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

44°F

7°C

Humidity 85%
Wind Speed SW 8 mph
Barometer 29.74 in (1008.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 21 Mar 12:51 am EDT
Extended Forecast for

Lexington MA

  • Overnight

    Overnight: A chance of rain, mainly before 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Southwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance Rain
    and Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.

    High: 51 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 36. Northwest wind around 6 mph becoming calm in the evening.

    Low: 36 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain and snow before 9am, then rain. High near 51. South wind 6 to 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 51 °F

    Rain/Snow
    Likely then
    Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly before 3am. Cloudy, with a low around 34. North wind around 7 mph. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: A chance of rain, mainly before 5pm. Cloudy, with a high near 42. North wind around 10 mph. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Northwest wind 6 to 8 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 44. Northwest wind around 7 mph.

    High: 44 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Southwest wind around 7 mph.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain, mainly before 3am. Patchy fog. Otherwise, mostly cloudy, with a low around 41. Southwest wind 6 to 8 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog before 9am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Northwest wind 8 to 10 mph, with gusts as high as 21 mph.
Saturday Night
Increasing clouds, with a low around 36. Northwest wind around 6 mph becoming calm in the evening.
Sunday
A chance of rain and snow before 9am, then rain. High near 51. South wind 6 to 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday Night
Rain likely, mainly before 3am. Cloudy, with a low around 34. North wind around 7 mph. Chance of precipitation is 70%.
Monday
A chance of rain, mainly before 5pm. Cloudy, with a high near 42. North wind around 10 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 28. Northwest wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 44. Northwest wind around 7 mph.
Tuesday Night
Mostly cloudy, with a low around 31. Southwest wind around 7 mph.
Wednesday
A chance of snow before 9am, then a chance of rain between 9am and 4pm. Mostly cloudy, with a high near 48. West wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 29. Northwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 47. Northwest wind 7 to 9 mph becoming southwest in the afternoon.
Thursday Night
Rain likely. Mostly cloudy, with a low around 35. Southwest wind around 9 mph. Chance of precipitation is 60%.
Friday
A chance of rain. Mostly cloudy, with a high near 49. West wind 9 to 13 mph. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 ft)
Last Update:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
1am EDT Mar 21, 2026-6pm EDT Mar 27, 2026
 
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Additional Resources

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Chance of Precipitation