Greenville, ME Weather & Growing Conditions
This Afternoon
58°F
Sunny
Sunny, with a high near 58. Northwest wind 5 to 13 mph, with gusts as high as 23 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 58°F | Sunny | 5 to 13 mph NW | 0% |
| Tonight | 38°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Sunday | 53°F | Cloudy then Rain Showers Likely | 5 to 10 mph S | 58% |
| Sunday Night | 36°F | Chance Rain Showers | 1 to 7 mph SW | 43% |
| Monday | 54°F | Patchy Fog then Mostly Sunny | 6 to 10 mph NW | 8% |
| Monday Night | 34°F | Partly Cloudy then Patchy Frost | 5 to 8 mph N | 0% |
| Tuesday | 58°F | Mostly Sunny | 7 mph N | 0% |
| Tuesday Night | 35°F | Mostly Clear | 1 to 5 mph N | 0% |
| Wednesday | 61°F | Sunny | 2 mph NE | 0% |
| Wednesday Night | 36°F | Mostly Clear | 1 mph E | 0% |
| Thursday | 62°F | Mostly Sunny | 0 to 3 mph N | 3% |
| Thursday Night | 38°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph NE | 22% |
| Friday | 61°F | Slight Chance Rain Showers | 2 to 7 mph N | 22% |
| Friday Night | 38°F | Slight Chance Rain Showers | 6 mph NE | 21% |
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 Sep 19, 2026.