055
CXUS51 KBOX 081407
CLMBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
907 AM EST THU JAN 08 2026
...............................
..THE HARTFORD CT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2025
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1904 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE
NORMAL
..........................................................
TEMPERATURE (F)
RECORD
HIGH 76 12/07/1998
LOW -18 12/30/1917
HIGHEST 58 12/19 64
LOWEST 1 12/28 5
AVG. MAXIMUM 36.4 40.6 -4.2
AVG. MINIMUM 19.5 24.6 -5.1
MEAN 28.0 32.6 -4.6
DAYS MAX >= 90 0 0.0 0.0
DAYS MAX <= 32 9 6.1 2.9
DAYS MIN <= 32 31 25.4 5.6
DAYS MIN <= 0 0 0.3 -0.3
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.36 1969
MINIMUM 0.78 1955
TOTALS 3.35 4.08 -0.73
DAILY AVG. 0.11 0.13 -0.02
DAYS >= .01 12 11.5 0.5
DAYS >= .10 6 7.2 -1.2
DAYS >= .50 2 2.9 -0.9
DAYS >= 1.00 1 0.9 0.1
GREATEST
24 HR. TOTAL 1.12 12/19 TO 12/19
SNOWFALL (INCHES)
RECORDS
TOTAL 45.3 1945
SNOW DEPTH 45 12/31/1945
TOTALS 8.9 10.1 -1.2
LIQUID EQUIV 0.90
SINCE 7/1 8.9 12.2 -3.3
SNOWDEPTH AVG. 2
DAYS >= TRACE 12 4.5 7.5
DAYS >= 1.0 3 2.3 0.7
GREATEST
SNOW DEPTH 4 12/27
12/28
12/29
24 HR TOTAL 4.6 12/26 TO 12/27
DEGREE DAYS
HEATING TOTAL 1141 1004 137
SINCE 7/1 2258 2172 86
COOLING TOTAL 0 0 0
SINCE 1/1 852 819 33
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WIND (MPH)
AVERAGE WIND SPEED 8.6
RESULTANT WIND SPEED/DIRECTION 4/270
HIGHEST WIND SPEED/DIRECTION 36/170 DATE 12/19
HIGHEST GUST SPEED/DIRECTION 52/170 DATE 12/19
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.64
NUMBER OF DAYS FAIR 0
NUMBER OF DAYS PC 24
NUMBER OF DAYS CLOUDY 7
AVERAGE RH (PERCENT) 66
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 2
LIGHT RAIN 5 FREEZING RAIN 1
LT FREEZING RAIN 3 HAIL 0
HEAVY SNOW 1 SNOW 2
LIGHT SNOW 13 SLEET 1
FOG 13 FOG W/VIS <= 1/4 MILE 2
HAZE 1
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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