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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
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Bridgewater Town
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Hingham
Hull
Kingston
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North Lakeville
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North Plymouth
North Scituate
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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.