Current conditions at
Illinois Valley Regional Airport (KVYS)
Lat: 41.35°NLon: 89.15°WElev: 650ft.
Fair
75°F
24°C
| Humidity | 40% |
| Wind Speed | NW 15 G 20 mph |
| Barometer | 29.81 in |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 20 Mar 3:20 pm CDT |
Extended Forecast for
Peru IL
This Afternoon

High: 74 °F
Mostly Sunny
Tonight

Low: 42 °F
Mostly Cloudy
Saturday

High: 76 °F
Sunny
Saturday Night

Low: 57 °F
Partly Cloudy
Sunday
High: 68 °F
Partly Sunny
then Mostly
Cloudy and
BreezySunday Night

Low: 32 °F
Partly Cloudy
Monday

High: 50 °F
Sunny
Monday Night

Low: 33 °F
Mostly Cloudy
Tuesday

High: 58 °F
Partly Sunny
Detailed Forecast
This Afternoon
Mostly sunny, with a high near 74. Northwest wind around 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around 42. North wind 5 to 10 mph becoming east after midnight.
Saturday
Sunny, with a high near 76. East southeast wind 5 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 57. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 68. Breezy, with a west northwest wind 10 to 15 mph becoming north 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 56.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A chance of showers. Partly sunny, with a high near 70. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Peru IL
41.32°N 89.12°W
41.32°N 89.12°W
2:31 pm CDT Mar 20, 2026
3pm CDT Mar 20, 2026-6pm CDT Mar 26, 2026


