426  
CDUS41 KBOX 100526  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
126 AM EDT SAT MAY 10 2025  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR MAY 9 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 58 1001 AM 97 1979 70 -12 72  
MINIMUM 48 1159 PM 28 1956 46 2 52  
AVERAGE 53 58 -5 62  
 
PRECIPITATION (IN)  
YESTERDAY 1.48 2.20 1977 0.12 1.36 0.00  
MONTH TO DATE 5.18 1.09 4.09 0.88  
SINCE MAR 1 13.24 8.78 4.46 13.07  
SINCE JAN 1 17.87 15.19 2.68 23.31  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.3 1977 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 1.7 10.5 -8.8 0.6  
SINCE JUL 1 23.4 51.7 -28.3 24.6  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 8 4 3  
MONTH TO DATE 30 79 -49 30  
SINCE MAR 1 1132 1397 -265 1048  
SINCE JUL 1 4940 5734 -794 4806  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 12 7 5 5  
SINCE MAR 1 22 14 8 9  
SINCE JAN 1 22 14 8 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 9.1  
 
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 100 1100 PM  
LOWEST 90 1000 AM  
AVERAGE 95  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 96 1979  
MINIMUM TEMPERATURE (F) 47 28 1947  
 
SUNRISE AND SUNSET  
MAY 10 2025...........SUNRISE 535 AM EDT SUNSET 759 PM EDT  
MAY 11 2025...........SUNRISE 534 AM EDT SUNSET 800 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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