Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 150751
CLIBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
351 AM EDT THU MAY 15 2025
...................................
...THE HARTFORD CT CLIMATE SUMMARY FOR MAY 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 77 338 PM 88 1907 71 6 83
MINIMUM 56 459 AM 32 1987 48 8 54
AVERAGE 67 60 7 69
PRECIPITATION (IN)
YESTERDAY 0.04 0.85 1931 0.11 -0.07 0.00
MONTH TO DATE 5.27 1.67 3.60 1.00
SINCE MAR 1 13.33 9.36 3.97 13.19
SINCE JAN 1 17.96 15.77 2.19 23.43
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0
2001
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 6 -6 0
MONTH TO DATE 52 113 -61 65
SINCE MAR 1 1154 1431 -277 1083
SINCE JUL 1 4962 5768 -806 4841
COOLING
YESTERDAY 2 1 1 4
MONTH TO DATE 14 12 2 9
SINCE MAR 1 24 19 5 13
SINCE JAN 1 24 19 5 13
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SE (120)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1100 PM
LOWEST 45 400 PM
AVERAGE 68
..........................................................
THE HARTFORD CT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 89 2004
MINIMUM TEMPERATURE (F) 48 32 2013
SUNRISE AND SUNSET
MAY 15 2025...........SUNRISE 530 AM EDT SUNSET 805 PM EDT
MAY 16 2025...........SUNRISE 529 AM EDT SUNSET 806 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$