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

39°F

4°C

Humidity 73%
Wind Speed Calm
Barometer 30.06 in (1017.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 25 Apr 4:54 am EDT
Extended Forecast for

Somerville MA

  • Today

    Today: Increasing clouds, with a high near 50. Calm wind becoming east 5 to 9 mph in the morning.

    High: 50 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Cloudy, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 54. North wind 5 to 9 mph becoming east in the afternoon.

    High: 54 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 41. East wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers. Mostly sunny, with a high near 54. East wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 54 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Northeast wind 3 to 6 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. East wind 6 to 10 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Northeast wind 3 to 7 mph.

    Low: 44 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 55. East wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 55 °F

    Chance
    Showers

Detailed Forecast

Today
Increasing clouds, with a high near 50. Calm wind becoming east 5 to 9 mph in the morning.
Tonight
Cloudy, with a low around 37. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly cloudy, with a high near 54. North wind 5 to 9 mph becoming east in the afternoon.
Sunday Night
Mostly cloudy, with a low around 41. East wind around 5 mph becoming calm in the evening.
Monday
A slight chance of showers. Mostly sunny, with a high near 54. East wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 40. Northeast wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 56. East wind 6 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 44. Northeast wind 3 to 7 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 55. East wind 6 to 9 mph. Chance of precipitation is 30%.
Wednesday Night
Showers likely, mainly after 9pm. Mostly cloudy, with a low around 47. East wind around 6 mph. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 56. East wind 6 to 8 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 46. East wind around 6 mph becoming north after midnight. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 57. North wind 6 to 9 mph. Chance of precipitation is 30%.
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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:
1:13 am EDT Apr 25, 2026
Forecast Valid:
5am EDT Apr 25, 2026-6pm EDT May 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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