588  
CDUS41 KBOX 250530  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
130 AM EDT THU SEP 25 2025  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR SEPTEMBER 24 2025
 
 
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)  
YESTERDAY  
MAXIMUM 71 121 PM 92 2017 73 -2 71  
MINIMUM 65 1159 PM 30 1974 51 14 53  
AVERAGE 68 62 6 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.47 2.45 1975 0.16 0.31 0.00  
MONTH TO DATE 2.65 3.42 -0.77 0.31  
SINCE SEP 1 2.65 3.42 -0.77 0.31  
SINCE JAN 1 35.96 33.97 1.99 38.43  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 39 58 -19 13  
SINCE SEP 1 39 58 -19 13  
SINCE JUL 1 58 66 -8 13  
 
COOLING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 43 78 -35 73  
SINCE SEP 1 43 78 -35 73  
SINCE JAN 1 814 803 11 1151    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 84 200 PM  
AVERAGE 92  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 2017  
MINIMUM TEMPERATURE (F) 50 30 1963  
 
SUNRISE AND SUNSET  
SEPTEMBER 25 2025.....SUNRISE 642 AM EDT SUNSET 642 PM EDT  
SEPTEMBER 26 2025.....SUNRISE 643 AM EDT SUNSET 640 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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