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.

Mostly Cloudy

47°F

8°C

Humidity 25%
Wind Speed S 20 mph
Barometer 30.48 in (1031.9 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Apr 6:54 pm EDT
Extended Forecast for

Charlestown MA

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Southwest wind 6 to 11 mph.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 67. Southwest wind 5 to 11 mph.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 47 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 59. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Northwest wind 3 to 7 mph.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 11pm. Mostly cloudy, with a low around 45. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 45 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers before 10am. Mostly cloudy, with a high near 70. Southwest wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Southwest wind 6 to 11 mph.
Friday
Sunny, with a high near 67. Southwest wind 5 to 11 mph.
Friday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 47. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 59. Northwest wind 9 to 11 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 38. Northwest wind 3 to 7 mph.
Sunday
Mostly sunny, with a high near 57. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
A chance of showers after 11pm. Mostly cloudy, with a low around 45. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Monday
A chance of showers before 10am. Mostly cloudy, with a high near 70. Southwest wind around 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 59. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 79. West wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 55. South wind 6 to 8 mph.
Wednesday
Mostly cloudy, with a high near 70. North wind 6 to 10 mph becoming east in the afternoon.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. Southeast wind around 7 mph becoming south after midnight. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 72. West wind 7 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:
7:29 pm EDT Apr 9, 2026
Forecast Valid:
7pm EDT Apr 9, 2026-6pm EDT Apr 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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