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.

Overcast

36°F

2°C

Humidity 89%
Wind Speed W 8 mph
Barometer 29.74 in (1007.0 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 24 Dec 4:54 am EST
Extended Forecast for

Watertown MA

  • Today

    Today: A slight chance of rain and snow showers before noon, then a slight chance of rain showers between noon and 1pm. Partly sunny, with a high near 39. Breezy, with a west wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Increasing clouds, with a low around 24. North wind around 6 mph becoming light and variable.

    Low: 24 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: A slight chance of rain and snow showers before noon, then a slight chance of rain showers between noon and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Southwest wind 8 to 14 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 23. North wind 6 to 9 mph.

    High: 23 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow, mainly after 9pm. Cloudy, with a low around 17. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 17 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 28. North wind around 7 mph. Chance of precipitation is 50%.

    High: 28 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. Light north wind.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 40%.

    High: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Today
A slight chance of rain and snow showers before noon, then a slight chance of rain showers between noon and 1pm. Partly sunny, with a high near 39. Breezy, with a west wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 20%.
Tonight
Increasing clouds, with a low around 24. North wind around 6 mph becoming light and variable.
Christmas Day
A slight chance of rain and snow showers before noon, then a slight chance of rain showers between noon and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 39. Southwest wind 8 to 14 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 13. Northwest wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 23. North wind 6 to 9 mph.
Friday Night
A chance of snow, mainly after 9pm. Cloudy, with a low around 17. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow. Mostly cloudy, with a high near 28. North wind around 7 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 20. Light north wind.
Sunday
A chance of rain after 1pm. Mostly cloudy, with a high near 37. Calm wind becoming south 5 to 7 mph in the morning. Chance of precipitation is 40%.
Sunday Night
Rain. Low around 27. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 80%.
Monday
Rain and snow likely. Partly sunny, with a high near 37. West wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Monday Night
Partly cloudy, with a low around 20. West wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 30. West wind 10 to 13 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.38°N 71.19°W (Elev. 98 ft)
Last Update:
5:11 am EST Dec 24, 2025
Forecast Valid:
5am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation