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

64°F

18°C

Humidity 90%
Wind Speed SW 6 mph
Barometer 29.82 in (1010.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 15 Apr 12:51 am EDT
Extended Forecast for

Lexington MA

  • Overnight

    Overnight: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 60. Southwest wind around 6 mph.

    Low: 60 °F

    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 77. West wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 54. East wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 68. South wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 68 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 66. Northwest wind 5 to 8 mph becoming northeast in the morning. Chance of precipitation is 50%.

    High: 66 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 48. Northeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 58. Northeast wind 6 to 8 mph.

    High: 58 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47. East wind around 6 mph becoming southeast after midnight.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 60. Southwest wind around 6 mph.
Wednesday
A chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 77. West wind 5 to 8 mph becoming east in the afternoon. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 54. East wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 68. South wind 5 to 8 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55. Southeast wind around 6 mph becoming southwest after midnight. Chance of precipitation is 40%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 66. Northwest wind 5 to 8 mph becoming northeast in the morning. Chance of precipitation is 50%.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 48. Northeast wind around 6 mph. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 58. Northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 47. East wind around 6 mph becoming southeast after midnight.
Sunday
A chance of showers after noon. Mostly cloudy, with a high near 66. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 40. West wind around 10 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 51. West wind 9 to 11 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 31. West wind around 8 mph.
Tuesday
Sunny, with a high near 51. West wind 8 to 10 mph, with gusts as high as 20 mph.
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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:
12:56 am EDT Apr 15, 2026
Forecast Valid:
1am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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