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.

Mostly Cloudy

50°F

10°C

Humidity 86%
Wind Speed SW 13 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 24 May 5:54 am EDT
Extended Forecast for

Watertown MA

  • Today

    Today: A chance of showers, mainly between 11am and 2pm. Mostly cloudy, with a high near 61. West wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 48. West wind around 6 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Northwest wind around 9 mph.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. Light northwest wind.

    Low: 49 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Sunny, with a high near 69. Light and variable wind becoming north around 5 mph in the morning.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50. Calm wind.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55. West wind 3 to 5 mph.

    Low: 55 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 75 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers, mainly between 11am and 2pm. Mostly cloudy, with a high near 61. West wind 6 to 9 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 48. West wind around 6 mph.
Sunday
Partly sunny, with a high near 64. Northwest wind around 9 mph.
Sunday Night
Partly cloudy, with a low around 49. Light northwest wind.
Memorial Day
Sunny, with a high near 69. Light and variable wind becoming north around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 50. Calm wind.
Tuesday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. West wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 56. Southwest wind 3 to 6 mph.
Thursday
A chance of showers. Partly sunny, with a high near 72. Southwest wind 3 to 8 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 59. Southwest wind around 6 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 76. Southwest wind 6 to 9 mph. Chance of precipitation is 40%.
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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:
1:07 am EDT May 24, 2025
Forecast Valid:
6am EDT May 24, 2025-6pm EDT May 30, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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