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.

Overcast

68°F

20°C

Humidity 96%
Wind Speed NE 9 mph
Barometer 30.04 in (1017.5 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 22 Aug 10:52 am EDT
Extended Forecast for

Onset MA

  • Today

    Today: Patchy drizzle with a slight chance of showers. Patchy fog between 3pm and 4pm. Otherwise, cloudy, with a high near 72. Northeast wind around 8 mph. Chance of precipitation is 20%.

    High: 72 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 5am. Patchy fog. Otherwise, cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. South wind 3 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 65. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 79. Southwest wind 5 to 14 mph.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Southwest wind 3 to 6 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. West wind 3 to 7 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Light west wind becoming southwest 5 to 9 mph in the morning.

    High: 79 °F

    Sunny

Detailed Forecast

Today
Patchy drizzle with a slight chance of showers. Patchy fog between 3pm and 4pm. Otherwise, cloudy, with a high near 72. Northeast wind around 8 mph. Chance of precipitation is 20%.
Tonight
A chance of showers, with thunderstorms also possible after 5am. Patchy fog. Otherwise, cloudy, with a low around 64. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly before 10am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 77. South wind 3 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 65. South wind 3 to 6 mph. Chance of precipitation is 30%.
Monday
Sunny, with a high near 79. Southwest wind 5 to 14 mph.
Monday Night
Mostly clear, with a low around 61. Southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 77. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 61. West wind 3 to 7 mph.
Wednesday
Sunny, with a high near 79. Light west wind becoming southwest 5 to 9 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 79. Calm wind becoming south 5 to 9 mph in the afternoon.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 78. Light south wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Onset MA
 41.76°N 70.68°W (Elev. 20 ft)
Last Update:
11:19 am EDT Aug 22, 2026
Forecast Valid:
11am EDT Aug 22, 2026-6pm EDT Aug 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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