Valmeyer, IL Weather & Growing Conditions
Tonight
71°F
Partly Cloudy
Partly cloudy, with a low around 71. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Partly Cloudy | 5 mph SE | 11% |
| Saturday | 99°F | Mostly Sunny | 2 to 6 mph SW | 5% |
| Saturday Night | 72°F | Partly Cloudy | 3 mph S | 0% |
| Sunday | 96°F | Mostly Sunny | 5 mph W | 14% |
| Sunday Night | 67°F | Chance Showers And Thunderstorms | 5 mph N | 52% |
| Monday | 83°F | Showers And Thunderstorms Likely | 3 to 8 mph N | 65% |
| Monday Night | 60°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 to 8 mph N | 65% |
| Tuesday | 74°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph N | 19% |
| Tuesday Night | 55°F | Mostly Cloudy | 3 to 9 mph N | 7% |
| Wednesday | 76°F | Mostly Sunny | 7 mph N | 2% |
| Wednesday Night | 55°F | Partly Cloudy | 1 to 6 mph N | 2% |
| Thursday | 77°F | Mostly Sunny | 2 to 6 mph N | 3% |
| Thursday Night | 57°F | Partly Cloudy | 5 mph N | 3% |
| Friday | 77°F | Mostly Sunny | 2 to 6 mph N | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Valmeyer, IL
Last spring frost
Apr 9
First fall frost
Oct 26
Growing season
197 days
Hardiness zone
7a
Explore more for Valmeyer, IL: full frost dates · planting calendar · Illinois frost dates
Climate data from the nearest NOAA station, Festus, Mo (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.