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Mazomanie, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mazomanie, a village in Dane County, Wisconsin.

This Afternoon
68°F
Showers And Thunderstorms
Showers and thunderstorms before 4pm, then a chance of showers and thunderstorms. Cloudy, with a high near 68. Northeast wind 0 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Mazomanie

WhenTempForecastWindPrecip
This Afternoon 68°F Showers And Thunderstorms 0 to 5 mph NE 99%
Tonight 58°F Chance Showers And Thunderstorms 5 to 10 mph NE 74%
Sunday 66°F Isolated Rain Showers then Mostly Cloudy 10 to 15 mph NE 18%
Sunday Night 50°F Mostly Cloudy 10 to 15 mph NE 3%
Monday 64°F Mostly Cloudy then Chance Rain Showers 10 to 15 mph NE 29%
Monday Night 47°F Chance Rain Showers 5 to 10 mph NE 33%
Tuesday 62°F Chance Rain Showers 5 to 10 mph NE 33%
Tuesday Night 46°F Partly Cloudy 5 to 10 mph NE 4%
Wednesday 66°F Mostly Sunny 5 to 10 mph NE 3%
Wednesday Night 47°F Partly Cloudy 0 to 5 mph NE 2%
Thursday 69°F Partly Sunny then Slight Chance Rain Showers 0 to 5 mph NE 15%
Thursday Night 51°F Slight Chance Rain Showers then Mostly Cloudy 0 to 5 mph NE 15%
Friday 73°F Partly Sunny 0 to 5 mph NE 5%
Friday Night 50°F Partly Cloudy 0 mph 5%

Forecast source: National Weather Service (api.weather.gov) for Mazomanie (43.172, -89.795). Updated through the day.

Growing snapshot for Mazomanie

Last spring frost
May 7
First fall frost
Oct 1
Growing season
148 days
Hardiness zone
5a

More local growing data for Mazomanie: nearby ZIP 53560 weather · frost dates · planting calendar · Wisconsin frost dates

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Climate data from the nearest NOAA station, Mazomanie Wwtp, Wi (4.4 mi from Mazomanie). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.