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

67°F

19°C

Humidity 79%
Wind Speed Calm
Barometer 30.25 in (1024.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 5 Oct 9:54 pm EDT
Extended Forecast for

Somerville MA

  • Tonight

    Tonight: Mostly clear, with a low around 60. Southwest wind around 7 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 85. Southwest wind 7 to 11 mph.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Southwest wind around 8 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Southwest wind 7 to 13 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 60 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 2pm, then showers likely. High near 68. Southwest wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 10pm. Partly cloudy, with a low around 45. Northwest wind 7 to 9 mph. Chance of precipitation is 30%.

    Low: 45 °F

    Chance
    Showers then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 59. North wind around 9 mph.

    High: 59 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40. North wind around 5 mph becoming calm in the evening.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 60. Southwest wind around 7 mph.
Monday
Sunny, with a high near 85. Southwest wind 7 to 11 mph.
Monday Night
Mostly clear, with a low around 61. Southwest wind around 8 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 80. Southwest wind 7 to 13 mph.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 60. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Wednesday
Showers and possibly a thunderstorm before 2pm, then showers likely. High near 68. Southwest wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%.
Wednesday Night
A chance of showers before 10pm. Partly cloudy, with a low around 45. Northwest wind 7 to 9 mph. Chance of precipitation is 30%.
Thursday
Sunny, with a high near 59. North wind around 9 mph.
Thursday Night
Mostly clear, with a low around 40. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 64. Southwest wind 3 to 8 mph.
Friday Night
Mostly clear, with a low around 47. Southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 68. West wind around 7 mph becoming north in the afternoon.
Saturday Night
Partly cloudy, with a low around 48. North wind 3 to 5 mph.
Sunday
Mostly sunny, with a high near 64. Northeast wind 6 to 9 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 71.09°W (Elev. 46 ft)
Last Update:
2:38 pm EDT Oct 5, 2025
Forecast Valid:
10pm EDT Oct 5, 2025-6pm EDT Oct 12, 2025
 
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