Millston, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Millston, a community in Jackson County, Wisconsin.
Overnight
64°F
Patchy Fog
Patchy fog. Mostly cloudy, with a low around 64. South wind around 7 mph.
7-day forecast for Millston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 64°F | Patchy Fog | 7 mph S | 0% |
| Tuesday | 80°F | Slight Chance Showers And Thunderstorms | 8 mph W | 33% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 1 to 5 mph W | 39% |
| Wednesday | 80°F | Mostly Sunny | 3 mph NW | 2% |
| Wednesday Night | 52°F | Partly Cloudy | 0 to 3 mph SW | 0% |
| Thursday | 85°F | Sunny | 0 to 3 mph SW | 0% |
| Thursday Night | 58°F | Mostly Clear | 2 mph SW | 0% |
| Friday | 88°F | Sunny | 1 to 8 mph SW | 5% |
| Friday Night | 62°F | Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 19% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 15% |
| Saturday Night | 65°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 39% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 39% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 1 to 6 mph S | 39% |
| Monday | 85°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 1 to 5 mph S | 34% |
Forecast source: National Weather Service (api.weather.gov) for Millston (44.189, -90.646). Updated through the day.
Growing snapshot for Millston
Last spring frost
May 6
First fall frost
Oct 3
Growing season
148 days
Hardiness zone
4b
More local growing data for Millston: nearby ZIP 54643 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Mather 3 Nw, Wi (14.1 mi from Millston). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.