Harman US

Wyoming, IL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Wyoming, a city in Stark County, Illinois.

This Afternoon
82°F
Mostly Cloudy
Mostly cloudy, with a high near 82. South wind around 8 mph, with gusts as high as 17 mph. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Wyoming

WhenTempForecastWindPrecip
This Afternoon 82°F Mostly Cloudy 8 mph S 14%
Tonight 67°F Chance Showers And Thunderstorms 6 mph ESE 64%
Sunday 72°F Showers And Thunderstorms Likely 5 to 14 mph NE 68%
Sunday Night 57°F Chance Showers And Thunderstorms 10 to 14 mph ENE 46%
Monday 64°F Rain Showers Likely 13 to 16 mph ENE 67%
Monday Night 54°F Rain Showers Likely 10 to 14 mph ENE 61%
Tuesday 63°F Chance Rain Showers 12 to 15 mph NE 52%
Tuesday Night 50°F Mostly Cloudy 6 to 13 mph NNE 9%
Wednesday 65°F Partly Sunny 7 to 10 mph NNE 3%
Wednesday Night 52°F Partly Cloudy 2 to 9 mph NNE 1%
Thursday 69°F Mostly Sunny 6 mph NNE 2%
Thursday Night 55°F Slight Chance Rain Showers 1 to 5 mph NE 15%
Friday 72°F Partly Sunny 2 to 6 mph NE 9%
Friday Night 54°F Partly Cloudy 3 mph NE 6%

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

All Illinois locations ›

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.