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Westby, WI Weather & Growing Conditions

Today
64°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 64, with temperatures falling to around 62 in the afternoon. East wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 64°F Showers And Thunderstorms 7 mph E 86%
Tonight 54°F Showers And Thunderstorms Likely 9 mph NE 59%
Sunday 66°F Mostly Cloudy 9 to 13 mph NE 13%
Sunday Night 48°F Mostly Cloudy 10 mph NE 4%
Monday 63°F Mostly Cloudy 8 to 12 mph NE 12%
Monday Night 44°F Mostly Cloudy 5 to 9 mph NE 12%
Tuesday 63°F Mostly Sunny 5 to 9 mph E 6%
Tuesday Night 42°F Mostly Clear 2 to 6 mph NE 2%
Wednesday 66°F Sunny 6 mph E 2%
Wednesday Night 45°F Mostly Clear 3 mph E 2%
Thursday 68°F Mostly Sunny 3 mph E 5%
Thursday Night 48°F Partly Cloudy 2 mph E 3%
Friday 71°F Mostly Sunny 3 mph E 2%
Friday Night 48°F Partly Cloudy 2 mph SE 2%

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

Growing snapshot for Westby, WI

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

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

Climate data from the nearest NOAA station, Cashton, Wi (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.