265  
CDUS41 KBOX 182149  
CLIBDL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
549 PM EDT MON AUG 18 2025  
   
...............................  
 
   
..THE HARTFORD CT CLIMATE SUMMARY FOR AUGUST 18 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 76 356 PM 96 2002 83 -7 72  
MINIMUM 60 603 AM 45 1941 62 -2 67  
AVERAGE 68 72 -4 70  
 
PRECIPITATION (IN)  
TODAY 0.00 6.27 1955 0.14 -0.14 1.68  
MONTH TO DATE 0.91 2.63 -1.72 4.35  
SINCE JUN 1 10.85 11.08 -0.23 12.00  
SINCE JAN 1 31.77 28.97 2.80 37.62  
 
SNOWFALL (IN)  
TODAY 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 21 37 -16 1  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 3 8 -5 5  
MONTH TO DATE 145 153 -8 194  
SINCE JUN 1 703 593 110 905  
SINCE JAN 1 746 640 106 998    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 11.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 1200 AM  
LOWEST 37 400 PM  
AVERAGE 55  
   
......................................................  
 
THE HARTFORD CT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 1966  
2019  
MINIMUM TEMPERATURE (F) 62 46 1963  
1977  
 
SUNRISE AND SUNSET  
AUGUST 18 2025........SUNRISE 602 AM EDT SUNSET 746 PM EDT  
AUGUST 19 2025........SUNRISE 603 AM EDT SUNSET 745 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