Harman US

Marshall, IL Weather & Growing Conditions

Tonight
69°F
Mostly Cloudy
Mostly cloudy, with a low around 69. East southeast wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 69°F Mostly Cloudy 7 mph ESE 6%
Saturday 91°F Chance Showers And Thunderstorms 6 to 10 mph SSW 30%
Saturday Night 70°F Mostly Cloudy then Slight Chance Showers And Thunderstorms 8 mph S 17%
Sunday 90°F Slight Chance Showers And Thunderstorms 3 to 9 mph WNW 23%
Sunday Night 63°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 10 mph NNE 52%
Monday 76°F Showers And Thunderstorms Likely 13 mph NE 57%
Monday Night 57°F Showers And Thunderstorms Likely 10 to 14 mph NE 57%
Tuesday 71°F Chance Showers And Thunderstorms 14 mph NNE 40%
Tuesday Night 54°F Mostly Cloudy 7 to 14 mph NNE 12%
Wednesday 72°F Partly Sunny 10 mph NNE 4%
Wednesday Night 54°F Mostly Cloudy 5 to 10 mph N 4%
Thursday 73°F Mostly Sunny 6 to 9 mph N 3%
Thursday Night 55°F Partly Cloudy 5 to 8 mph NNE 3%
Friday 74°F Mostly Sunny 6 to 9 mph NNE 3%

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

Growing snapshot for Marshall, IL

Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
179 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Paris Stp, Il (15.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.