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.

A Few Clouds

63°F

17°C

Humidity 81%
Wind Speed SW 3 mph
Barometer 30.21 in (1022.8 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Jul 4:54 am EDT
Extended Forecast for

Somerville MA

  • Today

    Today: Sunny, with a high near 83. Calm wind becoming southeast 5 to 8 mph in the afternoon.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. South wind 5 to 7 mph becoming calm after midnight.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. Light east wind increasing to 5 to 10 mph in the morning.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. East wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Light northeast wind becoming east 5 to 9 mph in the morning.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Monday

    Monday: Sunny, with a high near 83. Calm wind becoming east 5 to 9 mph in the morning.

    High: 83 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. South wind 3 to 7 mph.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. South wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Sunny, with a high near 83. Calm wind becoming southeast 5 to 8 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. South wind 5 to 7 mph becoming calm after midnight.
Saturday
Sunny, with a high near 81. Light east wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 60. East wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 79. Light northeast wind becoming east 5 to 9 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 61. East wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 83. Calm wind becoming east 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 65. South wind 3 to 7 mph.
Tuesday
A chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. South wind 5 to 10 mph. Chance of precipitation is 50%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind 6 to 8 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers. Partly sunny, with a high near 82. Southeast wind 6 to 9 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around 66. Northwest wind 3 to 6 mph.
Thursday
Mostly sunny, with a high near 83. Northwest wind 5 to 7 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.09°W (Elev. 46 ft)
Last Update:
3:23 am EDT Jul 24, 2026
Forecast Valid:
5am EDT Jul 24, 2026-6pm EDT Jul 30, 2026
 
Forecast Discussion
 
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Additional Resources

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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