921  
CDUS41 KBOX 210624  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
224 AM EDT THU AUG 21 2025  
   
...............................  
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR AUGUST 20 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 63 939 AM 96 1937 83 -20 72  
MINIMUM 53 1156 PM 46 1944 61 -8 58  
1949  
1995  
AVERAGE 58 72 -14 65  
 
PRECIPITATION (IN)  
YESTERDAY 1.41 2.43 1950 0.13 1.28 0.00  
MONTH TO DATE 2.32 2.89 -0.57 4.72  
SINCE JUN 1 12.26 11.34 0.92 12.37  
SINCE JAN 1 33.18 29.23 3.95 37.99  
 
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 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  
YESTERDAY 7 0 7 0  
MONTH TO DATE 7 0 7 0  
SINCE JUN 1 28 37 -9 1  
SINCE JUL 1 7 2 5 0  
 
COOLING  
YESTERDAY 0 7 -7 0  
MONTH TO DATE 144 168 -24 205  
SINCE JUN 1 702 608 94 916  
SINCE JAN 1 745 655 90 1009    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 100 PM  
LOWEST 72 1200 AM  
AVERAGE 85  
   
......................................................  
 
THE HARTFORD CT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 93 1955  
1976  
1995  
MINIMUM TEMPERATURE (F) 61 45 1949  
1984  
2000  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 605 AM EDT SUNSET 742 PM EDT  
AUGUST 22 2025........SUNRISE 606 AM EDT SUNSET 740 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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