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

60°F

16°C

Humidity 90%
Wind Speed SE 9 mph
Barometer 30.15 in (1020.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 16 Jun 8:54 pm EDT
Extended Forecast for

Watertown MA

  • Tonight

    Tonight: A chance of showers, mainly after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. East wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 59 °F

    Mostly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, mainly before 7am. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. East wind 3 to 6 mph. Chance of precipitation is 30%.

    High: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of showers. Cloudy, with a low around 63. East wind around 5 mph becoming light and variable. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 93 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 7pm. Partly cloudy, with a low around 67. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 83. West wind around 11 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. West wind around 7 mph.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 4am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 59. East wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers, mainly before 7am. Patchy fog before 11am. Otherwise, cloudy, with a high near 70. East wind 3 to 6 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Cloudy, with a low around 63. East wind around 5 mph becoming light and variable. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 83. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Juneteenth
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny and hot, with a high near 93. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 7pm. Partly cloudy, with a low around 67. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 83. West wind around 11 mph.
Friday Night
Mostly clear, with a low around 63. West wind around 7 mph.
Saturday
Mostly sunny, with a high near 83. Northwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 84. Southwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 67. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 89. West wind 5 to 7 mph becoming south in the afternoon.
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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:
3:26 pm EDT Jun 16, 2025
Forecast Valid:
9pm EDT Jun 16, 2025-6pm EDT Jun 23, 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