525  
CDUS41 KBOX 132123  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
523 PM EDT TUE MAY 13 2025  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR MAY 13 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 77 1259 PM 87 1947 71 6 74  
MINIMUM 51 520 AM 32 1962 48 3 44  
2005  
2010  
AVERAGE 64 59 5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 1.77 1921 0.12 -0.12 0.00  
MONTH TO DATE 5.23 1.56 3.67 1.00  
SINCE MAR 1 13.29 9.25 4.04 13.19  
SINCE JAN 1 17.92 15.66 2.26 23.43  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
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  
TODAY 1 7 -6 6  
MONTH TO DATE 52 107 -55 65  
SINCE MAR 1 1154 1425 -271 1083  
SINCE JUL 1 4962 5762 -800 4841  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 12 11 1 5  
SINCE MAR 1 22 18 4 9  
SINCE JAN 1 22 18 4 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 27 300 PM  
AVERAGE 57  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 88 1907  
MINIMUM TEMPERATURE (F) 48 32 1987  
 
SUNRISE AND SUNSET  
MAY 13 2025...........SUNRISE 532 AM EDT SUNSET 803 PM EDT  
MAY 14 2025...........SUNRISE 531 AM EDT SUNSET 804 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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