Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
39°F
4°C
| Humidity | 42% |
| Wind Speed | S 9 mph |
| Barometer | 30.05 in |
| Dewpoint | 18°F (-8°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 9 Feb 1:01 pm CST |
Extended Forecast for
Peru IL
This Afternoon
High: 44 °F
Mostly Cloudy
Tonight
Low: 36 °F
Mostly Cloudy
Tuesday
High: 47 °F
Mostly Sunny
Tuesday Night
Low: 26 °F
Mostly Clear
Wednesday
High: 43 °F
Sunny
Wednesday Night
Low: 27 °F
Partly Cloudy
Thursday
High: 41 °F
Cloudy then
Slight Chance
SnowThursday Night
Low: 26 °F
Mostly Cloudy
Friday
High: 45 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 44. South southwest wind around 10 mph.
Tonight
Mostly cloudy, with a low around 36. South wind around 10 mph becoming west after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 26. Northwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 43. Northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
A 20 percent chance of snow after noon. Cloudy, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Mostly sunny, with a high near 45.
Friday Night
Partly cloudy, with a low around 29.
Saturday
A chance of rain. Mostly cloudy, with a high near 45.
Saturday Night
Rain likely. Mostly cloudy, with a low around 32.
Sunday
A chance of rain. Mostly sunny, with a high near 45.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Peru IL
41.32°N 89.12°W
41.32°N 89.12°W
12:36 pm CST Feb 9, 2026
1pm CST Feb 9, 2026-6pm CST Feb 15, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
