National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Partly Cloudy

43°F

6°C

Humidity 58%
Wind Speed SW 10 mph
Barometer 29.74 in (1007.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 14 Mar 7:54 am EDT
Extended Forecast for

Charlestown MA

  • Today

    Today: Scattered sprinkles between 1pm and 2pm. Mostly cloudy, with a high near 45. Breezy, with a west wind 13 to 20 mph, with gusts as high as 39 mph.

    High: 45 °F

    Mostly Cloudy
    then Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 7 to 11 mph, with gusts as high as 29 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 40. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain, mainly after 4am. Mostly cloudy, with a low around 35. Southeast wind around 7 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 62. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.

    High: 62 °F

    Rain

  • Monday Night

    Monday Night: Rain, mainly before 5am. Low around 44. Breezy, with a south wind 15 to 20 mph, with gusts as high as 49 mph. Chance of precipitation is 100%.

    Low: 44 °F

    Rain and
    Breezy

  • Tuesday

    Tuesday: A chance of rain before 8am. Partly sunny, with a high near 50. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance Rain
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 24. West wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 40. West wind around 8 mph.

    High: 40 °F

    Sunny

Detailed Forecast

Today
Scattered sprinkles between 1pm and 2pm. Mostly cloudy, with a high near 45. Breezy, with a west wind 13 to 20 mph, with gusts as high as 39 mph.
Tonight
Mostly clear, with a low around 30. West wind 7 to 11 mph, with gusts as high as 29 mph.
Sunday
Partly sunny, with a high near 40. Light and variable wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
A chance of rain, mainly after 4am. Mostly cloudy, with a low around 35. Southeast wind around 7 mph. Chance of precipitation is 30%.
Monday
Rain, with thunderstorms also possible after 2pm. High near 62. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%.
Monday Night
Rain, mainly before 5am. Low around 44. Breezy, with a south wind 15 to 20 mph, with gusts as high as 49 mph. Chance of precipitation is 100%.
Tuesday
A chance of rain before 8am. Partly sunny, with a high near 50. West wind 13 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 24. West wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 40. West wind around 8 mph.
Wednesday Night
Mostly cloudy, with a low around 29. South wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 46. South wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 32. South wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 50. Southwest wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MA
 42.38°N 71.07°W (Elev. 3 ft)
Last Update:
3:06 am EDT Mar 14, 2026
Forecast Valid:
8am EDT Mar 14, 2026-6pm EDT Mar 20, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation