Waupun, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Waupun, a city in Fond Du Lac County, Wisconsin.

This Afternoon

67°F

Chance Rain Showers

A chance of rain showers. Cloudy, with a high near 67. East wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Waupun

When	Temp	Forecast	Wind	Precip
This Afternoon	67°F	Chance Rain Showers	10 mph E	42%
Tonight	56°F	Showers And Thunderstorms	10 to 15 mph E	99%
Saturday	67°F	Showers And Thunderstorms	10 to 15 mph E	94%
Saturday Night	55°F	Showers And Thunderstorms	10 mph NE	77%
Sunday	67°F	Chance Rain Showers	10 to 15 mph NE	31%
Sunday Night	48°F	Mostly Cloudy	10 to 15 mph NE	10%
Monday	62°F	Mostly Cloudy	10 to 15 mph NE	10%
Monday Night	45°F	Mostly Cloudy	10 mph NE	11%
Tuesday	61°F	Partly Sunny	10 to 15 mph NE	11%
Tuesday Night	44°F	Partly Cloudy	5 to 10 mph NE	7%
Wednesday	64°F	Mostly Sunny	5 to 10 mph NE	5%
Wednesday Night	46°F	Partly Cloudy	0 to 5 mph NE	2%
Thursday	68°F	Mostly Sunny	0 to 5 mph NE	2%
Thursday Night	48°F	Partly Cloudy	0 to 5 mph N	5%

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

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

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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 Sep 18, 2026.