Harman US

Cherry Valley, IL Weather & Growing Conditions

Tonight
57°F
Rain Showers
Rain showers. Cloudy. Low around 57, with temperatures rising to around 60 overnight. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 57°F Rain Showers 15 mph S 87%
Wednesday 60°F Chance Rain Showers 15 mph SSW 45%
Wednesday Night 45°F Chance Rain Showers 15 mph SW 29%
Thursday 55°F Chance Rain Showers 10 to 15 mph WSW 49%
Thursday Night 39°F Chance Rain Showers 5 to 10 mph NW 32%
Friday 50°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph N 18%
Friday Night 31°F Partly Cloudy 0 to 5 mph NNW 2%
Saturday 52°F Mostly Sunny 0 to 5 mph WNW 2%
Saturday Night 31°F Partly Cloudy 0 to 5 mph WSW 3%
Sunday 58°F Mostly Sunny then Slight Chance Rain 5 to 10 mph W 16%
Sunday Night 32°F Mostly Clear 0 to 5 mph W 4%
Monday 61°F Sunny 5 to 15 mph SW 2%
Monday Night 37°F Mostly Clear 5 to 10 mph W 1%
Tuesday 62°F Sunny 5 to 10 mph WNW 1%

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

Growing snapshot for Cherry Valley, IL

Last spring frost
Apr 24
First fall frost
Oct 17
Growing season
174 days
Hardiness zone
5b

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

Climate data from the nearest NOAA station, Rockford Gtr Rockford Ap, Il (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.