Willow Springs, IL Weather & Growing Conditions
This Afternoon
72°F
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 72. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Chance Rain Showers | 10 mph E | 46% |
| Tonight | 63°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 10 to 15 mph E | 44% |
| Saturday | 78°F | Showers And Thunderstorms Likely | 10 to 15 mph SE | 83% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely then Showers And Thunderstorms | 5 to 10 mph NE | 82% |
| Sunday | 69°F | Showers And Thunderstorms | 10 to 15 mph NNE | 82% |
| Sunday Night | 56°F | Rain Showers Likely | 15 mph NE | 64% |
| Monday | 64°F | Rain Showers Likely | 15 mph ENE | 56% |
| Monday Night | 53°F | Chance Rain Showers | 10 to 15 mph ENE | 34% |
| Tuesday | 63°F | Slight Chance Rain Showers | 10 to 15 mph NE | 23% |
| Tuesday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph NE | 16% |
| Wednesday | 65°F | Partly Sunny | 5 to 10 mph NNE | 9% |
| Wednesday Night | 53°F | Mostly Cloudy | 5 to 10 mph NNE | 4% |
| Thursday | 68°F | Partly Sunny | 5 to 10 mph NNE | 7% |
| Thursday Night | 54°F | Mostly Cloudy | 5 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Willow Springs, IL
Last spring frost
Apr 19
First fall frost
Oct 22
Growing season
183 days
Hardiness zone
6a
Explore more for Willow Springs, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Little Red School Hse, Il (0.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.