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Shell Lake, WI Weather & Growing Conditions

Today
62°F
Patchy Fog
Patchy fog and a slight chance of rain showers before 2pm. Cloudy, with a high near 62. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 62°F Patchy Fog 5 to 10 mph NE 18%
Tonight 48°F Patchy Fog 5 mph NE 7%
Sunday 64°F Mostly Cloudy 5 to 15 mph NE 0%
Sunday Night 42°F Mostly Cloudy 5 to 10 mph NE 0%
Monday 64°F Partly Sunny 5 mph E 0%
Monday Night 39°F Partly Cloudy 5 mph E 2%
Tuesday 67°F Sunny 0 to 5 mph E 2%
Tuesday Night 39°F Mostly Clear 0 to 5 mph SE 1%
Wednesday 69°F Sunny 0 to 5 mph SE 0%
Wednesday Night 42°F Mostly Clear 0 to 5 mph SE 2%
Thursday 70°F Mostly Sunny 0 to 5 mph SE 4%
Thursday Night 45°F Partly Cloudy 0 to 5 mph SE 3%
Friday 73°F Mostly Sunny 0 to 5 mph SE 4%
Friday Night 48°F Partly Cloudy 0 to 5 mph SE 7%

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

Growing snapshot for Shell Lake, WI

Last spring frost
May 14
First fall frost
Sep 28
Growing season
135 days
Hardiness zone
4a

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

Climate data from the nearest NOAA station, Spooner Ag Res Stn, Wi (7.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.