Harman US

Canton, IL Weather & Growing Conditions

This Afternoon
84°F
Mostly Cloudy
Mostly cloudy, with a high near 84. South wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 84°F Mostly Cloudy 7 mph S 8%
Tonight 68°F Slight Chance Showers And Thunderstorms 6 mph SSW 39%
Sunday 77°F Chance Showers And Thunderstorms 3 to 12 mph NNE 51%
Sunday Night 58°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 10 to 14 mph NE 55%
Monday 66°F Showers And Thunderstorms 12 mph ENE 75%
Monday Night 54°F Rain Showers Likely 9 mph ENE 62%
Tuesday 64°F Rain Showers Likely 10 mph NE 56%
Tuesday Night 51°F Mostly Cloudy 5 to 8 mph NNE 11%
Wednesday 66°F Partly Sunny 7 mph NNE 2%
Wednesday Night 52°F Partly Cloudy 2 to 6 mph NNE 2%
Thursday 70°F Mostly Sunny 5 mph NNE 2%
Thursday Night 55°F Slight Chance Rain Showers 3 mph NE 15%
Friday 73°F Slight Chance Rain Showers then Partly Sunny 1 to 5 mph NE 15%
Friday Night 55°F Partly Cloudy 3 mph NE 8%

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

Growing snapshot for Canton, IL

Last spring frost
Apr 17
First fall frost
Oct 19
Growing season
185 days
Hardiness zone
6a

Explore more for Canton, IL: full frost dates · planting calendar · Illinois frost dates

Climate data from the nearest NOAA station, Havana, Il (16.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.