Montreal, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Montreal, a city in Iron County, Wisconsin.
Overnight
45°F
Mostly Cloudy
Mostly cloudy, with a low around 45. Southeast wind around 5 mph.
7-day forecast for Montreal
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 45°F | Mostly Cloudy | 5 mph SE | 12% |
| Saturday | 60°F | Cloudy then Slight Chance Rain Showers | 5 mph E | 19% |
| Saturday Night | 44°F | Mostly Cloudy | 0 to 5 mph NE | 10% |
| Sunday | 59°F | Partly Sunny | 5 to 15 mph NE | 6% |
| Sunday Night | 35°F | Mostly Cloudy | 5 to 10 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 5 to 10 mph E | 0% |
| Monday Night | 36°F | Mostly Clear | 5 mph E | 0% |
| Tuesday | 64°F | Sunny | 5 mph E | 0% |
| Tuesday Night | 35°F | Mostly Clear | 5 mph E | 0% |
| Wednesday | 68°F | Sunny | 5 mph SE | 0% |
| Wednesday Night | 38°F | Mostly Clear | 5 mph SE | 1% |
| Thursday | 69°F | Mostly Sunny | 0 to 5 mph E | 2% |
| Thursday Night | 40°F | Partly Cloudy | 0 to 5 mph SE | 3% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph S | 3% |
Forecast source: National Weather Service (api.weather.gov) for Montreal (46.433, -90.242). Updated through the day.
Growing snapshot for Montreal
Last spring frost
May 24
First fall frost
Sep 28
Growing season
128 days
Hardiness zone
4b
More local growing data for Montreal: nearby ZIP 54525 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Hurley, Wi (2.4 mi from Montreal). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.