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.

Overcast

49°F

9°C

Humidity 77%
Wind Speed E 7 mph
Barometer 30.03 in (1018.2 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 18 Apr 6:51 pm EDT
Extended Forecast for

Lexington MA

  • Tonight

    Tonight: Patchy drizzle between 2am and 5am, then patchy drizzle with a slight chance of showers after 5am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 45. East wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Patchy Fog
    then Patchy
    Drizzle and
    Patchy Fog

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Patchy fog between 1pm and 2pm. High near 55. South wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 3pm. Mostly sunny, with a high near 51. West wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31. North wind around 6 mph.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. North wind around 6 mph becoming southwest in the afternoon.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. South wind around 7 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 55. South wind 7 to 9 mph.

    High: 55 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 39. West wind around 6 mph.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy drizzle between 2am and 5am, then patchy drizzle with a slight chance of showers after 5am. Patchy fog after 9pm. Otherwise, cloudy, with a low around 45. East wind around 6 mph becoming calm in the evening.
Sunday
Showers and possibly a thunderstorm. Patchy fog between 1pm and 2pm. High near 55. South wind 5 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers, mainly before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 35. West wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A slight chance of showers after 3pm. Mostly sunny, with a high near 51. West wind 6 to 8 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 31. North wind around 6 mph.
Tuesday
Sunny, with a high near 51. North wind around 6 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 37. South wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 55. South wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 39. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 62. Northwest wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 42. Northwest wind around 6 mph.
Friday
Mostly sunny, with a high near 62. Northwest wind 5 to 8 mph.
Friday Night
Partly cloudy, with a low around 42. East wind around 6 mph becoming north after midnight.
Saturday
A chance of showers. Mostly sunny, with a high near 60. North wind 5 to 8 mph becoming east in the afternoon. 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:
6:31 pm EDT Apr 18, 2026
Forecast Valid:
7pm EDT Apr 18, 2026-6pm EDT Apr 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation