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Fond du Lac, WI Weather & Growing Conditions

Overnight
56°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 56. East wind 5 to 15 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 56°F Showers And Thunderstorms 5 to 15 mph E 100%
Saturday 65°F Showers And Thunderstorms 10 to 15 mph SE 100%
Saturday Night 56°F Chance Showers And Thunderstorms 10 mph NE 72%
Sunday 66°F Scattered Rain Showers then Partly Sunny 15 mph NE 26%
Sunday Night 50°F Mostly Cloudy 10 to 15 mph NE 1%
Monday 62°F Mostly Cloudy 10 to 15 mph NE 9%
Monday Night 47°F Mostly Cloudy 10 mph NE 10%
Tuesday 61°F Partly Sunny 10 to 15 mph NE 10%
Tuesday Night 47°F Partly Cloudy 5 to 10 mph NE 8%
Wednesday 64°F Mostly Sunny 5 to 10 mph NE 8%
Wednesday Night 49°F Partly Cloudy 0 to 5 mph NE 3%
Thursday 68°F Mostly Sunny 0 to 5 mph NE 3%
Thursday Night 50°F Partly Cloudy 0 to 5 mph NE 5%
Friday 70°F Mostly Sunny 0 to 5 mph N 3%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Fond du Lac, WI

Last spring frost
May 1
First fall frost
Oct 12
Growing season
162 days
Hardiness zone
5b

Explore more for Fond du Lac, WI: full frost dates · planting calendar · Wisconsin frost dates

Climate data from the nearest NOAA station, Fond Du Lac Wwtp, Wi (1.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.