500
CDUS41 KBOX 252125
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
525 PM EDT THU SEP 25 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 25 2025
VALID TODAY AS OF 0500 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 71 342 PM 89 1926 70 1 64
MINIMUM 63 557 AM 38 1950 55 8 60
AVERAGE 67 62 5 62
PRECIPITATION (IN)
TODAY 1.40 2.90 1961 0.13 1.27 T
MONTH TO DATE 3.06 2.92 0.14 0.97
SINCE SEP 1 3.06 2.92 0.14 0.97
SINCE JAN 1 28.01 30.96 -2.95 35.11
SNOWFALL (IN)
TODAY 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
TODAY 0 4 -4 3
MONTH TO DATE 32 46 -14 26
SINCE SEP 1 32 46 -14 26
SINCE JUL 1 39 55 -16 28
COOLING
TODAY 2 2 0 0
MONTH TO DATE 52 86 -34 61
SINCE SEP 1 52 86 -34 61
SINCE JAN 1 809 786 23 871
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 7.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 AM
LOWEST 96 1200 AM
AVERAGE 98
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 69 95 1881
MINIMUM TEMPERATURE (F) 55 34 1879
SUNRISE AND SUNSET
SEPTEMBER 25 2025.....SUNRISE 635 AM EDT SUNSET 636 PM EDT
SEPTEMBER 26 2025.....SUNRISE 636 AM EDT SUNSET 634 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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