579
CDUS41 KBOX 102125
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
525 PM EDT SUN MAY 10 2026
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 10 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 75 340 PM 94 1896 65 10 64
1979
MINIMUM 51 105 AM 34 1900 49 2 47
1902
2020
AVERAGE 63 57 6 56
PRECIPITATION (IN)
TODAY 0.00 1.43 1998 0.10 -0.10 0.44
MONTH TO DATE 0.58 1.05 -0.47 3.00
SINCE MAR 1 5.69 8.85 -3.16 10.23
SINCE JAN 1 8.98 15.45 -6.47 15.54
SNOWFALL (IN)
TODAY 0.0 0.5 1977 0.0 0.0 0.0
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
TODAY 2 9 -7 9
MONTH TO DATE 78 100 -22 65
SINCE MAR 1 1293 1424 -131 1184
SINCE JUL 1 5420 5362 58 4943
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 0 2 -2 6
SINCE MAR 1 3 6 -3 12
SINCE JAN 1 3 6 -3 12
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 9.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96 1200 AM
LOWEST 52 300 PM
AVERAGE 74
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 91 1993
MINIMUM TEMPERATURE (F) 49 33 1900
SUNRISE AND SUNSET
MAY 10 2026...........SUNRISE 528 AM EDT SUNSET 754 PM EDT
MAY 11 2026...........SUNRISE 527 AM EDT SUNSET 755 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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