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

57°F

14°C

Humidity 87%
Wind Speed NE 7 mph
Barometer 30.21 in (1022.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 15 Jun 6:54 am EDT
Extended Forecast for

Somerville MA

  • Today

    Today: Partly sunny, with a high near 66. East wind 6 to 8 mph.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 54. East wind around 6 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 70. East wind 3 to 8 mph.

    High: 70 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 72. Calm wind becoming east 5 to 7 mph in the morning.

    High: 72 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 5am. Mostly cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 80. Southwest wind 3 to 7 mph.

    High: 80 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 67. Southwest wind around 6 mph.

    Low: 67 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Southwest wind 6 to 11 mph. Chance of precipitation is 40%.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 66. East wind 6 to 8 mph.
Tonight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 54. East wind around 6 mph becoming calm in the evening.
Monday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 70. East wind 3 to 8 mph.
Monday Night
Mostly cloudy, with a low around 56. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 72. Calm wind becoming east 5 to 7 mph in the morning.
Tuesday Night
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 80. Southwest wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 67. Southwest wind around 6 mph.
Juneteenth
A chance of showers between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Southwest wind 6 to 11 mph. Chance of precipitation is 40%.
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 67. West wind 6 to 8 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 82. West wind around 10 mph.
Friday Night
Partly cloudy, with a low around 63. West wind around 7 mph.
Saturday
Mostly sunny, with a high near 81. West wind 6 to 9 mph.
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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:
2:54 am EDT Jun 15, 2025
Forecast Valid:
7am EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
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