Harman US

Rossville, IL Weather & Growing Conditions

This Afternoon
75°F
Slight Chance Light Rain
A slight chance of rain after 5pm. Partly sunny, with a high near 75. South wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 75°F Slight Chance Light Rain 17 mph S 15%
Tonight 59°F Light Rain 13 to 16 mph S 79%
Wednesday 65°F Chance Light Rain then Mostly Cloudy 9 to 14 mph SSW 30%
Wednesday Night 46°F Mostly Cloudy 7 mph SW 1%
Thursday 62°F Mostly Sunny 7 to 12 mph WSW 4%
Thursday Night 43°F Mostly Cloudy 1 to 5 mph WNW 14%
Friday 56°F Slight Chance Light Rain then Partly Sunny 2 to 8 mph NNW 18%
Friday Night 36°F Mostly Cloudy 2 to 6 mph NNW 8%
Saturday 55°F Mostly Sunny 3 mph NW 5%
Saturday Night 33°F Partly Cloudy 1 mph WNW 2%
Sunday 60°F Mostly Sunny 1 to 7 mph W 9%
Sunday Night 33°F Mostly Clear 3 mph WNW 10%
Monday 63°F Sunny 1 to 7 mph WSW 5%
Monday Night 38°F Mostly Clear 5 mph WSW 2%

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

Growing snapshot for Rossville, IL

Last spring frost
Apr 22
First fall frost
Oct 19
Growing season
180 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Hoopeston, Il (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.