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.

Partly Cloudy

83°F

28°C

Humidity 44%
Wind Speed NW 12 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 13 Aug 12:54 pm EDT
Extended Forecast for

Weymouth MA

  • This Afternoon

    This Afternoon: A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly sunny, with a high near 83. West wind around 7 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before 7pm. Mostly clear, with a low around 64. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers then
    Clear

  • Friday

    Friday: Sunny, with a high near 83. Northwest wind around 8 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. North wind 3 to 5 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. North wind 5 to 7 mph becoming northeast in the afternoon.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Light and variable wind becoming south around 5 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 66. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 3pm. Partly sunny, with a high near 83. West wind around 10 mph becoming north in the afternoon. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A slight chance of showers before 4pm, then a slight chance of showers after 5pm. Mostly sunny, with a high near 83. West wind around 7 mph. Chance of precipitation is 20%.
Tonight
A chance of showers, mainly before 7pm. Mostly clear, with a low around 64. Northwest wind 3 to 5 mph. Chance of precipitation is 30%.
Friday
Sunny, with a high near 83. Northwest wind around 8 mph.
Friday Night
Mostly clear, with a low around 62. North wind 3 to 5 mph.
Saturday
Sunny, with a high near 80. North wind 5 to 7 mph becoming northeast in the afternoon.
Saturday Night
Mostly clear, with a low around 61. Light and variable wind becoming south around 5 mph.
Sunday
Mostly sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the afternoon.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 66. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday
A chance of showers before 3pm. Partly sunny, with a high near 83. West wind around 10 mph becoming north in the afternoon. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 64. Northwest wind 3 to 5 mph.
Tuesday
Sunny, with a high near 82. North wind around 7 mph becoming east in the afternoon.
Tuesday Night
Mostly clear, with a low around 63. Light and variable wind.
Wednesday
Sunny, with a high near 86. Light and variable wind becoming south 5 to 8 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.21°N 70.93°W (Elev. 92 ft)
Last Update:
5:20 am EDT Aug 13, 2026
Forecast Valid:
1pm EDT Aug 13, 2026-6pm EDT Aug 19, 2026
 
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