Wyoming, IL Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wyoming, a city in Stark County, Illinois.
Today
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 2pm. Cloudy, with a high near 83. East southeast wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Wyoming
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Chance Showers And Thunderstorms | 7 mph ESE | 49% |
| Tonight | 66°F | Showers And Thunderstorms Likely | 5 mph WSW | 86% |
| Sunday | 72°F | Showers And Thunderstorms Likely | 5 to 15 mph NNE | 72% |
| Sunday Night | 57°F | Chance Showers And Thunderstorms | 13 to 16 mph NE | 53% |
| Monday | 65°F | Showers And Thunderstorms Likely | 17 mph ENE | 65% |
| Monday Night | 52°F | Chance Rain Showers | 12 to 16 mph NE | 46% |
| Tuesday | 63°F | Slight Chance Rain Showers | 12 to 16 mph NE | 24% |
| Tuesday Night | 49°F | Partly Cloudy | 6 to 14 mph NNE | 11% |
| Wednesday | 67°F | Mostly Sunny | 8 to 12 mph NNE | 3% |
| Wednesday Night | 52°F | Partly Cloudy | 3 to 9 mph NNE | 1% |
| Thursday | 69°F | Partly Sunny | 7 mph NNE | 5% |
| Thursday Night | 53°F | Mostly Cloudy | 5 mph NE | 4% |
| Friday | 72°F | Mostly Sunny | 3 to 7 mph NE | 3% |
| Friday Night | 53°F | Partly Cloudy | 2 to 6 mph ENE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Wyoming (41.064, -89.773). Updated through the day.
Growing snapshot for Wyoming
Last spring frost
Apr 22
First fall frost
Oct 14
Growing season
174 days
Hardiness zone
5b
More local growing data for Wyoming: nearby ZIP 61491 weather · frost dates · planting calendar · Illinois frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Princeville, Il (8.9 mi from Wyoming). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.