Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Partly Cloudy

72°F

22°C

Humidity 55%
Wind Speed E 9 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 15 Aug 9:54 am EDT
Extended Forecast for

Charlestown MA

  • Today

    Today: Mostly sunny, with a high near 80. North wind 6 to 8 mph becoming east in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Calm wind becoming west around 5 mph after midnight.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. North wind 5 to 11 mph becoming southeast in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers, mainly after 3am.  Low around 66. South wind 7 to 9 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers likely, mainly before noon.  Mostly cloudy, with a high near 78. Southeast wind 9 to 11 mph becoming east in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 65. Northeast wind 3 to 5 mph.

    Low: 65 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. Light and variable wind becoming east 5 to 7 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. Light and variable wind.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 85 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. North wind 6 to 8 mph becoming east in the afternoon.
Tonight
Mostly clear, with a low around 61. Calm wind becoming west around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 82. North wind 5 to 11 mph becoming southeast in the afternoon.
Sunday Night
Showers, mainly after 3am. Low around 66. South wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers likely, mainly before noon. Mostly cloudy, with a high near 78. Southeast wind 9 to 11 mph becoming east in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Monday Night
Mostly cloudy, with a low around 65. Northeast wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 81. Light and variable wind becoming east 5 to 7 mph in the morning.
Tuesday Night
Mostly clear, with a low around 65. Light and variable wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming south 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 69. Southwest wind 6 to 8 mph.
Thursday
A chance of showers. Partly sunny, with a high near 85. West wind 7 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 64. Northwest wind around 7 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 78. North wind 7 to 9 mph becoming east in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MA
 42.38°N 71.07°W (Elev. 3 ft)
6:32 am EDT Aug 15, 2026
10am EDT Aug 15, 2026-6pm EDT Aug 21, 2026
 
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Additional Resources

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