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 and Breezy

63°F

17°C

Humidity 22%
Wind Speed NW 21 G 39 mph
Barometer 29.82 in (1009.6 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 23 Apr 1:54 pm EDT
Extended Forecast for

Somerville MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. Northwest wind around 13 mph, with gusts as high as 26 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Northwest wind 3 to 7 mph.

    Low: 40 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 58. North wind around 7 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. East wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 52. East wind 5 to 8 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 55. Calm wind becoming east 5 to 8 mph in the morning.

    High: 55 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 56. Calm wind becoming northeast 5 to 9 mph in the morning.

    High: 56 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 63. Northwest wind around 13 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 40. Northwest wind 3 to 7 mph.
Friday
Sunny, with a high near 58. North wind around 7 mph.
Friday Night
Partly cloudy, with a low around 39. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 52. East wind 5 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 39. Light and variable wind.
Sunday
Partly sunny, with a high near 55. Calm wind becoming east 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 42. Calm wind.
Monday
Partly sunny, with a high near 56. Calm wind becoming northeast 5 to 9 mph in the morning.
Monday Night
Mostly cloudy, with a low around 42. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 57. Light northeast wind becoming east 5 to 10 mph in the morning.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 46. Northeast wind 3 to 6 mph. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 56. East wind 5 to 8 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:
2:33 pm EDT Apr 23, 2026
Forecast Valid:
2pm EDT Apr 23, 2026-6pm EDT Apr 29, 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