Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 150526
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT TUE SEP 15 2026
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 14 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 74 304 PM 92 1915 74 0 75
1931
MINIMUM 58 1159 PM 40 1884 59 -1 59
AVERAGE 66 66 0 67
PRECIPITATION (IN)
YESTERDAY T 2.46 1944 0.12 -0.12 0.00
MONTH TO DATE 1.70 1.52 0.18 1.43
SINCE SEP 1 1.70 1.52 0.18 1.43
SINCE JAN 1 19.26 29.56 -10.30 26.38
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 2 -2 0
MONTH TO DATE 2 14 -12 14
SINCE SEP 1 2 14 -12 14
SINCE JUL 1 2 23 -21 21
COOLING
YESTERDAY 1 3 -2 2
MONTH TO DATE 63 61 2 34
SINCE SEP 1 63 61 2 34
SINCE JAN 1 980 761 219 791
...................................................................
WIND (MPH)
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 12.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 32 200 PM
AVERAGE 63
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 94 1915
MINIMUM TEMPERATURE (F) 59 41 1913
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.
$$