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

66°F

19°C

Humidity 52%
Wind Speed SW 12 mph
Barometer 29.95 in (1014.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 10 Jun 2:54 am EDT
Extended Forecast for

Somerville MA

  • Overnight

    Overnight: Partly cloudy, with a low around 64. Southwest wind around 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 86. Southwest wind 6 to 11 mph.

    High: 86 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 66. South wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny and hot, with a high near 92. West wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers between noon and 2pm. Partly sunny, with a high near 84. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 20%.

    High: 84 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers after 2am. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 62 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 10am. Partly sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. Light west wind.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 64. Southwest wind around 6 mph.
Wednesday
Partly sunny, with a high near 86. Southwest wind 6 to 11 mph.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 66. South wind 5 to 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms after 2pm. Patchy fog before 7am. Otherwise, partly sunny and hot, with a high near 92. West wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers between noon and 2pm. Partly sunny, with a high near 84. Calm wind becoming east 5 to 8 mph in the morning. Chance of precipitation is 20%.
Friday Night
A chance of showers after 2am. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers before 10am. Partly sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 64. Light west wind.
Sunday
Sunny and hot, with a high near 92. Light west wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 67. Southwest wind 5 to 8 mph.
Monday
A chance of showers. Mostly sunny, with a high near 87. South wind 5 to 9 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64. West wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 83. East wind 5 to 9 mph. Chance of precipitation is 40%.
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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:
1:23 am EDT Jun 10, 2026
Forecast Valid:
3am EDT Jun 10, 2026-6pm EDT Jun 16, 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