Juneau, WI Weather & Growing Conditions
Overnight
58°F
Light Rain
Rain. Cloudy, with a low around 58. South wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Light Rain | 10 to 15 mph S | 92% |
| Wednesday | 61°F | Chance Light Rain | 15 mph S | 27% |
| Wednesday Night | 45°F | Light Rain Likely | 15 mph SW | 58% |
| Thursday | 53°F | Light Rain Likely | 10 to 15 mph W | 70% |
| Thursday Night | 36°F | Slight Chance Light Rain then Mostly Cloudy | 10 to 15 mph N | 21% |
| Friday | 47°F | Partly Sunny | 5 to 15 mph N | 8% |
| Friday Night | 30°F | Partly Cloudy | 0 to 5 mph N | 3% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 5 mph W | 8% |
| Sunday | 57°F | Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday Night | 33°F | Mostly Clear | 5 mph W | 4% |
| Monday | 59°F | Sunny | 5 to 15 mph SW | 2% |
| Monday Night | 37°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 59°F | Sunny | 5 to 10 mph NW | 0% |
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 Nov 4, 2026.