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.

Fair

34°F

1°C

Humidity 82%
Wind Speed SW 7 mph
Barometer 30.64 in (1037.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 9 Apr 6:54 am EDT
Extended Forecast for

Charlestown MA

  • Today

    Today: Sunny, with a high near 56. Light south wind increasing to 11 to 16 mph in the morning.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 39. South wind 8 to 14 mph.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66. South wind 8 to 16 mph, with gusts as high as 29 mph.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Scattered showers, mainly after 1am. Mostly cloudy, with a low around 48. South wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Chance of precipitation is 30%.

    Low: 48 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Saturday

    Saturday: Sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 25 mph.

    High: 58 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northwest wind 3 to 6 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 4am. Mostly cloudy, with a low around 45. South wind around 9 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Mostly cloudy, with a high near 70. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 56. Light south wind increasing to 11 to 16 mph in the morning.
Tonight
Mostly clear, with a low around 39. South wind 8 to 14 mph.
Friday
Mostly sunny, with a high near 66. South wind 8 to 16 mph, with gusts as high as 29 mph.
Friday Night
Scattered showers, mainly after 1am. Mostly cloudy, with a low around 48. South wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 58. Northwest wind 8 to 11 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 38. Northwest wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 58. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
A chance of showers after 4am. Mostly cloudy, with a low around 45. South wind around 9 mph. Chance of precipitation is 30%.
Monday
Mostly cloudy, with a high near 70. Southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 60. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 81. Southwest wind 7 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 62. Southwest wind around 8 mph.
Wednesday
Mostly cloudy, with a high near 76. West wind 7 to 10 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:
2:17 am EDT Apr 9, 2026
Forecast Valid:
6am EDT Apr 9, 2026-6pm EDT Apr 15, 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