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.

Fog

42°F

6°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in (1019.9 mb)
Dewpoint 42°F (6°C)
Visibility 0.25 mi
Last update 18 Apr 4:51 am EDT
Extended Forecast for

Lexington MA

  • Today

    Today: Areas of fog before noon. Otherwise, cloudy, with a high near 52. East wind 5 to 8 mph.

    High: 52 °F

    Areas Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 45. East wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Patchy Fog

  • Sunday

    Sunday: Rain, mainly after 8am. Patchy fog before 2pm. High near 55. South wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain likely, mainly before 1am. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Rain Likely
    then Chance
    Rain

  • Monday

    Monday: Mostly sunny, with a high near 51. West wind 6 to 8 mph.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 30. North wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. North wind around 7 mph becoming south in the afternoon.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Southwest wind around 7 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 59. Southwest wind around 8 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Areas of fog before noon. Otherwise, cloudy, with a high near 52. East wind 5 to 8 mph.
Tonight
Patchy fog. Otherwise, cloudy, with a low around 45. East wind around 6 mph becoming calm in the evening.
Sunday
Rain, mainly after 8am. Patchy fog before 2pm. High near 55. South wind 6 to 9 mph becoming northwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain likely, mainly before 1am. Cloudy during the early evening, then gradual clearing, with a low around 36. West wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Mostly sunny, with a high near 51. West wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 30. North wind around 6 mph.
Tuesday
Sunny, with a high near 51. North wind around 7 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 38. Southwest wind around 7 mph.
Wednesday
Partly sunny, with a high near 59. Southwest wind around 8 mph.
Wednesday Night
Partly cloudy, with a low around 40. Northwest 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
Partly sunny, with a high near 60. North wind 5 to 8 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:
2:29 am EDT Apr 18, 2026
Forecast Valid:
5am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation