Waltonville, IL Weather & Growing Conditions
Today
87°F
Sunny
Sunny, with a high near 87. Wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 0 mph | 0% |
| Tonight | 64°F | Mostly Clear | 1 mph E | 0% |
| Wednesday | 90°F | Sunny | 1 mph S | 0% |
| Wednesday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 2 mph S | 16% |
| Thursday | 88°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 1 to 5 mph SSW | 37% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 2 mph S | 60% |
| Friday | 88°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 0 to 3 mph SW | 60% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 2 mph WSW | 44% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 2 mph SSW | 44% |
| Saturday Night | 71°F | Partly Cloudy | 2 mph SSW | 13% |
| Sunday | 92°F | Sunny | 2 to 7 mph SSW | 7% |
| Sunday Night | 72°F | Mostly Clear | 6 mph SSW | 4% |
| Monday | 93°F | Sunny | 3 to 8 mph SSW | 5% |
| Monday Night | 73°F | Partly Cloudy | 7 mph SSW | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Waltonville, IL
Last spring frost
Apr 4
First fall frost
Oct 27
Growing season
204 days
Hardiness zone
6b
Explore more for Waltonville, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Rend Lake Dam, Il (12 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.