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Mound Station, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Mound Station, a village in Brown County, Illinois.

Overnight
72°F
Mostly Clear
Mostly clear, with a low around 72. South wind around 7 mph.

7-day forecast for Mound Station

WhenTempForecastWindPrecip
Overnight 72°F Mostly Clear 7 mph S 8%
Saturday 91°F Mostly Cloudy 8 mph SW 9%
Saturday Night 69°F Slight Chance Showers And Thunderstorms 5 mph SW 58%
Sunday 78°F Showers And Thunderstorms 3 to 10 mph NW 54%
Sunday Night 61°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 9 to 13 mph NE 71%
Monday 66°F Showers And Thunderstorms Likely 13 mph NE 71%
Monday Night 55°F Chance Rain Showers 9 to 13 mph NE 36%
Tuesday 63°F Chance Rain Showers 12 mph NE 25%
Tuesday Night 50°F Partly Cloudy 5 to 10 mph N 4%
Wednesday 67°F Mostly Sunny 8 mph N 1%
Wednesday Night 53°F Partly Cloudy 6 mph NE 1%
Thursday 70°F Mostly Sunny 6 mph NE 4%
Thursday Night 56°F Partly Cloudy 5 mph NE 4%
Friday 72°F Mostly Sunny 3 to 7 mph NE 7%

Forecast source: National Weather Service (api.weather.gov) for Mound Station (40.007, -90.874). Updated through the day.

Growing snapshot for Mound Station

Last spring frost
Apr 18
First fall frost
Oct 21
Growing season
187 days
Hardiness zone
6a

More local growing data for Mound Station: nearby ZIP 62375 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Golden, Il (11.3 mi from Mound Station). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.