Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 270525
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
125 AM EDT SUN SEP 27 2026
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 26 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 61 102 AM 95 1881 69 -8 82
MINIMUM 55 223 PM 34 1879 55 0 69
AVERAGE 58 62 -4 76
PRECIPITATION (IN)
YESTERDAY 1.02 2.12 1918 0.12 0.90 0.00
MONTH TO DATE 2.84 3.04 -0.20 3.08
SINCE SEP 1 2.84 3.04 -0.20 3.08
SINCE JAN 1 20.40 31.08 -10.68 28.03
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 SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
DEGREE DAYS
HEATING
YESTERDAY 7 4 3 0
MONTH TO DATE 62 50 12 32
SINCE SEP 1 62 50 12 32
SINCE JUL 1 62 59 3 39
COOLING
YESTERDAY 0 1 -1 11
MONTH TO DATE 77 87 -10 64
SINCE SEP 1 77 87 -10 64
SINCE JAN 1 994 787 207 821
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 26 RESULTANT WIND DIRECTION NE (30)
HIGHEST WIND SPEED 40 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 57 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 26.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 400 PM
LOWEST 75 1200 AM
AVERAGE 86
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 86 1933
1998
2017
MINIMUM TEMPERATURE (F) 54 37 1947
SUNRISE AND SUNSET
SEPTEMBER 27 2026.....SUNRISE 637 AM EDT SUNSET 633 PM EDT
SEPTEMBER 28 2026.....SUNRISE 638 AM EDT SUNSET 631 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$