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.

Fair

12°F

-11°C

Humidity 61%
Wind Speed NW 18 G 26 mph
Barometer 29.92 in (1013.0 mb)
Dewpoint 1°F (-17°C)
Visibility 10.00 mi
Wind Chill-5°F (-21°C)
Last update 27 Jan 4:54 am EST
Extended Forecast for

Somerville MA

  • Today

    Today: Increasing clouds, with a high near 22. Wind chill values as low as -7. West wind 6 to 9 mph.

    High: 22 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -6. West wind around 6 mph.

    Low: 4 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Increasing clouds, with a high near 23. Wind chill values as low as -7. West wind 6 to 8 mph.

    High: 23 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Wind chill values as low as -1. Light west wind.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. West wind 5 to 9 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 4. West wind around 7 mph.

    Low: 4 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 19. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 19 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. West wind around 6 mph.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 24. West wind 5 to 7 mph becoming north in the afternoon.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 22. Wind chill values as low as -7. West wind 6 to 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -6. West wind around 6 mph.
Wednesday
Increasing clouds, with a high near 23. Wind chill values as low as -7. West wind 6 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 6. Wind chill values as low as -1. Light west wind.
Thursday
Mostly sunny, with a high near 23. West wind 5 to 9 mph.
Thursday Night
Mostly clear, with a low around 4. West wind around 7 mph.
Friday
Sunny, with a high near 19. West wind 8 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around -1. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 24. West wind 5 to 7 mph becoming north in the afternoon.
Saturday Night
A chance of snow after 10pm. Mostly cloudy, with a low around 11. North wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 29. North wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 17. Northwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 21 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.12°W (Elev. 46 ft)
Last Update:
1:41 am EST Jan 27, 2026
Forecast Valid:
5am EST Jan 27, 2026-6pm EST Feb 2, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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