National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

Overcast

75°F

24°C

Humidity 55%
Wind Speed NW 3 mph
Barometer 30.17 in (1022.7 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 8 Sep 5:51 pm EDT
Extended Forecast for

Belmont MASimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Increasing clouds, with a high near 81. South wind 5 to 13 mph.

    High: 81 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 9pm, then a chance of showers after midnight. Mostly cloudy, with a low around 70. Southwest wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 70 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 7am. Partly sunny, with a high near 86. West wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. West wind 6 to 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 76. Northwest wind 7 to 9 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 56. Light north wind.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. South wind 5 to 7 mph.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.
Wednesday
Increasing clouds, with a high near 81. South wind 5 to 13 mph.
Wednesday Night
A slight chance of showers before 9pm, then a chance of showers after midnight. Mostly cloudy, with a low around 70. Southwest wind 14 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers, mainly before 7am. Partly sunny, with a high near 86. West wind 13 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 63. West wind 6 to 8 mph.
Friday
Sunny, with a high near 76. Northwest wind 7 to 9 mph.
Friday Night
Clear, with a low around 56. Light north wind.
Saturday
Sunny, with a high near 76. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 62. South wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 81. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 65. Southwest wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 79. West wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 60. West wind around 6 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 75. Northeast wind 6 to 9 mph becoming southeast in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belmont MASimilar City Names
 42.4°N 71.18°W (Elev. 98 ft)
Last Update:
1:57 pm EDT Sep 8, 2026
Forecast Valid:
6pm EDT Sep 8, 2026-6pm EDT Sep 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation