South Duxbury, MA Weather & Growing Conditions
This Afternoon
62°F
Mostly Sunny
Mostly sunny, with a high near 62. Northeast wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Mostly Sunny | 5 to 8 mph NE | 0% |
| Tonight | 49°F | Partly Cloudy | 3 mph SE | 0% |
| Sunday | 64°F | Mostly Cloudy then Rain Showers | 3 to 8 mph SE | 78% |
| Sunday Night | 53°F | Rain Showers | 3 to 14 mph E | 82% |
| Monday | 64°F | Chance Rain Showers then Partly Sunny | 10 to 15 mph N | 29% |
| Monday Night | 51°F | Mostly Cloudy | 5 to 13 mph NE | 2% |
| Tuesday | 62°F | Mostly Cloudy | 15 mph NE | 6% |
| Tuesday Night | 49°F | Mostly Cloudy | 9 to 14 mph NE | 2% |
| Wednesday | 63°F | Partly Sunny | 15 to 18 mph NE | 3% |
| Wednesday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 13 to 18 mph NE | 22% |
| Thursday | 63°F | Chance Rain Showers | 21 mph NE | 34% |
| Thursday Night | 50°F | Chance Rain Showers | 16 to 20 mph NE | 39% |
| Friday | 63°F | Chance Rain Showers | 20 to 23 mph NE | 40% |
| Friday Night | 50°F | Chance Showers And Thunderstorms | 18 to 22 mph NE | 45% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Duxbury, MA
Last spring frost
Apr 15
First fall frost
Nov 1
Growing season
198 days
Hardiness zone
7a
Explore more for South Duxbury, MA: full frost dates · planting calendar · Massachusetts frost dates
Climate data from the nearest NOAA station, Plymouth-Kingston, Ma (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.