734
CDUS41 KBOX 300727
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
327 AM EDT TUE SEP 30 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 29 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 78 356 PM 88 1952 68 10 65
MINIMUM 63 610 AM 34 1914 53 10 57
AVERAGE 71 61 10 61
PRECIPITATION (IN)
YESTERDAY 0.00 2.83 1907 0.13 -0.13 0.00
MONTH TO DATE 3.09 3.43 -0.34 1.33
SINCE SEP 1 3.09 3.43 -0.34 1.33
SINCE JAN 1 28.04 31.47 -3.43 35.47
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 0 5 -5 4
MONTH TO DATE 32 65 -33 31
SINCE SEP 1 32 65 -33 31
SINCE JUL 1 39 74 -35 33
COOLING
YESTERDAY 6 1 5 0
MONTH TO DATE 85 90 -5 67
SINCE SEP 1 85 90 -5 67
SINCE JAN 1 842 790 52 877
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (260)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 7.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 63 200 AM
LOWEST 27 400 PM
AVERAGE 45
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 87 1986
MINIMUM TEMPERATURE (F) 53 36 1888
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 640 AM EDT SUNSET 627 PM EDT
OCTOBER 1 2025.......SUNRISE 641 AM EDT SUNSET 625 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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