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.

Overcast

21°F

-6°C

Humidity 45%
Wind Speed SW 6 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill13°F (-11°C)
Last update 27 Jan 2:54 pm EST
Extended Forecast for

Somerville MA

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 3. Wind chill values as low as -7. West wind 6 to 9 mph, with gusts as high as 22 mph.

    Low: 3 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Increasing clouds, with a high near 23. Wind chill values as low as -8. West wind 6 to 9 mph.

    High: 23 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Wind chill values as low as -4. West wind around 6 mph.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 23. Wind chill values as low as -4. Northwest wind 5 to 9 mph.

    High: 23 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 5. West wind around 7 mph.

    Low: 5 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 19. West wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 19 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -2. West wind around 6 mph.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 22. Northwest wind around 6 mph.

    High: 22 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after midnight. Mostly cloudy, with a low around 11. North wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 11 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 3. Wind chill values as low as -7. West wind 6 to 9 mph, with gusts as high as 22 mph.
Wednesday
Increasing clouds, with a high near 23. Wind chill values as low as -8. West wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 6. Wind chill values as low as -4. West wind around 6 mph.
Thursday
Mostly sunny, with a high near 23. Wind chill values as low as -4. Northwest wind 5 to 9 mph.
Thursday Night
Mostly clear, with a low around 5. West wind around 7 mph.
Friday
Sunny, with a high near 19. West wind 7 to 10 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around -2. West wind around 6 mph.
Saturday
Mostly sunny, with a high near 22. Northwest wind around 6 mph.
Saturday Night
A chance of snow after midnight. Mostly cloudy, with a low around 11. North wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Sunday
Snow likely, mainly after 4pm. The snow could be heavy at times. Mostly cloudy, with a high near 28. North wind 14 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 18. Northwest wind 10 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 15. West wind around 7 mph.
Tuesday
Mostly sunny, with a high near 32. West wind 6 to 8 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:
2:44 pm EST Jan 27, 2026
Forecast Valid:
3pm EST Jan 27, 2026-6pm EST Feb 3, 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