Calais, ME Weather & Growing Conditions
Overnight
41°F
Clear
Clear, with a low around 41. Northwest wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 41°F | Clear | 8 mph NW | 0% |
| Saturday | 62°F | Sunny | 7 mph NW | 0% |
| Saturday Night | 41°F | Partly Cloudy | 0 to 3 mph NE | 0% |
| Sunday | 60°F | Partly Sunny | 1 to 7 mph SE | 2% |
| Sunday Night | 45°F | Chance Light Rain | 0 to 5 mph S | 34% |
| Monday | 64°F | Patchy Fog then Mostly Sunny | 0 to 6 mph NW | 10% |
| Monday Night | 41°F | Partly Cloudy | 6 mph N | 0% |
| Tuesday | 63°F | Mostly Sunny | 5 mph N | 0% |
| Tuesday Night | 40°F | Partly Cloudy | 2 mph NE | 0% |
| Wednesday | 64°F | Sunny | 2 mph E | 0% |
| Wednesday Night | 40°F | Mostly Clear | 1 mph NE | 0% |
| Thursday | 65°F | Mostly Sunny | 0 to 3 mph NE | 7% |
| Thursday Night | 42°F | Chance Rain Showers | 2 mph NE | 27% |
| Friday | 66°F | Chance Rain Showers | 5 mph NE | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Calais, ME
Last spring frost
May 5
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
5b
Explore more for Calais, ME: full frost dates · planting calendar · Maine frost dates
Climate data from the nearest NOAA station, Robbinston, Me (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.