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.

Mostly Cloudy

23°F

-5°C

Humidity 44%
Wind Speed W 13 mph
Barometer 30.09 in (1018.8 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 15 Dec 5:54 pm EST
Extended Forecast for

Somerville MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 20. Southwest wind 5 to 7 mph.

    Low: 20 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 33. West wind around 6 mph.

    High: 33 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25. Southwest wind 5 to 9 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. West wind 3 to 7 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the morning.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Rain, mainly after 10pm. Low around 40. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 80%.

    Low: 40 °F

    Chance Rain
    then Rain and
    Breezy

  • Friday

    Friday: Rain, mainly before 2pm. High near 56. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 46 mph. Chance of precipitation is 80%.

    High: 56 °F

    Rain and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23. West wind 9 to 13 mph, with gusts as high as 25 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 20. Southwest wind 5 to 7 mph.
Tuesday
Increasing clouds, with a high near 33. West wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 25. Southwest wind 5 to 9 mph.
Wednesday
Mostly sunny, with a high near 44. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 28. West wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 50. Calm wind becoming south 5 to 8 mph in the morning.
Thursday Night
Rain, mainly after 10pm. Low around 40. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 41 mph. Chance of precipitation is 80%.
Friday
Rain, mainly before 2pm. High near 56. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 46 mph. Chance of precipitation is 80%.
Friday Night
Partly cloudy, with a low around 23. West wind 9 to 13 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 37. West wind around 8 mph.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 31. Southwest wind around 7 mph. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 44. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 25. West wind around 7 mph.
Monday
Mostly sunny, with a high near 37. Northwest wind 6 to 8 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:
12:54 pm EST Dec 15, 2025
Forecast Valid:
6pm EST Dec 15, 2025-6pm EST Dec 22, 2025
 
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