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.

Mostly Cloudy

61°F

16°C

Humidity 72%
Wind Speed NW 7 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 26 Jul 4:54 am EDT
Extended Forecast for

Somerville MA

  • Today

    Today: Sunny, with a high near 77. Calm wind becoming east 5 to 9 mph in the morning.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 58. East wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. Southeast wind around 6 mph becoming calm in the evening.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, mainly after 11am. Partly sunny, with a high near 83. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 40%.

    High: 83 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 3am. Mostly cloudy, with a low around 65. Southeast wind 5 to 8 mph. Chance of precipitation is 60%.

    Low: 65 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 77. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers. Low around 63. North wind 9 to 11 mph. Chance of precipitation is 80%.

    Low: 63 °F

    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. North wind around 10 mph. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 77. Calm wind becoming east 5 to 9 mph in the morning.
Tonight
Mostly clear, with a low around 58. East wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. Calm wind becoming east 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers, mainly after 11am. Partly sunny, with a high near 83. Light south wind increasing to 6 to 11 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
Showers likely, mainly after 3am. Mostly cloudy, with a low around 65. Southeast wind 5 to 8 mph. Chance of precipitation is 60%.
Wednesday
Showers and possibly a thunderstorm. High near 77. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 63. North wind 9 to 11 mph. Chance of precipitation is 80%.
Thursday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. North wind around 10 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 1am. Mostly cloudy, with a low around 64. Northwest wind around 5 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 81. North wind around 6 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 66. Light west wind.
Saturday
Mostly sunny, with a high near 84. Light and variable wind becoming south 5 to 7 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Somerville MA
 42.39°N 71.12°W (Elev. 46 ft)
Last Update:
3:40 am EDT Jul 26, 2026
Forecast Valid:
5am EDT Jul 26, 2026-6pm EDT Aug 1, 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