National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Plymouth, Plymouth Municipal Airport (KPYM)

Lat: 41.91°NLon: 70.73°WElev: 148ft.

Fog

44°F

7°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.85 in (1011.2 mb)
Dewpoint 44°F (7°C)
Visibility 0.50 mi
Last update 19 Apr 4:52 am EDT
Extended Forecast for

South Duxbury MA

  • Today

    Today: Rain and possibly a thunderstorm. Patchy dense fog. High near 57. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Rain and
    Patchy Dense
    Fog

  • Tonight

    Tonight: A chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain
    then Mostly
    Clear

  • Monday

    Monday: A chance of rain, mainly after 4pm. Increasing clouds, with a high near 52. West wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Sunny then
    Chance Rain

  • Monday Night

    Monday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 33. North wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 47. North wind around 7 mph becoming east in the afternoon.

    High: 47 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 35. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 53. South wind 6 to 9 mph.

    High: 53 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South wind around 6 mph becoming southwest after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59. West wind around 7 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Rain and possibly a thunderstorm. Patchy dense fog. High near 57. South wind 5 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 34. West wind 7 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain, mainly after 4pm. Increasing clouds, with a high near 52. West wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 33. North wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Sunny, with a high near 47. North wind around 7 mph becoming east in the afternoon.
Tuesday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 35. Southwest wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 53. South wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 40. South wind around 6 mph becoming southwest after midnight.
Thursday
Partly sunny, with a high near 59. West wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 40. North wind around 6 mph.
Friday
Mostly sunny, with a high near 56. North wind around 7 mph becoming east in the afternoon.
Friday Night
Partly cloudy, with a low around 39. South wind around 6 mph becoming northwest after midnight.
Saturday
Partly sunny, with a high near 56. Northeast wind 6 to 8 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Duxbury MA
 42.03°N 70.7°W (Elev. 49 ft)
Last Update:
3:05 am EDT Apr 19, 2026
Forecast Valid:
5am EDT Apr 19, 2026-6pm EDT Apr 25, 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