Big Falls, WI Weather & Growing Conditions
This Afternoon
62°F
Showers And Thunderstorms Likely
Rain showers likely before 4pm, then showers and thunderstorms likely. Cloudy, with a high near 62. East northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Showers And Thunderstorms Likely | 10 mph ENE | 74% |
| Tonight | 51°F | Chance Showers And Thunderstorms then Mostly Cloudy | 6 to 9 mph NE | 48% |
| Sunday | 67°F | Mostly Sunny | 7 to 13 mph NE | 1% |
| Sunday Night | 45°F | Mostly Cloudy | 10 mph NE | 0% |
| Monday | 61°F | Mostly Cloudy | 8 to 12 mph NE | 1% |
| Monday Night | 41°F | Mostly Cloudy | 6 to 9 mph NE | 1% |
| Tuesday | 63°F | Mostly Sunny | 6 to 10 mph ENE | 1% |
| Tuesday Night | 41°F | Mostly Clear | 3 to 8 mph NE | 1% |
| Wednesday | 66°F | Sunny | 3 to 9 mph ENE | 1% |
| Wednesday Night | 44°F | Patchy Fog | 1 to 6 mph NE | 1% |
| Thursday | 68°F | Mostly Sunny | 2 to 6 mph NE | 3% |
| Thursday Night | 45°F | Partly Cloudy | 0 to 3 mph NE | 2% |
| Friday | 71°F | Mostly Sunny | 1 to 5 mph ENE | 3% |
| Friday Night | 46°F | Partly Cloudy | 0 to 3 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Big Falls, WI
Last spring frost
May 4
First fall frost
Oct 6
Growing season
154 days
Hardiness zone
5a
Explore more for Big Falls, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Clintonville, Wi (13.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.