Winterport, ME Weather & Growing Conditions
This Afternoon
63°F
Sunny
Sunny, with a high near 63. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Sunny | 5 mph NW | 0% |
| Tonight | 41°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 62°F | Mostly Cloudy then Chance Rain Showers | 0 to 10 mph S | 45% |
| Sunday Night | 42°F | Light Rain Likely then Rain Showers Likely | 0 to 5 mph E | 63% |
| Monday | 63°F | Mostly Sunny | 5 to 10 mph N | 3% |
| Monday Night | 40°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Tuesday | 62°F | Mostly Sunny | 5 to 10 mph N | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 5 mph N | 0% |
| Wednesday | 64°F | Sunny | 5 mph NE | 0% |
| Wednesday Night | 39°F | Partly Cloudy | 0 to 5 mph E | 1% |
| Thursday | 64°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph NE | 18% |
| Thursday Night | 42°F | Chance Rain Showers | 0 to 10 mph NE | 28% |
| Friday | 64°F | Chance Rain Showers | 10 mph N | 27% |
| Friday Night | 43°F | Chance Rain Showers | 10 to 15 mph NE | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winterport, ME
Last spring frost
May 4
First fall frost
Oct 4
Growing season
152 days
Hardiness zone
5a
Explore more for Winterport, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Bangor Intl Ap, Me (11.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.