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

65°F

18°C

Humidity 56%
Wind Speed E 14 mph
Barometer 30.32 in (1026.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 21 Sep 3:54 pm EDT
Extended Forecast for

Weymouth MASimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Southeast wind 5 to 7 mph becoming calm in the evening.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57. Southwest wind around 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 70. Northeast wind 6 to 9 mph. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 6 mph. Chance of precipitation is 40%.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 69. Northeast wind around 7 mph. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 5 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. Southeast wind 5 to 7 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 74. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 57. Southwest wind around 6 mph.
Tuesday
A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 82. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 70. Northeast wind 6 to 9 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 57. Northeast wind around 6 mph. Chance of precipitation is 40%.
Thursday
A chance of showers. Partly sunny, with a high near 69. Northeast wind around 7 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers after midnight. Mostly cloudy, with a low around 57. South wind around 5 mph. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 74. South wind 6 to 8 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. Southwest wind around 6 mph. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 73. South wind 6 to 8 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 60. Southeast wind around 6 mph becoming east after midnight. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 72. North wind 6 to 8 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MASimilar City Names
 42.21°N 70.96°W (Elev. 98 ft)
Last Update:
3:50 pm EDT Sep 21, 2025
Forecast Valid:
4pm EDT Sep 21, 2025-6pm EDT Sep 28, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation