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Coalton, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Coalton, a village in Montgomery County, Illinois.

This Afternoon
71°F
Slight Chance T-storms
A slight chance of thunderstorms and a slight chance of rain before 2pm, then rain and a slight chance of thunderstorms. Cloudy, with a high near 71. South wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%.

7-day forecast for Coalton

WhenTempForecastWindPrecip
This Afternoon 71°F Slight Chance T-storms 16 to 21 mph S 80%
Tonight 53°F Rain 10 to 15 mph S 96%
Wednesday 62°F Chance Rain Showers then Mostly Cloudy 8 to 13 mph SW 14%
Wednesday Night 43°F Partly Cloudy 6 mph SW 0%
Thursday 63°F Sunny 6 to 12 mph W 1%
Thursday Night 42°F Mostly Cloudy then Slight Chance T-storms 5 mph NW 15%
Friday 57°F Partly Sunny 5 to 9 mph NW 10%
Friday Night 37°F Partly Cloudy 2 to 7 mph N 4%
Saturday 55°F Partly Sunny 3 mph NW 1%
Saturday Night 34°F Partly Cloudy 2 mph W 1%
Sunday 60°F Sunny 2 to 7 mph W 7%
Sunday Night 34°F Mostly Clear 5 mph W 4%
Monday 64°F Sunny 2 to 8 mph SW 3%
Monday Night 39°F Mostly Clear 5 mph SW 2%

Forecast source: National Weather Service (api.weather.gov) for Coalton (39.285, -89.303). Updated through the day.

Growing snapshot for Coalton

Last spring frost
Apr 12
First fall frost
Oct 20
Growing season
190 days
Hardiness zone
6a

More local growing data for Coalton: nearby ZIP 62075 weather · frost dates · planting calendar · Illinois frost dates

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Climate data from the nearest NOAA station, Morrisonville, Il (11.8 mi from Coalton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.