Arenzville, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arenzville, a village in Cass County, Illinois.
This Afternoon
88°F
Mostly Sunny
Mostly sunny, with a high near 88. East wind around 7 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Arenzville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Mostly Sunny | 7 mph E | 12% |
| Tonight | 72°F | Partly Cloudy | 8 mph SE | 10% |
| Saturday | 92°F | Partly Sunny | 8 mph SSW | 7% |
| Saturday Night | 69°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 6 mph SW | 36% |
| Sunday | 83°F | Rain Showers Likely | 2 to 9 mph NNW | 69% |
| Sunday Night | 61°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 8 to 12 mph NE | 71% |
| Monday | 70°F | Showers And Thunderstorms Likely | 12 mph NE | 71% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 8 to 13 mph NE | 42% |
| Tuesday | 66°F | Chance Rain Showers | 10 mph NNE | 34% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 to 9 mph NNE | 4% |
| Wednesday | 70°F | Mostly Sunny | 8 mph NNE | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 2 to 6 mph NNE | 0% |
| Thursday | 71°F | Mostly Sunny | 2 to 6 mph NNE | 4% |
| Thursday Night | 55°F | Partly Cloudy | 5 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov) for Arenzville (39.880, -90.371). Updated through the day.
Growing snapshot for Arenzville
Last spring frost
Apr 19
First fall frost
Oct 17
Growing season
179 days
Hardiness zone
6a
More local growing data for Arenzville: nearby ZIP 62611 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jacksonville 2E, Il (14.8 mi from Arenzville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.