Chillan Airport (YAI) 15 Day Weather Forecast, Chillan Chile
Current weather conditions and 15 day weather forecast for Chillan Airport in Chillan, Chile 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 YAI
| 20 December 2025 Sat 15.1 ° C ( 59.2°F )  Clear |
Feels Like : 15.1 ° C / 59.2°F Humidity : % 72 Pressure : 1014 mb Wind Speed : 5.8 kmph / 3.6 miles from W 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Chillan Airport, Chillan, Chile
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 19 December 2025 Fri | Sunny |
9.9 ° C | 29.7 ° C | 18.5 ° C | % 50 | 30.2 km/h | 0% |
| 20 December 2025 Sat |  Patchy rain nearby |
8.8 ° C | 25 ° C | 16.2 ° C | % 62 | 25.2 km/h | 87% |
| 21 December 2025 Sun | Patchy rain nearby |
11.6 ° C | 26.5 ° C | 18.1 ° C | % 59 | 21.2 km/h | 85% |
| 22 December 2025 Mon | Sunny |
8.4 ° C | 29.7 ° C | 17.8 ° C | % 51 | 28.1 km/h | 0% |
| 23 December 2025 Tue | Sunny |
7.7 ° C | 30.7 ° C | 18.7 ° C | % 49 | 25.9 km/h | 0% |
| 24 December 2025 Wed | Sunny |
11.1 ° C | 30.7 ° C | 17.5 ° C | % 45 | 28.8 km/h | 0% |
| 25 December 2025 Thu | Sunny |
11.5 ° C | 35.3 ° C | 23.4 ° C | % 36 | 23.4 km/h | 0% |
| 26 December 2025 Fri | Sunny |
11.6 ° C | 32.2 ° C | 20.2 ° C | % 52 | 27.7 km/h | 0% |
| 27 December 2025 Sat | Sunny |
11.4 ° C | 29 ° C | 19.8 ° C | % 54 | 23 km/h | 0% |
| 28 December 2025 Sun | Sunny |
11.4 ° C | 33.3 ° C | 22.2 ° C | % 41 | 20.2 km/h | 0% |
| 29 December 2025 Mon | Sunny |
10.9 ° C | 35 ° C | 22.2 ° C | % 41 | 28.4 km/h | 0% |
| 30 December 2025 Tue | Sunny |
10.4 ° C | 34.6 ° C | 22.2 ° C | % 36 | 26.6 km/h | 0% |
| 31 December 2025 Wed | Sunny |
11.1 ° C | 35.3 ° C | 24.2 ° C | % 29 | 23.4 km/h | 0% |
| 01 January 2026 Thu | Sunny |
12.6 ° C | 37.7 ° C | 23.9 ° C | % 40 | 28.4 km/h | 0% |
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