Rock Falls, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rock Falls, a community in Dunn County, Wisconsin.
Tonight
55°F
Light Rain
Rain and patchy fog. Mostly cloudy. Low around 55, with temperatures rising to around 58 overnight. Southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Rock Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Light Rain | 5 mph SE | 92% |
| Wednesday | 60°F | Light Rain | 5 to 10 mph SSE | 81% |
| Wednesday Night | 46°F | Light Rain | 5 to 10 mph W | 85% |
| Thursday | 49°F | Light Rain Likely | 10 to 15 mph N | 58% |
| Thursday Night | 35°F | Mostly Cloudy | 10 to 15 mph NNE | 4% |
| Friday | 47°F | Partly Sunny | 5 to 10 mph NNE | 0% |
| Friday Night | 29°F | Partly Cloudy | 0 mph | 0% |
| Saturday | 52°F | Mostly Sunny | 0 to 5 mph WSW | 1% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 56°F | Mostly Sunny | 5 to 10 mph WNW | 14% |
| Sunday Night | 35°F | Partly Cloudy | 5 mph SW | 2% |
| Monday | 58°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 38°F | Mostly Clear | 5 mph W | 1% |
| Tuesday | 55°F | Sunny | 5 to 10 mph WNW | 1% |
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 Nov 4, 2026.