Illinois Valley Regional Airport (VYS) 15 Day Weather Forecast, Peru United States
Current weather conditions and 15 day weather forecast for Illinois Valley Regional Airport in Peru, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at VYS
| 31 July 2026 Fri 22 ° C ( 71.6°F )  Light rain |
Feels Like : 24.5 ° C / 76.1°F Humidity : % 88 Pressure : 1011 mb Wind Speed : 22.3 kmph / 13.9 miles from SSE 
Visibility : 4.8 km Precipitation (rainfall) : 0.36 mm Cloud (%) : 100 |
15-day weather forecast for Illinois Valley Regional Airport, Peru, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 31 July 2026 Fri |  Sunny |
17 ° C | 30.1 ° C | 21.3 ° C | % 78 | 26.6 km/h | 74% |
| 01 August 2026 Sat |  Light rain shower |
18.8 ° C | 20.7 ° C | 19.3 ° C | % 96 | 28.8 km/h | 93% |
| 02 August 2026 Sun |  Patchy rain nearby |
16.4 ° C | 22.5 ° C | 19.9 ° C | % 85 | 25.9 km/h | 35% |
| 03 August 2026 Mon | Sunny |
13.3 ° C | 24.9 ° C | 19.2 ° C | % 81 | 10.4 km/h | 10% |
| 04 August 2026 Tue | Sunny |
14.7 ° C | 25.4 ° C | 20 ° C | % 81 | 10.4 km/h | 9% |
| 05 August 2026 Wed | Sunny |
17.1 ° C | 27 ° C | 21.7 ° C | % 85 | 12.6 km/h | 13% |
| 06 August 2026 Thu | Patchy rain nearby |
19.1 ° C | 25.8 ° C | 22.5 ° C | % 89 | 11.2 km/h | 86% |
| 07 August 2026 Fri | Patchy rain nearby |
20.5 ° C | 27 ° C | 23.4 ° C | % 90 | 12.2 km/h | 73% |
| 08 August 2026 Sat | Sunny |
20.6 ° C | 29.4 ° C | 24.6 ° C | % 84 | 10.4 km/h | 41% |
| 09 August 2026 Sun | Sunny |
20.6 ° C | 29.6 ° C | 24.8 ° C | % 86 | 15.1 km/h | 12% |
| 10 August 2026 Mon | Sunny |
21.9 ° C | 30.3 ° C | 25.8 ° C | % 86 | 22.7 km/h | 12% |
| 11 August 2026 Tue | Sunny |
20.9 ° C | 31.8 ° C | 25.7 ° C | % 83 | 16.9 km/h | 11% |
| 12 August 2026 Wed |  Partly Cloudy |
20.2 ° C | 28.4 ° C | 24 ° C | % 90 | 28.4 km/h | 78% |
| 13 August 2026 Thu |  Fog |
20.8 ° C | 28.3 ° C | 24 ° C | % 90 | 23.8 km/h | 68% |
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