467
CDUS41 KBOX 212124
CLIBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
524 PM EDT SUN SEP 21 2025
...............................
..THE HARTFORD CT CLIMATE SUMMARY FOR SEPTEMBER 21 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 MM MM 91 1914 74 MM 73
1965
MINIMUM MM MM 31 1962 52 MM 58
AVERAGE MM 63 MM 66
PRECIPITATION (IN)
TODAY MM 3.22 1938 0.16 MM 0.00
MONTH TO DATE 1.78 2.95 -1.17 0.31
SINCE SEP 1 1.78 2.95 -1.17 0.31
SINCE JAN 1 35.09 33.50 1.59 38.43
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 SEP 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
TODAY MM 4 MM 0
MONTH TO DATE 25 44 -19 5
SINCE SEP 1 25 44 -19 5
SINCE JUL 1 44 52 -8 5
COOLING
TODAY MM 2 MM 1
MONTH TO DATE 35 72 -37 73
SINCE SEP 1 35 72 -37 73
SINCE JAN 1 806 797 9 1151
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE HARTFORD CT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 94 1970
MINIMUM TEMPERATURE (F) 51 32 1962
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 637 AM EDT SUNSET 649 PM EDT
SEPTEMBER 22 2025.....SUNRISE 638 AM EDT SUNSET 647 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.
Main Text Page