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
| 05 December 2025 Fri -18.8 ° C ( -1.8°F )  Overcast |
Feels Like : -24.8 ° C / -12.6°F Humidity : % 77 Pressure : 1021 mb Wind Speed : 7.9 kmph / 4.9 miles from SSW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
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 |
|---|---|---|---|---|---|---|---|
| 05 December 2025 Fri |  Cloudy |
-21.6 ° C | 0 ° C | -8.3 ° C | % 79 | 19.4 km/h | 0% |
| 06 December 2025 Sat | Overcast |
-3.4 ° C | 0.1 ° C | -1.4 ° C | % 91 | 11.5 km/h | 0% |
| 07 December 2025 Sun |  Moderate snow |
-16.5 ° C | -1.5 ° C | -4.2 ° C | % 90 | 24.5 km/h | 87% |
| 08 December 2025 Mon |  Mist |
-18.7 ° C | -7.8 ° C | -13.6 ° C | % 91 | 15.5 km/h | 0% |
| 09 December 2025 Tue | Overcast |
-10.2 ° C | 1 ° C | -5.3 ° C | % 86 | 32.4 km/h | 0% |
| 10 December 2025 Wed |  Patchy rain nearby |
-7.5 ° C | 2.4 ° C | -0.3 ° C | % 91 | 33.8 km/h | 89% |
| 11 December 2025 Thu |  Light freezing rain |
-11.2 ° C | -4.1 ° C | -7.5 ° C | % 85 | 11.9 km/h | 89% |
| 12 December 2025 Fri |  Partly Cloudy |
-10.8 ° C | -6.1 ° C | -8 ° C | % 86 | 18.7 km/h | 0% |
| 13 December 2025 Sat |  Sunny |
-11.9 ° C | -3 ° C | -6.8 ° C | % 86 | 29.9 km/h | 0% |
| 14 December 2025 Sun | Sunny |
-7.9 ° C | 2 ° C | -1.1 ° C | % 79 | 29.9 km/h | 0% |
| 15 December 2025 Mon | Partly Cloudy |
-10.3 ° C | -4.6 ° C | -7.5 ° C | % 70 | 14.8 km/h | 0% |
| 16 December 2025 Tue | Overcast |
-3.6 ° C | -1.1 ° C | -2 ° C | % 83 | 17.3 km/h | 0% |
| 17 December 2025 Wed | Light freezing rain |
-0.4 ° C | 0.8 ° C | 0.2 ° C | % 94 | 20.2 km/h | 87% |
| 18 December 2025 Thu |  Fog |
0.2 ° C | 1 ° C | 0.7 ° C | % 98 | 18.4 km/h | 61% |
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