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Marshfield, MA Weather & Growing Conditions

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

Tonight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. Southwest wind around 8 mph.

7-day forecast for Marshfield

WhenTempForecastWindPrecip
Tonight 52°F Mostly Cloudy 8 mph SW 4%
Wednesday 72°F Sunny 12 mph SW 6%
Wednesday Night 56°F Partly Cloudy 10 mph SW 3%
Thursday 73°F Partly Sunny 8 to 14 mph SW 8%
Thursday Night 62°F Mostly Cloudy then Light Rain Likely 10 mph SW 61%
Friday 68°F Rain 7 to 10 mph S 91%
Friday Night 57°F Rain 7 mph S 91%
Saturday 62°F Light Rain 10 mph W 80%
Saturday Night 47°F Chance Light Rain 9 mph NW 50%
Sunday 58°F Chance Light Rain 5 to 10 mph W 25%
Sunday Night 42°F Partly Cloudy 5 to 9 mph W 11%
Monday 56°F Slight Chance Light Rain 9 to 13 mph W 24%
Monday Night 40°F Slight Chance Light Rain 9 to 13 mph W 24%
Tuesday 56°F Mostly Sunny 15 mph W 13%

Forecast source: National Weather Service (api.weather.gov) for Marshfield (42.102, -70.689). Updated through the day.

Growing snapshot for Marshfield

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

More local growing data for Marshfield: nearby ZIP 02050 weather · frost dates · planting calendar · Massachusetts frost dates

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Climate data from the nearest NOAA station, Plymouth-Kingston, Ma (9.2 mi from Marshfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.