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.

A Few Clouds

38°F

3°C

Humidity 60%
Wind Speed W 9 G 24 mph
Barometer 29.75 in (1007.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 25 Dec 12:54 pm EST
Extended Forecast for

Charlestown MA

  • Christmas Day

    Christmas Day: Mostly sunny, with a high near 40. Northwest wind 11 to 16 mph, with gusts as high as 30 mph.

    High: 40 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 12. Wind chill values as low as -2. Northwest wind 13 to 18 mph, with gusts as high as 36 mph.

    Low: 12 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 24. Wind chill values as low as -1. Northwest wind 6 to 11 mph.

    High: 24 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of snow, mainly after 10pm. Cloudy, with a low around 18. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.

    Low: 18 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly before noon. Partly sunny, with a high near 28. North wind around 7 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 16. Light northwest wind.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 37. West wind 3 to 6 mph.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of rain before 9pm, then snow likely between 9pm and 1am, then rain after 1am. Low around 28. South wind around 6 mph. Chance of precipitation is 80%.

    Low: 28 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Monday

    Monday: Rain. High near 45. South wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    High: 45 °F

    Rain

Detailed Forecast

Christmas Day
Mostly sunny, with a high near 40. Northwest wind 11 to 16 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 12. Wind chill values as low as -2. Northwest wind 13 to 18 mph, with gusts as high as 36 mph.
Friday
Increasing clouds, with a high near 24. Wind chill values as low as -1. Northwest wind 6 to 11 mph.
Friday Night
A chance of snow, mainly after 10pm. Cloudy, with a low around 18. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 40%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow, mainly before noon. Partly sunny, with a high near 28. North wind around 7 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 16. Light northwest wind.
Sunday
Partly sunny, with a high near 37. West wind 3 to 6 mph.
Sunday Night
A chance of rain before 9pm, then snow likely between 9pm and 1am, then rain after 1am. Low around 28. South wind around 6 mph. Chance of precipitation is 80%.
Monday
Rain. High near 45. South wind 6 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Monday Night
A chance of rain before 10pm. Partly cloudy, with a low around 24. West wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 31. West wind 11 to 16 mph, with gusts as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 20. West wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 34. West wind 7 to 10 mph, with gusts as high as 21 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:
5:35 am EST Dec 25, 2025
Forecast Valid:
1pm EST Dec 25, 2025-6pm EST Dec 31, 2025
 
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