Wenonah, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wenonah, a village in Montgomery County, Illinois.
Today
95°F
Slight Chance Showers And Thunderstorms then Partly Sunny
A slight chance of showers and thunderstorms before 11am. Partly sunny, with a high near 95. Southwest wind around 7 mph. Chance of precipitation is 20%.
7-day forecast for Wenonah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 95°F | Slight Chance Showers And Thunderstorms then Partly Sunny | 7 mph SW | 17% |
| Tonight | 70°F | Partly Cloudy | 3 mph SW | 11% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 2 to 8 mph N | 38% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 9 mph NE | 63% |
| Monday | 74°F | Showers And Thunderstorms Likely | 12 mph NE | 68% |
| Monday Night | 55°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 61% |
| Tuesday | 69°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 12 mph NE | 23% |
| Tuesday Night | 52°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph N | 19% |
| Wednesday | 72°F | Mostly Sunny | 6 to 9 mph N | 4% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 8 mph N | 2% |
| Thursday | 74°F | Mostly Sunny | 5 to 8 mph N | 2% |
| Thursday Night | 54°F | Partly Cloudy | 2 to 7 mph NE | 2% |
| Friday | 76°F | Mostly Sunny | 3 to 8 mph NE | 3% |
| Friday Night | 54°F | Partly Cloudy | 3 to 7 mph NE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Wenonah (39.320, -89.288). Updated through the day.
Growing snapshot for Wenonah
Last spring frost
Apr 12
First fall frost
Oct 20
Growing season
190 days
Hardiness zone
6a
More local growing data for Wenonah: nearby ZIP 62075 weather · frost dates · planting calendar · Illinois frost dates
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Climate data from the nearest NOAA station, Morrisonville, Il (11.8 mi from Wenonah). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.