266
CDUS41 KBOX 040526
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT MON MAY 04 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 3 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 55 356 PM 92 2001 63 -8 84
MINIMUM 44 642 AM 31 1882 47 -3 57
AVERAGE 50 55 -5 71
PRECIPITATION (IN)
YESTERDAY T 2.40 1900 0.10 -0.10 0.05
MONTH TO DATE 0.04 0.32 -0.28 0.34
SINCE MAR 1 5.15 8.12 -2.97 7.57
SINCE JAN 1 8.44 14.72 -6.28 12.88
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 MAR 1 1.9 10.6 -8.7 T
SINCE JUL 1 62.8 49.2 13.6 28.1
DEGREE DAYS
HEATING
YESTERDAY 15 11 4 0
MONTH TO DATE 37 33 4 16
SINCE MAR 1 1252 1357 -105 1135
SINCE JUL 1 5379 5295 84 4894
COOLING
YESTERDAY 0 0 0 6
MONTH TO DATE 0 0 0 6
SINCE MAR 1 3 4 -1 12
SINCE JAN 1 3 4 -1 12
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 13.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 100 AM
LOWEST 29 600 PM
AVERAGE 52
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 90 2001
MINIMUM TEMPERATURE (F) 47 33 1911
SUNRISE AND SUNSET
MAY 4 2026...........SUNRISE 535 AM EDT SUNSET 747 PM EDT
MAY 5 2026...........SUNRISE 534 AM EDT SUNSET 748 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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