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

58°F

14°C

Humidity 97%
Wind Speed SE 5 mph
Barometer 29.83 in (1009.9 mb)
Dewpoint 57°F (14°C)
Visibility 7.00 mi
Last update 14 Apr 11:54 pm EDT
Extended Forecast for

Weymouth MA

  • Overnight

    Overnight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 56. Southwest wind around 6 mph.

    Low: 56 °F

    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. Southwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 51. Northwest wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 51 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 53. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 61. West wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 40%.

    High: 61 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before midnight. Mostly cloudy, with a low around 46. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 46 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

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

    High: 55 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46. East wind around 5 mph becoming southeast after midnight.

    Low: 46 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 56. Southwest wind around 6 mph.
Wednesday
A chance of showers and thunderstorms, mainly after 3pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 76. Southwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 51. Northwest wind 3 to 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 66. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 53. Southwest wind around 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 61. West wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 40%.
Friday Night
A chance of showers before midnight. Mostly cloudy, with a low around 46. Northeast wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 55. Northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 46. East wind around 5 mph becoming southeast after midnight.
Sunday
A chance of showers after noon. Mostly cloudy, with a high near 65. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 40. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 51. West wind around 11 mph, with gusts as high as 22 mph.
Monday Night
Partly cloudy, with a low around 32. West wind 7 to 9 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 51. Northwest wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Weymouth MA
 42.19°N 70.93°W (Elev. 98 ft)
Last Update:
4:00 pm EDT Apr 14, 2026
Forecast Valid:
12am EDT Apr 15, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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