Waupun, WI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waupun, a city in Fond Du Lac County, Wisconsin.
Tonight
57°F
Light Rain
Rain. Cloudy, with a low around 57. South wind around 15 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Waupun
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 57°F | Light Rain | 15 mph S | 83% |
| Wednesday | 61°F | Chance Light Rain | 15 mph S | 25% |
| Wednesday Night | 46°F | Cloudy then Chance Light Rain | 15 mph SW | 48% |
| Thursday | 52°F | Light Rain Likely | 10 to 15 mph W | 57% |
| Thursday Night | 36°F | Chance Light Rain then Cloudy | 10 to 15 mph N | 40% |
| Friday | 48°F | Slight Chance Light Rain then Partly Sunny | 5 to 15 mph N | 19% |
| Friday Night | 30°F | Partly Cloudy | 0 to 5 mph N | 3% |
| Saturday | 51°F | Mostly Sunny | 0 to 5 mph W | 1% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 5 mph W | 8% |
| Sunday | 57°F | Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday Night | 33°F | Mostly Clear | 5 mph W | 3% |
| Monday | 59°F | Mostly Sunny | 5 to 15 mph SW | 2% |
| Monday Night | 37°F | Partly Cloudy | 5 to 10 mph W | 0% |
| Tuesday | 59°F | Sunny | 5 to 10 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Waupun (43.632, -88.738). Updated through the day.
Growing snapshot for Waupun
Last spring frost
May 1
First fall frost
Oct 11
Growing season
163 days
Hardiness zone
5a
More local growing data for Waupun: nearby ZIP 53963 weather · frost dates · planting calendar · Wisconsin frost dates
Nearby towns & communities
Alto
Brandon
Brothertown
Campbellsport
Eden
Fairwater
Fond du Lac
Mount Calvary
North Fond du Lac
Oakfield
Ripon
Rosendale
St. Cloud
St. Peter
Taycheedah
Van Dyne
Climate data from the nearest NOAA station, Town Of Westford, Wi (13.4 mi from Waupun). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.