Greenville, ME Weather & Growing Conditions
Overnight
42°F
Clear
Clear, with a low around 42. North wind around 12 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Clear | 12 mph N | 0% |
| Saturday | 56°F | Sunny | 5 to 10 mph NW | 0% |
| Saturday Night | 42°F | Partly Cloudy | 0 to 7 mph E | 0% |
| Sunday | 51°F | Cloudy then Rain Showers Likely | 8 to 12 mph S | 70% |
| Sunday Night | 42°F | Chance Rain Showers | 3 to 8 mph SW | 47% |
| Monday | 52°F | Patchy Fog then Mostly Sunny | 10 mph NW | 5% |
| Monday Night | 38°F | Partly Cloudy | 9 mph N | 0% |
| Tuesday | 55°F | Mostly Sunny | 7 mph N | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 5 mph N | 0% |
| Wednesday | 58°F | Sunny | 5 mph NE | 0% |
| Wednesday Night | 39°F | Mostly Clear | 2 mph E | 0% |
| Thursday | 58°F | Mostly Sunny | 3 mph NE | 8% |
| Thursday Night | 43°F | Slight Chance Rain Showers | 1 to 6 mph N | 23% |
| Friday | 59°F | Slight Chance Rain Showers | 7 mph N | 23% |
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 (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.