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

38°F

3°C

Humidity 57%
Wind Speed N 8 mph
Barometer 30.36 in (1027.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 24 Mar 10:54 am EDT
Extended Forecast for

Watertown MA

  • Today

    Today: Mostly sunny, with a high near 46. North wind around 6 mph becoming west in the afternoon.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Southwest wind around 7 mph.

    Low: 33 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 53. West wind 5 to 8 mph.

    High: 53 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 2am. Mostly cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A slight chance of rain before 2pm. Mostly cloudy, with a high near 61. Southwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 61 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 46 °F

    Rain Likely

  • Friday

    Friday: Partly sunny, with a high near 51. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. North wind around 8 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 39. Northwest wind around 7 mph.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 46. North wind around 6 mph becoming west in the afternoon.
Tonight
Partly cloudy, with a low around 33. Southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 53. West wind 5 to 8 mph.
Wednesday Night
A slight chance of rain after 2am. Mostly cloudy, with a low around 40. South wind around 7 mph. Chance of precipitation is 20%.
Thursday
A slight chance of rain before 2pm. Mostly cloudy, with a high near 61. Southwest wind 6 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 51. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 23. North wind around 8 mph.
Saturday
Mostly sunny, with a high near 39. Northwest wind around 7 mph.
Saturday Night
Mostly clear, with a low around 28. West wind around 5 mph.
Sunday
Sunny, with a high near 49. West wind 6 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 34. Southwest wind around 7 mph.
Monday
Mostly sunny, with a high near 54. West wind 6 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:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
3:11 am EDT Mar 24, 2026
Forecast Valid:
11am EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation