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

61°F

16°C

Humidity 35%
Wind Speed Calm
Barometer 30.17 in (1022.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 15 Oct 2:51 pm EDT
Extended Forecast for

Waltham MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Northwest wind around 5 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 42. Light south wind.

    Low: 42 °F

    Increasing
    Clouds

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. Patchy fog before 3pm. High near 69. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 54. Northwest wind 13 to 17 mph, with gusts as high as 31 mph.

    High: 54 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind around 6 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Northwest wind 5 to 7 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. South wind 3 to 5 mph.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 60. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 60 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Northwest wind around 5 mph.
Tonight
Increasing clouds, with a low around 42. Light south wind.
Friday
Showers, with thunderstorms also possible after 5pm. Patchy fog before 3pm. High near 69. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 48. Southwest wind 9 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Partly sunny, with a high near 54. Northwest wind 13 to 17 mph, with gusts as high as 31 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind around 6 mph.
Sunday
Sunny, with a high near 53. Northwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 38. South wind 3 to 5 mph.
Monday
Sunny, with a high near 60. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 41. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 63. Northwest wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 42. Light north wind.
Wednesday
Sunny, with a high near 60. Northeast wind around 6 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Waltham MA
 42.38°N 71.24°W (Elev. 98 ft)
Last Update:
1:57 pm EDT Oct 15, 2026
Forecast Valid:
2pm EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation