Greenville, ME Weather & Growing Conditions
Today
79°F
Sunny
Sunny, with a high near 79. West wind 10 to 16 mph, with gusts as high as 31 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 79°F | Sunny | 10 to 16 mph W | 0% |
| Tonight | 60°F | Mostly Clear | 2 to 8 mph NW | 2% |
| Wednesday | 86°F | Sunny | 2 to 6 mph W | 1% |
| Wednesday Night | 62°F | Partly Cloudy | 0 to 5 mph W | 2% |
| Thursday | 86°F | Mostly Sunny | 0 to 3 mph W | 2% |
| Thursday Night | 65°F | Partly Cloudy | 2 mph W | 4% |
| Friday | 84°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 6 mph W | 46% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 1 to 5 mph NW | 41% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 3 mph NW | 37% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph NW | 33% |
| Sunday | 86°F | Sunny | 1 to 7 mph W | 13% |
| Sunday Night | 63°F | Slight Chance Rain Showers | 5 mph W | 17% |
| Monday | 83°F | Chance Showers And Thunderstorms | 3 to 10 mph W | 36% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 5 to 9 mph W | 35% |
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
5a
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 (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.