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.

Partly Cloudy

80°F

27°C

Humidity 35%
Wind Speed NW 10 mph
Barometer 30.13 in (1021.5 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 15 Aug 1:51 pm EDT
Extended Forecast for

Lexington MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. Northwest wind around 5 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. Light and variable wind.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 64. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Showers

  • Monday

    Monday: Showers, mainly before noon. High near 77. Southeast wind around 9 mph becoming east in the afternoon. Chance of precipitation is 80%.

    High: 77 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable in the evening.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. North wind around 5 mph becoming northeast in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. Light and variable wind.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. Northwest wind around 5 mph.
Tonight
Mostly clear, with a low around 55. Light and variable wind.
Sunday
Mostly sunny, with a high near 83. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Showers, mainly after 2am. Low around 64. South wind around 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers, mainly before noon. High near 77. Southeast wind around 9 mph becoming east in the afternoon. Chance of precipitation is 80%.
Monday Night
Mostly cloudy, with a low around 63. Northeast wind around 5 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 83. North wind around 5 mph becoming northeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 62. Light and variable wind.
Wednesday
Sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 66. Southwest wind around 6 mph.
Thursday
A chance of showers. Partly sunny, with a high near 84. Southwest wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Northwest wind around 6 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 79. North wind around 7 mph becoming northeast in the afternoon.
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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:
2:01 pm EDT Aug 15, 2026
Forecast Valid:
2pm EDT Aug 15, 2026-6pm EDT Aug 21, 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