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.

Fog/Mist

48°F

9°C

Humidity 93%
Wind Speed E 10 mph
Barometer 29.81 in (1009.3 mb)
Dewpoint 46°F (8°C)
Visibility 1.25 mi
Wind Chill44°F (7°C)
Last update 16 Apr 4:54 pm EDT
Extended Forecast for

Weymouth MA

  • Tonight

    Tonight: A slight chance of rain after 10pm. Mostly cloudy, with a low around 54. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Rain

  • Friday

    Friday: A chance of rain and thunderstorms. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 64. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 30%.

    High: 64 °F

    Chance Rain
    and Patchy
    Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 47. North wind 3 to 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 55. East wind 6 to 8 mph.

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers after 3am. Cloudy, with a low around 45. East wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Showers, mainly after 11am. High near 60. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.

    High: 60 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 2am. Mostly cloudy, with a low around 36. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 36 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 48. West wind around 11 mph.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Northwest wind around 7 mph.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain after 10pm. Mostly cloudy, with a low around 54. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 20%.
Friday
A chance of rain and thunderstorms. Patchy fog between 7am and 8am. Otherwise, mostly cloudy, with a high near 64. Light and variable wind becoming north 5 to 7 mph in the morning. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 47. North wind 3 to 5 mph.
Saturday
Mostly cloudy, with a high near 55. East wind 6 to 8 mph.
Saturday Night
A slight chance of showers after 3am. Cloudy, with a low around 45. East wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Sunday
Showers, mainly after 11am. High near 60. South wind 6 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Sunday Night
A chance of showers before 2am. Mostly cloudy, with a low around 36. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 48. West wind around 11 mph.
Monday Night
Partly cloudy, with a low around 32. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 52. Northwest wind around 7 mph becoming south in the afternoon.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 40. South wind around 8 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 61. West wind 8 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 42. West wind around 7 mph.
Thursday
Mostly sunny, with a high near 60. Northwest wind around 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.21°N 70.93°W (Elev. 92 ft)
Last Update:
4:30 pm EDT Apr 16, 2026
Forecast Valid:
5pm EDT Apr 16, 2026-6pm EDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation