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.

Light Rain Fog/Mist and Breezy

67°F

19°C

Humidity 93%
Wind Speed NE 21 G 31 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 65°F (18°C)
Visibility 2.50 mi
Last update 7 Jul 1:54 pm EDT
Extended Forecast for

Somerville MA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Patchy fog. High near 71. Northeast wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers and
    Patchy Fog

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Patchy fog between 11pm and 1am. Otherwise, cloudy, with a low around 61. Northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 80. North wind around 7 mph.

    High: 80 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Light and variable wind becoming southwest around 5 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 91. Southwest wind 6 to 10 mph.

    High: 91 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Southwest wind 6 to 9 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny and hot, with a high near 93. West wind 6 to 8 mph. Chance of precipitation is 60%.

    High: 93 °F

    Mostly Sunny
    then 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 70. Light and variable wind. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. North wind 5 to 8 mph becoming east in the afternoon.

    High: 85 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Patchy fog. High near 71. Northeast wind 11 to 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers likely and possibly a thunderstorm before 9pm, then a chance of showers. Patchy fog between 11pm and 1am. Otherwise, cloudy, with a low around 61. Northeast wind 6 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 80. North wind around 7 mph.
Wednesday Night
Mostly clear, with a low around 65. Light and variable wind becoming southwest around 5 mph after midnight.
Thursday
Mostly sunny and hot, with a high near 91. Southwest wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind 6 to 9 mph.
Friday
A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny and hot, with a high near 93. West wind 6 to 8 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 70. Light and variable wind. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 85. North wind 5 to 8 mph becoming east in the afternoon.
Saturday Night
Mostly clear, with a low around 67. Calm wind.
Sunday
Sunny, with a high near 85. Calm wind becoming east 5 to 8 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 68. South wind around 6 mph.
Monday
A chance of showers. Mostly sunny and hot, with a high near 90. Southeast wind 6 to 10 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.09°W (Elev. 46 ft)
Last Update:
10:57 am EDT Jul 7, 2026
Forecast Valid:
2pm EDT Jul 7, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

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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