805  
CDUS42 KJAX 210631  
CLIJAX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE JACKSONVILLE FL  
131 AM EST THU DEC 21 2023  
   
...............................
 
 
   
..THE JACKSONVILLE CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 58 12:44 PM 82 1990 67 -9 63  
MINIMUM 38 7:37 AM 19 1981 45 -7 50  
AVERAGE 48 56 -8 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.86 1915 0.10 -0.10 0.02  
MONTH TO DATE 6.38 1.79 4.59 0.15  
SINCE DEC 1 6.38 1.79 4.59 0.15  
SINCE JAN 1 58.18 52.41 5.77 55.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1905  
 
DEGREE DAYS  
HEATING  
YESTERDAY 17 10 7 8  
MONTH TO DATE 155 170 -15 96  
SINCE DEC 1 155 170 -15 96  
SINCE JUL 1 308 339 -31 217  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 15 20 -5 23  
SINCE DEC 1 15 20 -5 23  
SINCE JAN 1 3109 2797 312 2854    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 11:00 PM  
LOWEST 62 1:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE JACKSONVILLE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 83 2013  
MINIMUM TEMPERATURE (F) 45 20 1901  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 7:20 AM EST SUNSET 5:30 PM EST  
DECEMBER 22 2023......SUNRISE 7:20 AM EST SUNSET 5:31 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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