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Oconto, WI Weather & Growing Conditions

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

Tonight
52°F
Rain Showers Likely
Rain showers likely. Cloudy, with a low around 52. East wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Oconto

WhenTempForecastWindPrecip
Tonight 52°F Rain Showers Likely 7 mph E 63%
Saturday 64°F Rain Showers Likely 8 to 12 mph ESE 70%
Saturday Night 48°F Chance Rain Showers then Mostly Cloudy 9 mph NE 44%
Sunday 68°F Mostly Sunny 9 to 15 mph NE 3%
Sunday Night 45°F Mostly Cloudy 9 to 14 mph NE 1%
Monday 62°F Mostly Cloudy 10 to 15 mph NE 0%
Monday Night 43°F Mostly Cloudy 7 to 13 mph NE 1%
Tuesday 62°F Mostly Sunny 7 to 15 mph ENE 3%
Tuesday Night 43°F Partly Cloudy 5 to 10 mph ENE 6%
Wednesday 65°F Mostly Sunny 5 to 10 mph NE 6%
Wednesday Night 45°F Partly Cloudy 2 to 7 mph NNE 4%
Thursday 69°F Mostly Sunny 2 to 7 mph NE 4%
Thursday Night 46°F Partly Cloudy 3 mph NNE 4%
Friday 71°F Mostly Sunny 2 to 6 mph NNE 4%

Forecast source: National Weather Service (api.weather.gov) for Oconto (44.893, -87.869). Updated through the day.

Growing snapshot for Oconto

Last spring frost
May 9
First fall frost
Oct 6
Growing season
150 days
Hardiness zone
5a

More local growing data for Oconto: nearby ZIP 54153 weather · frost dates · planting calendar · Wisconsin frost dates

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Climate data from the nearest NOAA station, Oconto 4 W, Wi (2 mi from Oconto). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.