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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
Nearby towns & communities
Barnstable Town
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Buzzards Bay
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Harwich Center
Harwich Port
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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.