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

69°F

21°C

Humidity 47%
Wind Speed NW 9 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 7 Sep 11:54 pm EDT
Extended Forecast for

Somerville MA

  • Overnight

    Overnight: Partly cloudy, with a low around 60. West wind around 7 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. West wind 8 to 10 mph becoming northeast in the afternoon.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. East wind 3 to 7 mph.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 81. South wind 6 to 14 mph.

    High: 81 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 70. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 7am. Mostly sunny, with a high near 86. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64. West wind 6 to 9 mph.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 78. Northwest wind 7 to 9 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Light north wind.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 60. West wind around 7 mph.
Tuesday
Partly sunny, with a high near 80. West wind 8 to 10 mph becoming northeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 62. East wind 3 to 7 mph.
Wednesday
Partly sunny, with a high near 81. South wind 6 to 14 mph.
Wednesday Night
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 70. Southwest wind 14 to 16 mph. Chance of precipitation is 30%.
Thursday
A chance of showers, mainly before 7am. Mostly sunny, with a high near 86. West wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 64. West wind 6 to 9 mph.
Friday
Sunny, with a high near 78. Northwest wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 58. Light north wind.
Saturday
Sunny, with a high near 76. Calm wind becoming east 5 to 8 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 61. South wind 3 to 6 mph.
Sunday
Mostly sunny, with a high near 80. Southwest wind 5 to 9 mph.
Sunday Night
Partly cloudy, with a low around 63. West wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 79. West wind 7 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:
9:45 pm EDT Sep 7, 2026
Forecast Valid:
12am EDT Sep 8, 2026-6pm EDT Sep 14, 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