Guilford, ME Weather & Growing Conditions
This Afternoon
63°F
Sunny
Sunny, with a high near 63. Northwest wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Sunny | 3 to 7 mph NW | 0% |
| Tonight | 42°F | Partly Cloudy | 2 mph NE | 0% |
| Sunday | 60°F | Cloudy then Chance Light Rain | 1 to 10 mph SE | 31% |
| Sunday Night | 44°F | Chance Light Rain then Patchy Fog | 0 to 7 mph SW | 30% |
| Monday | 63°F | Patchy Fog then Sunny | 5 to 10 mph NW | 0% |
| Monday Night | 39°F | Partly Cloudy | 3 to 8 mph N | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 mph N | 0% |
| Tuesday Night | 39°F | Mostly Clear | 5 mph N | 0% |
| Wednesday | 65°F | Sunny | 3 mph NE | 0% |
| Wednesday Night | 39°F | Mostly Clear | 1 mph N | 0% |
| Thursday | 68°F | Sunny | 2 mph NE | 2% |
| Thursday Night | 40°F | Slight Chance Rain Showers | 3 mph NE | 18% |
| Friday | 66°F | Slight Chance Rain Showers | 3 to 7 mph NE | 22% |
| Friday Night | 43°F | Chance Rain Showers | 6 to 9 mph NE | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Guilford, ME
Last spring frost
May 16
First fall frost
Oct 1
Growing season
135 days
Hardiness zone
5a
Explore more for Guilford, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Sebec Lake, Me (8.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.