Climatological Report (Daily)
Issued by NWS Boston, MA
Issued by NWS Boston, MA
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CDUS41 KBOX 132126
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
526 PM EDT WED AUG 13 2025
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 13 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 88 328 PM 100 1944 81 7 82
MINIMUM 69 345 AM 53 1902 66 3 64
AVERAGE 79 73 6 73
PRECIPITATION (IN)
TODAY 0.00 2.13 1989 0.10 -0.10 0.00
MONTH TO DATE 0.28 1.43 -1.15 2.66
SINCE JUN 1 4.61 8.59 -3.98 8.09
SINCE JAN 1 24.40 26.24 -1.84 33.10
SNOWFALL (IN)
TODAY MM T 1994 0.0 MM 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 14 8 6 8
MONTH TO DATE 95 115 -20 142
SINCE JUN 1 636 537 99 680
SINCE JAN 1 665 570 95 726
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (170)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (160)
AVERAGE WIND SPEED 10.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 59 200 PM
AVERAGE 75
..........................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 101 2002
MINIMUM TEMPERATURE (F) 66 52 1882
1964
SUNRISE AND SUNSET
AUGUST 13 2025........SUNRISE 549 AM EDT SUNSET 748 PM EDT
AUGUST 14 2025........SUNRISE 551 AM EDT SUNSET 746 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$