657
CDUS41 KBOX 132141
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
541 PM EDT SUN SEP 13 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 13 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 69 836 AM 93 1957 74 -5 71
MINIMUM 63 1237 AM 45 1911 59 4 55
1985
AVERAGE 66 67 -1 63
PRECIPITATION (IN)
TODAY 0.84 2.30 1918 0.12 0.72 T
1987
MONTH TO DATE 1.70 1.40 0.30 1.43
SINCE SEP 1 1.70 1.40 0.30 1.43
SINCE JAN 1 19.26 29.44 -10.18 26.38
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 2 -2 2
MONTH TO DATE 2 12 -10 14
SINCE SEP 1 2 12 -10 14
SINCE JUL 1 2 21 -19 21
COOLING
TODAY 1 3 -2 0
MONTH TO DATE 61 58 3 32
SINCE SEP 1 61 58 3 32
SINCE JAN 1 978 758 220 789
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 300 PM
LOWEST 75 1200 AM
AVERAGE 88
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 92 1915
1931
MINIMUM TEMPERATURE (F) 59 40 1884
SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE 622 AM EDT SUNSET 657 PM EDT
SEPTEMBER 14 2026.....SUNRISE 623 AM EDT SUNSET 655 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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