732  
CDUS41 KBOX 312124  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
524 PM EDT SAT MAY 31 2025  
   
...............................
 
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR MAY 31 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 63 1010 AM 95 1987 76 -13 79  
2013  
MINIMUM 59 237 PM 33 1961 53 6 47  
AVERAGE 61 64 -3 63  
 
PRECIPITATION (IN)  
TODAY 1.34 3.67 1940 0.14 1.20 0.00  
MONTH TO DATE 8.12 3.79 4.33 3.19  
SINCE MAR 1 16.18 11.48 4.70 15.38  
SINCE JAN 1 20.81 17.89 2.92 25.62  
 
SNOWFALL (IN)  
TODAY 0.0 T 1917 0.0 0.0 0.0  
2008  
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 4 3 1 2  
MONTH TO DATE 159 194 -35 75  
SINCE MAR 1 1261 1512 -251 1093  
SINCE JUL 1 5069 5849 -780 4851  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 33 40 -7 89  
SINCE MAR 1 43 47 -4 93  
SINCE JAN 1 43 47 -4 93    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 AM  
LOWEST 80 300 PM  
AVERAGE 90  
   
......................................................
 
 
THE HARTFORD CT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 95 1937  
MINIMUM TEMPERATURE (F) 53 37 2020  
 
SUNRISE AND SUNSET  
MAY 31 2025...........SUNRISE 518 AM EDT SUNSET 819 PM EDT  
JUNE 1 2025..........SUNRISE 518 AM EDT SUNSET 820 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MA Page
The Nexlab RI Page
The Nexlab NH Page
The Nexlab CT Page Main Text Page