Wenonah, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wenonah, a village in Montgomery County, Illinois.
This Afternoon
95°F
Slight Chance Rain Showers
A slight chance of rain showers between 3pm and 4pm. Mostly cloudy. High near 95, with temperatures falling to around 91 in the afternoon. West wind around 5 mph. Chance of precipitation is 20%.
7-day forecast for Wenonah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Slight Chance Rain Showers | 5 mph W | 15% |
| Tonight | 70°F | Mostly Cloudy | 1 to 5 mph S | 5% |
| Sunday | 89°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 to 8 mph NW | 47% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 78% |
| Monday | 75°F | Showers And Thunderstorms | 9 mph NE | 78% |
| Monday Night | 55°F | Chance Rain Showers | 6 to 9 mph NE | 36% |
| Tuesday | 70°F | Chance Rain Showers then Mostly Cloudy | 10 mph NE | 33% |
| Tuesday Night | 52°F | Mostly Cloudy | 5 to 10 mph N | 7% |
| Wednesday | 71°F | Partly Sunny | 6 to 9 mph N | 2% |
| Wednesday Night | 53°F | Partly Cloudy | 2 to 7 mph N | 0% |
| Thursday | 74°F | Mostly Sunny | 3 to 7 mph N | 0% |
| Thursday Night | 55°F | Mostly Cloudy | 2 to 6 mph N | 9% |
| Friday | 77°F | Slight Chance Rain Showers | 2 to 7 mph NE | 16% |
| Friday Night | 54°F | Slight Chance Rain Showers then Partly Cloudy | 2 to 6 mph NE | 16% |
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
Nearby towns & communities
Butler
Coalton
Coffeen
Donnellson
Farmersville
Fillmore
Harvel
Hillsboro
Irving
Litchfield
Nokomis
Ohlman
Panama
Raymond
Schram City
Taylor Springs
Waggoner
Walshville
Witt
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.