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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.

Today
82°F
Sunny
Sunny, with a high near 82. Southwest wind around 6 mph.

7-day forecast for Marshfield

WhenTempForecastWindPrecip
Today 82°F Sunny 6 mph SW 0%
Tonight 63°F Partly Cloudy 6 mph SW 6%
Wednesday 81°F Mostly Sunny 3 to 8 mph SW 7%
Wednesday Night 67°F Partly Cloudy 8 mph SW 8%
Thursday 85°F Mostly Sunny 6 to 10 mph SW 12%
Thursday Night 72°F Partly Cloudy 7 to 10 mph SW 12%
Friday 88°F Mostly Sunny then Slight Chance Rain Showers 9 mph SW 16%
Friday Night 71°F Slight Chance Rain Showers then Partly Cloudy 5 to 8 mph SW 22%
Saturday 85°F Mostly Sunny then Chance Rain Showers 6 mph SW 32%
Saturday Night 71°F Chance Rain Showers 5 mph SW 43%
Sunday 85°F Mostly Sunny 3 to 8 mph SW 11%
Sunday Night 71°F Partly Cloudy 8 mph SW 13%
Monday 86°F Sunny 6 to 9 mph SW 10%
Monday Night 69°F Partly Cloudy 9 mph SW 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 Aug 4, 2026.