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.

Fair

72°F

22°C

Humidity 61%
Wind Speed W 12 mph
Barometer 29.96 in (1014.6 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 25 Aug 10:54 pm EDT
Extended Forecast for

Somerville MA

  • Tonight

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

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Northwest wind 5 to 7 mph becoming southeast in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 65. Southwest wind 5 to 8 mph.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 84. South wind 6 to 13 mph.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 69. South wind 6 to 9 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. South wind 5 to 7 mph. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 60%.

    Low: 62 °F

    Showers
    Likely then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. North wind around 6 mph becoming northeast in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 61. Light and variable wind.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 63. West wind around 7 mph.
Wednesday
Mostly sunny, with a high near 80. Northwest wind 5 to 7 mph becoming southeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 65. Southwest wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 84. South wind 6 to 13 mph.
Thursday Night
A slight chance of showers before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 69. South wind 6 to 9 mph. Chance of precipitation is 30%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. South wind 5 to 7 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 8pm, then a chance of showers between 8pm and 10pm. Mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 80. North wind around 6 mph becoming northeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 61. Light and variable wind.
Sunday
Sunny, with a high near 83. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 66. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 85. Southwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 67. Southwest wind 5 to 7 mph.
Tuesday
Partly sunny, with a high near 83. West wind 5 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.09°W (Elev. 46 ft)
Last Update:
6:34 pm EDT Aug 25, 2026
Forecast Valid:
11pm EDT Aug 25, 2026-6pm EDT Sep 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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