Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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797
CDUS41 KBOX 050537
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1237 AM EST FRI DEC 05 2025
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 4 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 40 230 PM 70 1982 46 -6 40
MINIMUM 18 1159 PM 2 1940 32 -14 28
AVERAGE 29 39 -10 34
PRECIPITATION (IN)
YESTERDAY T 2.15 1968 0.15 -0.15 0.08
MONTH TO DATE 0.70 0.58 0.12 0.08
SINCE DEC 1 0.70 0.58 0.12 0.08
SINCE JAN 1 35.45 39.87 -4.42 39.82
SNOWFALL (IN)
YESTERDAY T 6.0 1901 0.2 -0.2 0.0
MONTH TO DATE T 0.7 -0.7 0.0
SINCE DEC 1 T 0.7 -0.7 0.0
SINCE JUL 1 T 1.6 -1.6 0.0
DEGREE DAYS
HEATING
YESTERDAY 36 26 10 31
MONTH TO DATE 127 103 24 125
SINCE DEC 1 127 103 24 125
SINCE JUL 1 1064 1117 -53 908
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 865 800 65 891
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION W (270)
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 54 HIGHEST GUST DIRECTION W (280)
AVERAGE WIND SPEED 16.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT SNOW
RELATIVE HUMIDITY (PERCENT)
HIGHEST 72 100 AM
LOWEST 24 800 PM
AVERAGE 48
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 45 66 2001
MINIMUM TEMPERATURE (F) 32 4 1926
SUNRISE AND SUNSET
DECEMBER 5 2025......SUNRISE 658 AM EST SUNSET 412 PM EST
DECEMBER 6 2025......SUNRISE 659 AM EST SUNSET 411 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$