381
CDUS41 KBOX 010527
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
127 AM EDT FRI MAY 01 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 30 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 56 436 PM 86 1942 62 -6 72
MINIMUM 46 615 AM 31 1874 46 0 54
AVERAGE 51 54 -3 63
PRECIPITATION (IN)
YESTERDAY 0.16 1.81 2023 0.12 0.04 0.00
MONTH TO DATE 1.47 3.63 -2.16 3.13
SINCE MAR 1 5.11 7.80 -2.69 7.23
SINCE JAN 1 8.40 14.40 -6.00 12.54
SNOWFALL (IN)
YESTERDAY 0.0 0.0 2007 0.0 0.0 0.0
2008
2009
MONTH TO DATE T 1.6 -1.6 T
SINCE MAR 1 1.9 10.6 -8.7 T
SINCE JUL 1 62.8 49.2 13.6 28.1
DEGREE DAYS
HEATING
YESTERDAY 14 12 2 2
MONTH TO DATE 491 496 -5 422
SINCE MAR 1 1215 1324 -109 1119
SINCE JUL 1 5342 5262 80 4878
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 3 4 -1 6
SINCE MAR 1 3 4 -1 6
SINCE JAN 1 3 4 -1 6
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (340)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 4.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 1.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 1200 PM
LOWEST 77 500 PM
AVERAGE 87
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 62 89 1899
MINIMUM TEMPERATURE (F) 46 33 1880
SUNRISE AND SUNSET
MAY 1 2026...........SUNRISE 539 AM EDT SUNSET 744 PM EDT
MAY 2 2026...........SUNRISE 538 AM EDT SUNSET 745 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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