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

47°F

8°C

Humidity 77%
Wind Speed S 14 mph
Barometer 30.19 in (1022.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 13 Apr 4:54 am EDT
Extended Forecast for

Somerville MA

  • Overnight

    Overnight: A slight chance of showers. Cloudy, with a low around 45. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 9am. Mostly cloudy, with a high near 74. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Southwest wind 8 to 16 mph.

    Low: 59 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. West wind 7 to 11 mph becoming southeast in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Mostly cloudy, with a low around 59. South wind 10 to 14 mph becoming west after midnight. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly after 3pm. Partly sunny, with a high near 79. East wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    High: 79 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 57. East wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 1pm. Mostly cloudy, with a high near 70. East wind 3 to 8 mph. Chance of precipitation is 30%.

    High: 70 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 5am. Mostly cloudy, with a low around 54. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers

Detailed Forecast

Overnight
A slight chance of showers. Cloudy, with a low around 45. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers before 9am. Mostly cloudy, with a high near 74. Breezy, with a southwest wind 14 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 59. Southwest wind 8 to 16 mph.
Tuesday
Mostly sunny, with a high near 78. West wind 7 to 11 mph becoming southeast in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 2am. Mostly cloudy, with a low around 59. South wind 10 to 14 mph becoming west after midnight. Chance of precipitation is 40%.
Wednesday
A chance of showers, mainly after 3pm. Partly sunny, with a high near 79. East wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. East wind 5 to 8 mph becoming calm in the evening. Chance of precipitation is 40%.
Thursday
A chance of showers after 1pm. Mostly cloudy, with a high near 70. East wind 3 to 8 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 5am. Mostly cloudy, with a low around 54. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 76. Southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 52. Northeast wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 68. Northeast wind 5 to 8 mph becoming southeast in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 53. South wind around 6 mph. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 72. Southwest wind 6 to 10 mph, with gusts as high as 20 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:
4:55 am EDT Apr 13, 2026
Forecast Valid:
5am EDT Apr 13, 2026-6pm EDT Apr 19, 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