Greenville, ME Weather & Growing Conditions
Today
65°F
Mostly Cloudy
Mostly cloudy, with a high near 65. West wind 3 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Mostly Cloudy | 3 to 9 mph W | 9% |
| Tonight | 47°F | Partly Cloudy | 2 mph SW | 5% |
| Thursday | 64°F | Mostly Cloudy then Chance Light Rain | 3 to 8 mph S | 45% |
| Thursday Night | 50°F | Chance Light Rain | 7 mph SW | 39% |
| Friday | 61°F | Chance Light Rain then Mostly Cloudy | 1 to 5 mph NW | 17% |
| Friday Night | 43°F | Light Rain | 1 to 5 mph NE | 77% |
| Saturday | 50°F | Light Rain | 7 mph NE | 76% |
| Saturday Night | 38°F | Light Rain Likely | 6 mph N | 68% |
| Sunday | 45°F | Light Rain Likely | 9 mph NW | 61% |
| Sunday Night | 32°F | Chance Light Rain | 6 mph W | 27% |
| Monday | 44°F | Chance Light Rain | 7 to 12 mph W | 30% |
| Monday Night | 28°F | Chance Light Rain then Slight Chance Rain And Snow | 9 mph W | 25% |
| Tuesday | 43°F | Chance Rain And Snow | 12 mph W | 27% |
| Tuesday Night | 28°F | Slight Chance Rain And Snow | 8 to 12 mph W | 25% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Greenville, ME
Last spring frost
May 7
First fall frost
Oct 9
Growing season
153 days
Hardiness zone
4a
Explore more for Greenville, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Greenville Maine Forestry Svc, Me (20.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.