......SUNRISE 7:20 AM EST SUNSET 5:58 PM EST  
JANUARY 30 2023.......SUNRISE 7:19 AM EST SUNSET 5:59 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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