580
CDUS41 KBOX 150531
CLIBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
131 AM EDT MON SEP 15 2025
...............................
..THE HARTFORD CT CLIMATE SUMMARY FOR SEPTEMBER 14 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 79 506 PM 92 1931 77 2 88
MINIMUM 54 535 AM 37 1911 55 -1 60
1963
AVERAGE 67 66 1 74
PRECIPITATION (IN)
YESTERDAY 0.18 4.41 1944 0.15 0.03 0.00
MONTH TO DATE 1.78 1.84 -0.06 0.31
SINCE SEP 1 1.78 1.84 -0.06 0.31
SINCE JAN 1 35.09 32.39 2.70 38.43
SNOWFALL (IN)
YESTERDAY 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
YESTERDAY 0 2 -2 0
MONTH TO DATE 19 20 -1 5
SINCE SEP 1 19 20 -1 5
SINCE JUL 1 38 28 10 5
COOLING
YESTERDAY 2 3 -1 9
MONTH TO DATE 23 56 -33 42
SINCE SEP 1 23 56 -33 42
SINCE JAN 1 794 781 13 1120
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (90)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (60)
AVERAGE WIND SPEED 2.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 48 500 PM
AVERAGE 74
......................................................
THE HARTFORD CT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 76 90 1915
MINIMUM TEMPERATURE (F) 54 35 1975
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 631 AM EDT SUNSET 700 PM EDT
SEPTEMBER 16 2025.....SUNRISE 632 AM EDT SUNSET 658 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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