Greenville, ME Weather & Growing Conditions
Today
78°F
Sunny
Sunny, with a high near 78. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Sunny | 10 to 15 mph NW | 0% |
| Tonight | 59°F | Mostly Clear | 0 to 5 mph W | 2% |
| Wednesday | 86°F | Sunny | 0 to 5 mph SW | 1% |
| Wednesday Night | 61°F | Partly Cloudy | 0 to 5 mph W | 2% |
| Thursday | 87°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Thursday Night | 66°F | Partly Cloudy | 0 mph | 8% |
| Friday | 86°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 50% |
| Friday Night | 64°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 46% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 0 to 5 mph NW | 39% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 35% |
| Sunday | 86°F | Sunny | 0 to 5 mph NW | 13% |
| Sunday Night | 63°F | Slight Chance Rain Showers | 0 to 5 mph W | 19% |
| Monday | 83°F | Chance Showers And Thunderstorms | 0 to 10 mph W | 38% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 0 to 10 mph W | 36% |
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
4b
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 (15.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.