Tolono, IL Weather & Growing Conditions
This Afternoon
87°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a high near 87. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 87°F | Chance Showers And Thunderstorms | 7 mph S | 49% |
| Tonight | 68°F | Mostly Cloudy | 6 mph S | 13% |
| Sunday | 83°F | Partly Sunny then Chance Showers And Thunderstorms | 6 to 12 mph N | 34% |
| Sunday Night | 59°F | Chance Showers And Thunderstorms | 13 mph NE | 40% |
| Monday | 70°F | Showers And Thunderstorms Likely | 14 mph NE | 66% |
| Monday Night | 54°F | Chance Rain Showers | 10 to 14 mph ENE | 47% |
| Tuesday | 67°F | Chance Rain Showers | 14 mph NE | 45% |
| Tuesday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 8 to 14 mph NNE | 15% |
| Wednesday | 68°F | Partly Sunny | 10 mph NNE | 10% |
| Wednesday Night | 53°F | Partly Cloudy | 5 to 10 mph NNE | 2% |
| Thursday | 72°F | Partly Sunny | 8 mph NNE | 1% |
| Thursday Night | 55°F | Mostly Cloudy | 7 mph NNE | 5% |
| Friday | 75°F | Partly Sunny | 8 mph NNE | 5% |
| Friday Night | 54°F | Partly Cloudy | 7 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Tolono, IL
Last spring frost
Apr 19
First fall frost
Oct 17
Growing season
180 days
Hardiness zone
6a
Explore more for Tolono, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Champaign Willard Ap, Il (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.