Milltown, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Milltown, a village in Polk County, Wisconsin.
Tonight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Northeast wind around 5 mph.
7-day forecast for Milltown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Cloudy | 5 mph NE | 4% |
| Sunday | 67°F | Partly Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 45°F | Cloudy | 5 to 10 mph ENE | 0% |
| Monday | 64°F | Mostly Cloudy | 5 mph ENE | 1% |
| Monday Night | 41°F | Partly Cloudy | 0 to 5 mph ENE | 0% |
| Tuesday | 65°F | Sunny | 0 to 5 mph E | 0% |
| Tuesday Night | 41°F | Mostly Clear | 0 to 5 mph ESE | 0% |
| Wednesday | 67°F | Sunny | 5 mph SE | 0% |
| Wednesday Night | 47°F | Mostly Clear | 0 to 5 mph SE | 4% |
| Thursday | 68°F | Slight Chance Rain Showers | 5 mph SE | 18% |
| Thursday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 0 to 5 mph SE | 18% |
| Friday | 72°F | Partly Sunny | 0 to 5 mph SE | 7% |
| Friday Night | 52°F | Partly Cloudy | 0 to 5 mph SE | 5% |
| Saturday | 72°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 10 mph SSE | 19% |
Forecast source: National Weather Service (api.weather.gov) for Milltown (45.521, -92.499). Updated through the day.
Growing snapshot for Milltown
Last spring frost
May 6
First fall frost
Oct 4
Growing season
149 days
Hardiness zone
4b
More local growing data for Milltown: nearby ZIP 54858 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Amery
Balsam Lake
Centuria
Clear Lake
Dresser
Frederic
Luck
Osceola
St. Croix Falls
Star Prairie
Turtle Lake
Climate data from the nearest NOAA station, Luck, Wi (4 mi from Milltown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.