Hartland, ME Weather & Growing Conditions
Overnight
42°F
Clear
Clear, with a low around 42. Northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Clear | 5 to 10 mph NW | 0% |
| Saturday | 64°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 39°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 61°F | Mostly Cloudy then Chance Rain Showers | 0 to 10 mph S | 54% |
| Sunday Night | 40°F | Light Rain Likely then Chance Rain Showers | 0 to 5 mph E | 61% |
| Monday | 63°F | Sunny | 5 to 10 mph N | 3% |
| Monday Night | 39°F | Partly Cloudy | 5 mph N | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 mph N | 0% |
| Tuesday Night | 39°F | Partly Cloudy | 5 mph N | 0% |
| Wednesday | 65°F | Sunny | 0 to 5 mph NE | 0% |
| Wednesday Night | 38°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 65°F | Mostly Sunny then Slight Chance Rain Showers | 0 mph | 18% |
| Thursday Night | 41°F | Chance Rain Showers | 0 to 5 mph N | 25% |
| Friday | 65°F | Chance Rain Showers | 5 to 10 mph N | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartland, ME
Last spring frost
May 11
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
5a
Explore more for Hartland, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Harmony, Me (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.