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.

Fair

42°F

6°C

Humidity 30%
Wind Speed N 13 G 20 mph
Barometer 30.05 in (1019.0 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 27 Mar 3:51 pm EDT
Extended Forecast for

Belmont MA

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 23. North wind 5 to 7 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 39. North wind around 7 mph.

    High: 39 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. West wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. Southwest wind 5 to 13 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. Southwest wind 8 to 10 mph.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. West wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 46. Southwest wind around 6 mph.

    Low: 46 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 9am. Mostly cloudy, with a high near 67. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A chance of rain. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    Low: 58 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 23. North wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 39. North wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 27. West wind around 6 mph.
Sunday
Mostly sunny, with a high near 49. Southwest wind 5 to 13 mph.
Sunday Night
Mostly cloudy, with a low around 38. Southwest wind 8 to 10 mph.
Monday
Partly sunny, with a high near 60. West wind 8 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 46. Southwest wind around 6 mph.
Tuesday
A chance of rain after 9am. Mostly cloudy, with a high near 67. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 58. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain. Mostly cloudy, with a high near 73. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40. West wind around 9 mph becoming north after midnight. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 46. Northeast wind 8 to 10 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 36. Northeast wind around 7 mph. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Cloudy, with a high near 42. East wind 9 to 11 mph. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belmont MA
 42.4°N 71.18°W (Elev. 98 ft)
Last Update:
3:21 pm EDT Mar 27, 2026
Forecast Valid:
4pm EDT Mar 27, 2026-6pm EDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation