956  
CDUS41 KBOX 212125  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
525 PM EDT MON JUL 21 2025  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR JULY 21 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1904 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 327 PM 101 1977 86 -6 89  
1991  
MINIMUM 62 500 AM 50 1966 64 -2 70  
1974  
AVERAGE 71 75 -4 80  
 
PRECIPITATION (IN)  
TODAY 0.00 1.94 2009 0.14 -0.14 0.02  
MONTH TO DATE 4.42 2.69 1.73 2.21  
SINCE JUN 1 6.55 6.97 -0.42 5.02  
SINCE JAN 1 27.47 24.86 2.61 30.64  
 
SNOWFALL (IN)  
TODAY MM 0.0 2000 0.0 MM 0.0  
2001  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 21 35 -14 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 6 10 -4 15  
MONTH TO DATE 254 197 57 319  
SINCE JUN 1 452 347 105 597  
SINCE JAN 1 495 394 101 690    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 39 300 PM  
AVERAGE 66  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 103 2011  
MINIMUM TEMPERATURE (F) 64 52 1944  
1974  
 
SUNRISE AND SUNSET  
JULY 21 2025..........SUNRISE 534 AM EDT SUNSET 820 PM EDT  
JULY 22 2025..........SUNRISE 535 AM EDT SUNSET 819 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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