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

85°F

29°C

Humidity 31%
Wind Speed W 17 G 28 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 4 Jun 1:54 pm EDT
Extended Forecast for

Somerville MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 89. Southwest wind around 11 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. Southwest wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 92. Light and variable wind becoming southeast around 6 mph in the afternoon.

    High: 92 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph.

    Low: 69 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Cloudy, with a low around 62. Light south wind. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers

  • Saturday

    Saturday: Showers likely, mainly after 11am. Cloudy, with a high near 75. South wind around 7 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 74. North wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 89. Southwest wind around 11 mph.
Tonight
Mostly clear, with a low around 63. Southwest wind 5 to 7 mph.
Thursday
Mostly sunny and hot, with a high near 92. Light and variable wind becoming southeast around 6 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 69. Southwest wind 3 to 6 mph.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 82. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Cloudy, with a low around 62. Light south wind. Chance of precipitation is 50%.
Saturday
Showers likely, mainly after 11am. Cloudy, with a high near 75. South wind around 7 mph. Chance of precipitation is 60%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Southeast wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 74. North wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 9pm. Partly cloudy, with a low around 58. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 77. Light and variable wind becoming southeast 5 to 8 mph in the morning.
Monday Night
Mostly cloudy, with a low around 60. South wind 3 to 6 mph.
Tuesday
A chance of showers. Mostly cloudy, with a high near 76. South wind 5 to 9 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:
1:56 pm EDT Jun 4, 2025
Forecast Valid:
2pm EDT Jun 4, 2025-6pm EDT Jun 10, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation