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Yarmouth Port, MA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Yarmouth Port, a community in Barnstable County, Massachusetts.

Today
63°F
Mostly Sunny
Mostly sunny, with a high near 63. Northeast wind 5 to 12 mph.

7-day forecast for Yarmouth Port

WhenTempForecastWindPrecip
Today 63°F Mostly Sunny 5 to 12 mph NE 0%
Tonight 55°F Partly Cloudy 5 mph E 0%
Sunday 66°F Mostly Cloudy then Rain Showers Likely 6 to 9 mph SE 72%
Sunday Night 56°F Rain Showers 6 to 14 mph E 83%
Monday 65°F Chance Rain Showers then Mostly Cloudy 13 to 16 mph N 42%
Monday Night 55°F Mostly Cloudy 9 to 13 mph NE 2%
Tuesday 64°F Mostly Cloudy 15 mph NE 7%
Tuesday Night 55°F Mostly Cloudy 14 to 17 mph NE 3%
Wednesday 65°F Partly Sunny 20 mph NE 5%
Wednesday Night 55°F Mostly Cloudy then Slight Chance Rain Showers 18 to 22 mph NE 24%
Thursday 65°F Chance Rain Showers 23 mph NE 36%
Thursday Night 55°F Chance Rain Showers 20 to 23 mph NE 43%
Friday 65°F Chance Rain Showers 22 to 26 mph NE 43%
Friday Night 55°F Chance Showers And Thunderstorms 22 to 26 mph NE 46%

Forecast source: National Weather Service (api.weather.gov) for Yarmouth Port (41.707, -70.221). Updated through the day.

Growing snapshot for Yarmouth Port

Last spring frost
Apr 22
First fall frost
Oct 28
Growing season
188 days
Hardiness zone
7a

More local growing data for Yarmouth Port: nearby ZIP 02675 weather · frost dates · planting calendar · Massachusetts frost dates

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Climate data from the nearest NOAA station, Hyannis Barnstable Muni Ap, Ma (3.5 mi from Yarmouth Port). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.