146
CDUS41 KBOX 152132
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
532 PM EDT TUE SEP 15 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 15 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 66 1159 AM 94 1915 74 -8 72
MINIMUM 53 451 AM 41 1913 59 -6 60
AVERAGE 60 66 -6 66
PRECIPITATION (IN)
TODAY 0.00 3.48 1904 0.12 -0.12 0.00
MONTH TO DATE 1.70 1.64 0.06 1.43
SINCE SEP 1 1.70 1.64 0.06 1.43
SINCE JAN 1 19.26 29.68 -10.42 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 5 2 3 0
MONTH TO DATE 7 16 -9 14
SINCE SEP 1 7 16 -9 14
SINCE JUL 1 7 25 -18 21
COOLING
TODAY 0 3 -3 1
MONTH TO DATE 63 64 -1 35
SINCE SEP 1 63 64 -1 35
SINCE JAN 1 980 764 216 792
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 8.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 71 500 AM
LOWEST 57 1200 AM
AVERAGE 64
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 96 1939
MINIMUM TEMPERATURE (F) 58 42 1984
SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE 624 AM EDT SUNSET 654 PM EDT
SEPTEMBER 16 2026.....SUNRISE 625 AM EDT SUNSET 652 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page