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

40°F

4°C

Humidity 41%
Wind Speed S 15 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 13 Mar 5:54 pm EDT
Extended Forecast for

Weymouth MA

  • Tonight

    Tonight: Showers likely, mainly between 1am and 3am. Cloudy during the early evening, then gradual clearing, with a low around 35. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 48. Southwest wind 13 to 18 mph, with gusts as high as 36 mph.

    High: 48 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. West wind 7 to 13 mph, with gusts as high as 26 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly cloudy, with a high near 44. Light and variable wind becoming east around 6 mph in the afternoon.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A slight chance of rain after 3am. Mostly cloudy, with a low around 35. Southeast wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 11am. High near 60. South wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.

    High: 60 °F

    Rain

  • Monday Night

    Monday Night: Rain. Low around 42. South wind 16 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.

    Low: 42 °F

    Rain

  • Tuesday

    Tuesday: Rain likely, possibly mixing with snow after 11am, then gradually ending. Partly sunny, with a high near 50. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

    High: 50 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24. West wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly between 1am and 3am. Cloudy during the early evening, then gradual clearing, with a low around 35. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 48. Southwest wind 13 to 18 mph, with gusts as high as 36 mph.
Saturday Night
Mostly clear, with a low around 30. West wind 7 to 13 mph, with gusts as high as 26 mph.
Sunday
Mostly cloudy, with a high near 44. Light and variable wind becoming east around 6 mph in the afternoon.
Sunday Night
A slight chance of rain after 3am. Mostly cloudy, with a low around 35. Southeast wind 6 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday
Rain, with thunderstorms also possible after 11am. High near 60. South wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Monday Night
Rain. Low around 42. South wind 16 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%.
Tuesday
Rain likely, possibly mixing with snow after 11am, then gradually ending. Partly sunny, with a high near 50. West wind around 14 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 24. West wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday
Mostly sunny, with a high near 39. West wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind 3 to 6 mph.
Thursday
Mostly cloudy, with a high near 44. South wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 32. South wind around 6 mph.
Friday
Mostly sunny, with a high near 47. West wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.21°N 70.93°W (Elev. 92 ft)
Last Update:
2:45 pm EDT Mar 13, 2026
Forecast Valid:
5pm EDT Mar 13, 2026-6pm EDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation