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Cashton, WI Weather & Growing Conditions

Tonight
56°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 56. East wind 13 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 56°F Showers And Thunderstorms 13 to 16 mph E 100%
Saturday 65°F Showers And Thunderstorms 7 to 13 mph E 94%
Saturday Night 55°F Chance Showers And Thunderstorms 8 to 12 mph NE 52%
Sunday 68°F Partly Sunny 14 mph NE 13%
Sunday Night 49°F Mostly Cloudy 12 mph NE 5%
Monday 63°F Mostly Cloudy then Chance Rain Showers 9 to 13 mph E 31%
Monday Night 45°F Chance Rain Showers 6 to 9 mph NE 31%
Tuesday 62°F Slight Chance Rain Showers then Partly Sunny 6 to 9 mph E 17%
Tuesday Night 44°F Partly Cloudy 2 to 6 mph NE 5%
Wednesday 66°F Sunny 2 to 6 mph E 2%
Wednesday Night 48°F Partly Cloudy 3 mph E 3%
Thursday 69°F Mostly Sunny 3 mph E 6%
Thursday Night 49°F Partly Cloudy 1 mph SE 6%
Friday 70°F Mostly Sunny 3 mph E 3%

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

Growing snapshot for Cashton, WI

Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
170 days
Hardiness zone
5a

Explore more for Cashton, WI: full frost dates · planting calendar · Wisconsin frost dates

Climate data from the nearest NOAA station, Cashton, Wi (0.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.