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

21°C

70°F

Humidity 87%
Wind Speed E 9 km/h
Barometer 1020.7 mb (30.11 in)
Dewpoint 19°C (66°F)
Visibility 16 km
Last update 12 Jul 9:51 pm EDT
Extended Forecast for

Lexington MA

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 18. Southeast wind 5 to 10 km/h.

    Low: 18 °C

    Mostly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 28. Southeast wind 5 to 11 km/h.

    High: 28 °C

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 19. South wind 8 to 11 km/h. Chance of precipitation is 60%.

    Low: 19 °C

    Partly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 29. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    High: 29 °C

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 21. Southwest wind 8 to 10 km/h. Chance of precipitation is 30%.

    Low: 21 °C

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 33. West wind 5 to 8 km/h.

    High: 33 °C

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Southwest wind 8 to 10 km/h.

    Low: 22 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 34. Light west wind becoming southwest 6 to 11 km/h in the morning.

    High: 34 °C

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Southwest wind around 11 km/h.

    Low: 23 °C

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 18. Southeast wind 5 to 10 km/h.
Sunday
Patchy fog before 9am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 28. Southeast wind 5 to 11 km/h.
Sunday Night
Showers likely and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 19. South wind 8 to 11 km/h. Chance of precipitation is 60%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 29. Southwest wind 8 to 10 km/h. Chance of precipitation is 60%. New rainfall amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 21. Southwest wind 8 to 10 km/h. Chance of precipitation is 30%.
Tuesday
Sunny and hot, with a high near 33. West wind 5 to 8 km/h.
Tuesday Night
Mostly clear, with a low around 22. Southwest wind 8 to 10 km/h.
Wednesday
Sunny and hot, with a high near 34. Light west wind becoming southwest 6 to 11 km/h in the morning.
Wednesday Night
Partly cloudy, with a low around 23. Southwest wind around 11 km/h.
Thursday
A chance of showers after 3pm. Mostly sunny and hot, with a high near 33. Southwest wind 10 to 14 km/h. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 23. Southwest wind around 11 km/h. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 30. Southwest wind 11 to 13 km/h. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 20. South wind 8 to 10 km/h becoming northwest after midnight. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 28. North wind 8 to 11 km/h. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lexington MA
 42.45°N 71.23°W (Elev. 223 m)
Last Update:
6:14 pm EDT Jul 12, 2025
Forecast Valid:
10pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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