Juneau, WI Weather & Growing Conditions
This Afternoon
69°F
Rain Showers
Rain showers. Mostly cloudy. High near 69, with temperatures falling to around 63 in the afternoon. East wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Rain Showers | 10 mph E | 80% |
| Tonight | 58°F | Showers And Thunderstorms | 10 to 15 mph E | 100% |
| Saturday | 70°F | Showers And Thunderstorms | 10 to 15 mph E | 95% |
| Saturday Night | 57°F | Showers And Thunderstorms | 10 mph NE | 75% |
| Sunday | 67°F | Chance Rain Showers | 10 to 15 mph NE | 31% |
| Sunday Night | 50°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 15 mph NE | 16% |
| Monday | 63°F | Mostly Cloudy | 10 to 15 mph NE | 13% |
| Monday Night | 47°F | Mostly Cloudy | 5 to 10 mph NE | 13% |
| Tuesday | 61°F | Partly Sunny | 10 to 15 mph NE | 13% |
| Tuesday Night | 46°F | Partly Cloudy | 5 to 10 mph NE | 7% |
| Wednesday | 65°F | Mostly Sunny | 5 to 10 mph NE | 6% |
| Wednesday Night | 48°F | Partly Cloudy | 0 to 5 mph NE | 3% |
| Thursday | 68°F | Mostly Sunny | 0 to 5 mph NE | 3% |
| Thursday Night | 49°F | Partly Cloudy | 0 to 5 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Juneau, WI
Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
5a
Explore more for Juneau, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Hustisford Wwtp, Wi (5.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.