Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 212124
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
424 PM EST FRI NOV 21 2025
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 21 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 48 302 PM 74 1931 50 -2 48
MINIMUM 33 608 AM 10 1879 36 -3 45
AVERAGE 41 43 -2 47
PRECIPITATION (IN)
TODAY 0.00 2.31 1876 0.12 -0.12 0.68
MONTH TO DATE 1.22 2.49 -1.27 0.78
SINCE SEP 1 9.27 10.08 -0.81 3.02
SINCE JAN 1 34.22 38.12 -3.90 37.16
SNOWFALL (IN)
TODAY 0.0 3.0 1929 0.0 0.0 0.0
MONTH TO DATE 0.0 0.2 -0.2 0.0
SINCE SEP 1 0.0 0.4 -0.4 0.0
SINCE JUL 1 0.0 0.4 -0.4 0.0
DEGREE DAYS
HEATING
TODAY 24 22 2 18
MONTH TO DATE 417 395 22 292
SINCE SEP 1 731 792 -61 586
SINCE JUL 1 738 801 -63 588
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 9
SINCE SEP 1 108 100 8 81
SINCE JAN 1 865 800 65 891
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 500 AM
LOWEST 60 1100 AM
AVERAGE 76
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 49 74 1931
MINIMUM TEMPERATURE (F) 36 9 1879
SUNRISE AND SUNSET
NOVEMBER 21 2025......SUNRISE 643 AM EST SUNSET 417 PM EST
NOVEMBER 22 2025......SUNRISE 644 AM EST SUNSET 417 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$