Genoa, WI Weather & Growing Conditions
Overnight
53°F
Slight Chance Rain Showers
A slight chance of rain showers after 4am. Mostly cloudy. Low around 53, with temperatures rising to around 56 overnight. South wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 53°F | Slight Chance Rain Showers | 7 mph S | 22% |
| Wednesday | 58°F | Rain Showers | 7 to 13 mph S | 80% |
| Wednesday Night | 45°F | Rain Showers | 7 to 12 mph W | 81% |
| Thursday | 53°F | Rain Showers Likely | 7 to 13 mph NW | 74% |
| Thursday Night | 36°F | Mostly Cloudy | 6 to 12 mph N | 3% |
| Friday | 49°F | Mostly Sunny | 6 mph N | 0% |
| Friday Night | 29°F | Mostly Clear | 2 mph N | 0% |
| Saturday | 52°F | Sunny | 0 to 5 mph W | 0% |
| Saturday Night | 34°F | Mostly Clear | 2 mph W | 2% |
| Sunday | 56°F | Sunny | 2 to 7 mph W | 6% |
| Sunday Night | 35°F | Mostly Clear | 2 mph SW | 0% |
| Monday | 62°F | Mostly Sunny | 2 to 8 mph SW | 0% |
| Monday Night | 39°F | Mostly Clear | 5 mph W | 0% |
| Tuesday | 60°F | Sunny | 3 mph NW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Genoa, WI
Last spring frost
Apr 22
First fall frost
Oct 17
Growing season
178 days
Hardiness zone
5a
Explore more for Genoa, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Genoa Dam 8, Wi (4.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.