Rock Falls, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rock Falls, a community in Dunn County, Wisconsin.
This Afternoon
62°F
Patchy Fog
Patchy fog and showers and thunderstorms. Mostly cloudy, with a high near 62. East wind around 15 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
7-day forecast for Rock Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 62°F | Patchy Fog | 15 mph E | 83% |
| Tonight | 54°F | Patchy Fog | 15 mph E | 96% |
| Saturday | 64°F | Patchy Fog then Drizzle Likely | 10 mph ENE | 65% |
| Saturday Night | 53°F | Slight Chance Drizzle then Mostly Cloudy | 10 mph NE | 19% |
| Sunday | 70°F | Partly Sunny | 10 to 15 mph NE | 5% |
| Sunday Night | 46°F | Mostly Cloudy | 5 to 10 mph ENE | 2% |
| Monday | 65°F | Mostly Cloudy | 5 to 10 mph ENE | 8% |
| Monday Night | 42°F | Mostly Cloudy | 5 to 10 mph ENE | 7% |
| Tuesday | 64°F | Mostly Sunny | 5 to 10 mph ENE | 6% |
| Tuesday Night | 42°F | Partly Cloudy | 0 to 5 mph E | 3% |
| Wednesday | 67°F | Sunny | 0 to 5 mph ESE | 0% |
| Wednesday Night | 46°F | Partly Cloudy | 0 to 5 mph SE | 4% |
| Thursday | 70°F | Mostly Sunny | 0 to 5 mph SSE | 6% |
| Thursday Night | 49°F | Partly Cloudy | 0 mph | 6% |
Forecast source: National Weather Service (api.weather.gov) for Rock Falls (44.716, -91.699). Updated through the day.
Growing snapshot for Rock Falls
Last spring frost
Apr 24
First fall frost
Oct 14
Growing season
170 days
Hardiness zone
4b
More local growing data for Rock Falls: nearby ZIP 54739 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Boyceville
Colfax
Downing
Downsville
Elk Mound
Glenwood City
Knapp
Menomonie
Ridgeland
Tainter Lake
Wheeler
Climate data from the nearest NOAA station, Eau Claire 3Sw, Wi (10.3 mi from Rock Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.