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.

Partly Cloudy

21°F

-6°C

Humidity 24%
Wind Speed W 6 mph
Barometer 30.69 in (1039.2 mb)
Dewpoint -10°F (-23°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 2 Mar 10:54 am EST
Extended Forecast for

Watertown MA

  • Today

    Today: Sunny, with a high near 27. Light and variable wind becoming west around 5 mph in the afternoon.

    High: 27 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 7. South wind 3 to 5 mph.

    Low: 7 °F

    Clear

  • Tuesday

    Tuesday: A chance of snow between 10am and 1pm, then rain likely. Increasing clouds, with a high near 40. South wind 3 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Snow then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 33. Light and variable wind becoming south around 5 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 33 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain, mainly before 9am. Mostly sunny, with a high near 47. Light and variable wind. Chance of precipitation is 40%.

    High: 47 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 2am. Partly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%.

    Low: 34 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain. Partly sunny, with a high near 45. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 45 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 9pm. Cloudy, with a low around 36. Northeast wind 3 to 7 mph. Chance of precipitation is 70%.

    Low: 36 °F

    Rain Likely

  • Friday

    Friday: Rain likely, mainly before 9am. Cloudy, with a high near 40. Northeast wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 40 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 27. Light and variable wind becoming west around 5 mph in the afternoon.
Tonight
Clear, with a low around 7. South wind 3 to 5 mph.
Tuesday
A chance of snow between 10am and 1pm, then rain likely. Increasing clouds, with a high near 40. South wind 3 to 8 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 33. Light and variable wind becoming south around 5 mph in the evening. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, mainly before 9am. Mostly sunny, with a high near 47. Light and variable wind. Chance of precipitation is 40%.
Wednesday Night
A chance of rain, mainly after 2am. Partly cloudy, with a low around 34. Calm wind. Chance of precipitation is 30%.
Thursday
A chance of rain. Partly sunny, with a high near 45. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
Rain likely, mainly after 9pm. Cloudy, with a low around 36. Northeast wind 3 to 7 mph. Chance of precipitation is 70%.
Friday
Rain likely, mainly before 9am. Cloudy, with a high near 40. Northeast wind 7 to 9 mph. Chance of precipitation is 60%.
Friday Night
A chance of rain. Cloudy, with a low around 34. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of rain. Cloudy, with a high near 52. Southwest wind 3 to 8 mph. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Cloudy, with a low around 43. Southwest wind around 7 mph. Chance of precipitation is 50%.
Sunday
A chance of rain. Partly sunny, with a high near 57. Southwest wind around 7 mph. Chance of precipitation is 40%.
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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:
9:48 am EST Mar 2, 2026
Forecast Valid:
11am EST Mar 2, 2026-6pm EDT Mar 8, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation