641  
CDUS41 KBOX 210600  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
100 AM EST THU DEC 21 2023  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1904 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 318 PM 61 1957 39 7 39  
MINIMUM 27 520 AM -10 1942 24 3 25  
AVERAGE 37 31 6 32  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.19 1936 0.13 -0.13 0.00  
MONTH TO DATE 6.15 2.72 3.43 2.98  
SINCE DEC 1 6.15 2.72 3.43 2.98  
SINCE JAN 1 63.02 45.69 17.33 46.39  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.8 2004 0.4 -0.4 0.0  
MONTH TO DATE T 5.7 -5.7 6.3  
SINCE DEC 1 T 5.7 -5.7 6.3  
SINCE JUL 1 T 7.8 -7.8 7.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 34 -6 33  
MONTH TO DATE 493 620 -127 584  
SINCE DEC 1 493 620 -127 584  
SINCE JUL 1 1547 1786 -239 1552  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 931 819 112 1074    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 1000 PM  
LOWEST 38 300 PM  
AVERAGE 55  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 63 2018  
MINIMUM TEMPERATURE (F) 23 -6 1942  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 715 AM EST SUNSET 422 PM EST  
DECEMBER 22 2023......SUNRISE 715 AM EST SUNSET 423 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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