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Baraboo, WI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Baraboo, a city in Sauk County, Wisconsin.

Overnight
56°F
Light Rain Likely
Rain likely. Cloudy, with a low around 56. South wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Baraboo

WhenTempForecastWindPrecip
Overnight 56°F Light Rain Likely 10 mph S 59%
Wednesday 59°F Chance Light Rain 10 to 15 mph S 26%
Wednesday Night 45°F Light Rain Likely 15 mph SW 66%
Thursday 53°F Light Rain Likely 10 mph NW 59%
Thursday Night 37°F Mostly Cloudy 10 to 15 mph N 7%
Friday 48°F Partly Sunny 5 to 10 mph N 2%
Friday Night 29°F Mostly Clear 0 mph 0%
Saturday 51°F Sunny 0 to 5 mph W 0%
Saturday Night 33°F Mostly Clear 0 to 5 mph W 3%
Sunday 56°F Sunny 5 to 10 mph W 6%
Sunday Night 34°F Mostly Clear 0 to 5 mph W 0%
Monday 61°F Mostly Sunny 0 to 10 mph SW 0%
Monday Night 39°F Mostly Clear 5 mph W 0%
Tuesday 61°F Sunny 5 mph NW 1%

Forecast source: National Weather Service (api.weather.gov) for Baraboo (43.469, -89.737). Updated through the day.

Growing snapshot for Baraboo

Last spring frost
May 5
First fall frost
Oct 5
Growing season
152 days
Hardiness zone
5a

More local growing data for Baraboo: nearby ZIP 53913 weather · frost dates · planting calendar · Wisconsin frost dates

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Climate data from the nearest NOAA station, Baraboo, Wi (2.4 mi from Baraboo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.