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.

A Few Clouds

40°F

4°C

Humidity 77%
Wind Speed SW 10 mph
Barometer 30.04 in (1017.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 28 Feb 8:54 pm EST
Extended Forecast for

Weymouth MA

  • Tonight

    Tonight: Partly cloudy, with a low around 28. Light and variable wind becoming north around 6 mph after midnight.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 34. North wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 34 °F

    Chance Snow
    then Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of snow before 7pm. Mostly clear, with a low around 10. Wind chill values as low as -1. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 26. Wind chill values as low as -1. Northwest wind 3 to 7 mph.

    High: 26 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13. Calm wind becoming southwest around 5 mph after midnight.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of snow between 11am and noon, then rain likely. Partly sunny, with a high near 41. South wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Slight Chance
    Snow then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain. Low around 34. Southwest wind around 8 mph. Chance of precipitation is 90%.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: A chance of rain before 9am. Partly sunny, with a high near 46. West wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 30%.

    High: 46 °F

    Chance Rain
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 32. South wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. Light and variable wind becoming north around 6 mph after midnight.
Sunday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 34. North wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A chance of snow before 7pm. Mostly clear, with a low around 10. Wind chill values as low as -1. Northwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Monday
Sunny, with a high near 26. Wind chill values as low as -1. Northwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 13. Calm wind becoming southwest around 5 mph after midnight.
Tuesday
A slight chance of snow between 11am and noon, then rain likely. Partly sunny, with a high near 41. South wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Rain. Low around 34. Southwest wind around 8 mph. Chance of precipitation is 90%.
Wednesday
A chance of rain before 9am. Partly sunny, with a high near 46. West wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 30%.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 32. South wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
A chance of rain. Cloudy, with a high near 48. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.
Thursday Night
Rain likely. Cloudy, with a low around 37. Northeast wind around 6 mph. Chance of precipitation is 60%.
Friday
A chance of rain. Cloudy, with a high near 46. East wind 6 to 8 mph. Chance of precipitation is 50%.
Friday Night
A chance of rain. Cloudy, with a low around 37. East wind around 6 mph becoming south after midnight. Chance of precipitation is 40%.
Saturday
A chance of rain. Mostly cloudy, with a high near 54. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.19°N 70.93°W (Elev. 98 ft)
Last Update:
5:15 pm EST Feb 28, 2026
Forecast Valid:
9pm EST Feb 28, 2026-6pm EST Mar 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation