Rio, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rio, a village in Columbia County, Wisconsin.
Overnight
57°F
Light Rain
Rain. Cloudy, with a low around 57. 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 for Rio
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Light Rain | 10 to 15 mph S | 87% |
| Wednesday | 60°F | Slight Chance Light Rain | 10 to 15 mph S | 23% |
| Wednesday Night | 45°F | Light Rain Likely | 15 mph SW | 62% |
| Thursday | 53°F | Light Rain Likely | 10 to 15 mph W | 67% |
| Thursday Night | 37°F | Mostly Cloudy | 10 to 15 mph N | 13% |
| Friday | 47°F | Partly Sunny | 5 to 15 mph N | 3% |
| Friday Night | 28°F | Mostly Clear | 0 to 5 mph N | 0% |
| Saturday | 50°F | Sunny | 0 to 5 mph NW | 0% |
| Saturday Night | 32°F | Mostly Clear | 5 mph W | 3% |
| Sunday | 56°F | Sunny | 5 to 10 mph W | 7% |
| Sunday Night | 34°F | Mostly Clear | 5 mph W | 0% |
| Monday | 60°F | Mostly Sunny | 5 to 10 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 to 10 mph W | 0% |
| Tuesday | 59°F | Sunny | 5 to 10 mph NW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Rio (43.452, -89.242). Updated through the day.
Growing snapshot for Rio
Last spring frost
May 4
First fall frost
Oct 6
Growing season
154 days
Hardiness zone
5a
More local growing data for Rio: nearby ZIP 53960 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Arlington
Cambria
Columbus
Dekorra
Doylestown
Fall River
Friesland
Lake Wisconsin
Lodi
Pardeeville
Portage
Poynette
Randolph
Wyocena
Climate data from the nearest NOAA station, Arlington, Wi (10.1 mi from Rio). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.