Butte des Morts, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Butte des Morts, a community in Winnebago County, Wisconsin.
Overnight
55°F
Chance Rain Showers
A chance of rain showers before 1am. Mostly cloudy. Low around 55, with temperatures rising to around 57 overnight. Northeast wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Butte des Morts
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 55°F | Chance Rain Showers | 14 mph NE | 31% |
| Sunday | 67°F | Partly Sunny | 14 to 17 mph NE | 2% |
| Sunday Night | 49°F | Mostly Cloudy | 13 to 17 mph NE | 0% |
| Monday | 61°F | Partly Sunny | 12 to 15 mph NE | 2% |
| Monday Night | 47°F | Mostly Cloudy | 13 mph NE | 8% |
| Tuesday | 61°F | Partly Sunny | 10 to 14 mph ENE | 8% |
| Tuesday Night | 48°F | Partly Cloudy | 10 mph NE | 4% |
| Wednesday | 64°F | Mostly Sunny | 8 to 13 mph NE | 3% |
| Wednesday Night | 50°F | Partly Cloudy | 5 to 8 mph NE | 2% |
| Thursday | 67°F | Mostly Sunny | 7 mph ENE | 5% |
| Thursday Night | 52°F | Mostly Cloudy | 5 mph NE | 5% |
| Friday | 70°F | Partly Sunny | 3 mph NE | 4% |
| Friday Night | 52°F | Partly Cloudy | 2 mph ENE | 4% |
| Saturday | 71°F | Mostly Sunny | 1 to 5 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Butte des Morts (44.106, -88.657). Updated through the day.
Growing snapshot for Butte des Morts
Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
178 days
Hardiness zone
5b
More local growing data for Butte des Morts: nearby ZIP 54927 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oshkosh, Wi (7.5 mi from Butte des Morts). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.