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South Duxbury, MA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for South Duxbury, a community in Plymouth County, Massachusetts.

Today
61°F
Mostly Sunny
Mostly sunny, with a high near 61. Northeast wind 5 to 12 mph, with gusts as high as 23 mph.

7-day forecast for South Duxbury

WhenTempForecastWindPrecip
Today 61°F Mostly Sunny 5 to 12 mph NE 0%
Tonight 53°F Partly Cloudy 3 mph SE 0%
Sunday 63°F Mostly Cloudy then Rain Showers Likely 5 to 9 mph SE 78%
Sunday Night 55°F Rain Showers 6 to 16 mph E 82%
Monday 63°F Chance Rain Showers then Partly Sunny 13 to 17 mph N 29%
Monday Night 54°F Mostly Cloudy 7 to 15 mph NE 2%
Tuesday 61°F Mostly Cloudy 17 mph NE 6%
Tuesday Night 55°F Mostly Cloudy 14 to 18 mph NE 2%
Wednesday 61°F Partly Sunny 18 to 23 mph NE 3%
Wednesday Night 55°F Mostly Cloudy then Slight Chance Rain Showers 17 to 23 mph NE 22%
Thursday 61°F Chance Rain Showers 23 to 28 mph NE 34%
Thursday Night 55°F Chance Rain Showers 21 to 26 mph NE 40%
Friday 61°F Chance Rain Showers 24 to 30 mph NE 40%
Friday Night 55°F Chance Showers And Thunderstorms 24 to 30 mph NE 45%

Forecast source: National Weather Service (api.weather.gov) for South Duxbury (42.018, -70.690). Updated through the day.

Growing snapshot for South Duxbury

Last spring frost
Apr 15
First fall frost
Nov 1
Growing season
198 days
Hardiness zone
7a

More local growing data for South Duxbury: nearby ZIP 02332 weather · frost dates · planting calendar · Massachusetts frost dates

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Climate data from the nearest NOAA station, Plymouth-Kingston, Ma (4.3 mi from South Duxbury). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.