Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 180538
CLIBDL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
138 AM EDT MON AUG 18 2025
...................................
...THE HARTFORD CT CLIMATE SUMMARY FOR AUGUST 17 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 92 154 PM 96 1913 83 9 82
MINIMUM 69 506 AM 45 1979 62 7 69
AVERAGE 81 73 8 76
PRECIPITATION (IN)
YESTERDAY T 2.85 1962 0.13 -0.13 0.02
MONTH TO DATE 0.91 2.49 -1.58 2.67
SINCE JUN 1 10.85 10.94 -0.09 10.32
SINCE JAN 1 31.77 28.83 2.94 35.94
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 JUN 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 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
YESTERDAY 16 8 8 11
MONTH TO DATE 142 145 -3 189
SINCE JUN 1 700 585 115 900
SINCE JAN 1 743 632 111 993
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 8.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 41 300 PM
AVERAGE 67
..........................................................
THE HARTFORD CT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 83 96 2002
MINIMUM TEMPERATURE (F) 62 45 1941
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.
$$