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

67°F

19°C

Humidity 53%
Wind Speed S 6 mph
Barometer 30.31 in (1027.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 21 Sep 2:51 pm EDT
Extended Forecast for

Lexington MA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. Southeast wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.

    High: 74 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Southwest wind around 6 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers, mainly after 5pm. Mostly sunny, with a high near 83. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 69. Northeast wind around 7 mph. Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 56. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 69. North wind around 7 mph becoming east in the afternoon. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Mostly cloudy, with a low around 56. South wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 56 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. Southeast wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Southwest wind around 6 mph.
Tuesday
A chance of showers, mainly after 5pm. Mostly sunny, with a high near 83. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 69. Northeast wind around 7 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 56. Northeast wind around 6 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 69. North wind around 7 mph becoming east in the afternoon. Chance of precipitation is 30%.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 56. South wind 3 to 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 74. South wind around 7 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 74. Southwest wind around 7 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 59. Northeast wind around 6 mph. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 72. North wind 6 to 8 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
1:48 pm EDT Sep 21, 2025
Forecast Valid:
3pm EDT Sep 21, 2025-6pm EDT Sep 28, 2025
 
Forecast Discussion
 
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Additional Resources

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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