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.

Fog/Mist

40°F

4°C

Humidity 100%
Wind Speed E 5 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 40°F (4°C)
Visibility 1.00 mi
Wind Chill36°F (2°C)
Last update 5 Apr 6:54 am EDT
Extended Forecast for

Charlestown MA

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 61. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Chance
    Showers and
    Patchy Fog
    then Showers

  • Tonight

    Tonight: Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 7 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely then
    Partly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 53. West wind around 16 mph, with gusts as high as 26 mph.

    High: 53 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A chance of snow showers, mainly after 4am. Partly cloudy, with a low around 36. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Mostly Clear
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: A chance of rain and snow showers before 9am, then a chance of rain showers. Partly sunny, with a high near 49. West wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 8pm. Mostly clear, with a low around 28. Northwest wind around 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow
    then Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49. Northwest wind around 6 mph becoming southeast in the afternoon.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. South wind 6 to 8 mph.

    Low: 33 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 58. South wind 7 to 13 mph.

    High: 58 °F

    Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before noon. High near 61. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely, mainly before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 38. West wind 7 to 14 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Increasing clouds, with a high near 53. West wind around 16 mph, with gusts as high as 26 mph.
Monday Night
A chance of snow showers, mainly after 4am. Partly cloudy, with a low around 36. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday
A chance of rain and snow showers before 9am, then a chance of rain showers. Partly sunny, with a high near 49. West wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain and snow showers before 7pm, then a slight chance of snow showers between 7pm and 8pm. Mostly clear, with a low around 28. Northwest wind around 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
Sunny, with a high near 49. Northwest wind around 6 mph becoming southeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 33. South wind 6 to 8 mph.
Thursday
Sunny, with a high near 58. South wind 7 to 13 mph.
Thursday Night
Partly cloudy, with a low around 43. Southwest wind 8 to 10 mph.
Friday
Mostly sunny, with a high near 68. Southwest wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around 46. Southwest wind around 8 mph.
Saturday
Partly sunny, with a high near 65. Southwest wind 7 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Charlestown MA
 42.36°N 71.07°W (Elev. 13 ft)
Last Update:
2:32 am EDT Apr 5, 2026
Forecast Valid:
7am EDT Apr 5, 2026-6pm EDT Apr 11, 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