National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Laurence G Hanscom Field Airport (KBED)

Lat: 42.47°NLon: 71.29°WElev: 132ft.

A Few Clouds

78°F

26°C

Humidity 60%
Wind Speed E 10 mph
Barometer 30.00 in (1017.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Jun 2:51 pm EDT
Extended Forecast for

Watertown MA

  • This Afternoon

    This Afternoon: Isolated showers before 4pm. Mostly sunny, with a high near 79. East wind around 7 mph. Chance of precipitation is 20%.

    High: 79 °F

    Isolated
    Showers

  • Tonight

    Tonight: Isolated showers between 7pm and 9pm. Increasing clouds, with a low around 61. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 61 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 79. Northeast wind 3 to 7 mph.

    High: 79 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: A slight chance of showers between 8pm and 11pm. Mostly clear, with a low around 62. Light and variable wind. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 70. South wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 97. Southwest wind 7 to 10 mph.

    High: 97 °F

    Hot

Detailed Forecast

This Afternoon
Isolated showers before 4pm. Mostly sunny, with a high near 79. East wind around 7 mph. Chance of precipitation is 20%.
Tonight
Isolated showers between 7pm and 9pm. Increasing clouds, with a low around 61. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 79. Northeast wind 3 to 7 mph.
Sunday Night
A slight chance of showers between 8pm and 11pm. Mostly clear, with a low around 62. Light and variable wind. Chance of precipitation is 20%.
Monday
Sunny, with a high near 85. Calm wind becoming east 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. Southeast wind around 5 mph becoming southwest after midnight.
Tuesday
A chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 91. Southwest wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 70. South wind 7 to 9 mph. Chance of precipitation is 30%.
Wednesday
Mostly sunny and hot, with a high near 97. Southwest wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 76. Southwest wind 5 to 7 mph.
Thursday
Mostly sunny and hot, with a high near 102. West wind 6 to 10 mph.
Thursday Night
Mostly clear, with a low around 76. Northwest wind 3 to 6 mph.
Friday
A chance of showers. Mostly sunny and hot, with a high near 98. North wind 5 to 9 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 70. East wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 30%.
Independence Day
A chance of showers. Mostly sunny and hot, with a high near 90.
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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:
7:48 am EDT Jun 27, 2026
Forecast Valid:
3pm EDT Jun 27, 2026-6pm EDT Jul 4, 2026
 
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