Nelsonville, WI Weather & Growing Conditions
Today
80°F
Mostly Cloudy
Mostly cloudy. High near 80, with temperatures falling to around 78 in the afternoon. Heat index values as high as 79. West southwest wind 8 to 12 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Mostly Cloudy | 8 to 12 mph WSW | 13% |
| Tonight | 59°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 24% |
| Wednesday | 79°F | Partly Sunny | 5 mph WNW | 9% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 5 mph NW | 0% |
| Thursday | 83°F | Mostly Sunny | 0 to 5 mph WSW | 0% |
| Thursday Night | 59°F | Mostly Clear | 5 mph SSW | 0% |
| Friday | 84°F | Sunny | 2 to 12 mph SW | 6% |
| Friday Night | 63°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 18% |
| Saturday | 85°F | Mostly Sunny | 5 to 10 mph SW | 14% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms | 3 to 9 mph WSW | 38% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 5 to 9 mph W | 38% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 2 to 9 mph NW | 41% |
| Monday | 83°F | Chance Showers And Thunderstorms | 2 to 8 mph SSE | 31% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 3 to 8 mph NNW | 35% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Nelsonville, WI
Last spring frost
May 4
First fall frost
Oct 7
Growing season
155 days
Hardiness zone
5a
Explore more for Nelsonville, WI: full frost dates · planting calendar · Wisconsin frost dates
Climate data from the nearest NOAA station, Stevens Pt, Wi (15 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.