509
CDUS41 KBOX 112122
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
522 PM EDT MON AUG 11 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 11 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 90 328 PM 99 1944 81 9 84
MINIMUM 70 502 AM 54 1879 66 4 69
AVERAGE 80 74 6 77
PRECIPITATION (IN)
TODAY 0.00 2.80 1990 0.11 -0.11 0.00
MONTH TO DATE 0.28 1.22 -0.94 2.66
SINCE JUN 1 4.61 8.38 -3.77 8.09
SINCE JAN 1 24.40 26.03 -1.63 33.10
SNOWFALL (IN)
TODAY 0.0 T 1954 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 1
SINCE JUN 1 44 54 -10 8
SINCE JUL 1 0 4 -4 1
COOLING
TODAY 15 9 6 12
MONTH TO DATE 64 99 -35 127
SINCE JUN 1 605 521 84 665
SINCE JAN 1 634 554 80 711
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 7.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 81 300 AM
LOWEST 42 1200 PM
AVERAGE 62
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 101 1944
MINIMUM TEMPERATURE (F) 66 53 1930
SUNRISE AND SUNSET
AUGUST 11 2025........SUNRISE 547 AM EDT SUNSET 750 PM EDT
AUGUST 12 2025........SUNRISE 548 AM EDT SUNSET 749 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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