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
| 13 September 2026 Sun 5.2 ° C ( 41.4°F )  Partly Cloudy |
Feels Like : 3.9 ° C / 39°F Humidity : % 65 Pressure : 1019 mb Wind Speed : 6.1 kmph / 3.8 miles from SW 
Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 31 |
15-day weather forecast for Chillan Airport, Chillan, Chile
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 13 September 2026 Sun |  Overcast |
1.8 ° C | 15.2 ° C | 8 ° C | % 71 | 10.1 km/h | 11% |
| 14 September 2026 Mon |  Sunny |
4.8 ° C | 18.4 ° C | 11.1 ° C | % 79 | 15.1 km/h | 12% |
| 15 September 2026 Tue | Sunny |
6.2 ° C | 20.7 ° C | 12.6 ° C | % 79 | 15.8 km/h | 10% |
| 16 September 2026 Wed | Overcast |
10 ° C | 19 ° C | 14.1 ° C | % 81 | 8.3 km/h | 19% |
| 17 September 2026 Thu | Sunny |
9.4 ° C | 18.2 ° C | 13.8 ° C | % 85 | 12.6 km/h | 15% |
| 18 September 2026 Fri | Overcast |
7.7 ° C | 16.7 ° C | 12 ° C | % 80 | 10.4 km/h | 20% |
| 19 September 2026 Sat | Overcast |
7.9 ° C | 17.2 ° C | 12.7 ° C | % 78 | 13.7 km/h | 20% |
| 20 September 2026 Sun | Overcast |
10.6 ° C | 15.8 ° C | 12 ° C | % 87 | 14.8 km/h | 89% |
| 21 September 2026 Mon | Sunny |
10.8 ° C | 18.9 ° C | 13.8 ° C | % 85 | 19.1 km/h | 81% |
| 22 September 2026 Tue | Sunny |
7.6 ° C | 21.2 ° C | 13.5 ° C | % 77 | 13.7 km/h | 13% |
| 23 September 2026 Wed | Overcast |
11.9 ° C | 21.7 ° C | 16.1 ° C | % 76 | 9.4 km/h | 21% |
| 24 September 2026 Thu | Overcast |
13.3 ° C | 18.5 ° C | 15.8 ° C | % 65 | 10.1 km/h | 16% |
| 25 September 2026 Fri | Overcast |
12 ° C | 16.6 ° C | 14.1 ° C | % 73 | 18 km/h | 61% |
| 26 September 2026 Sat |  Light rain shower |
8.4 ° C | 15.3 ° C | 12 ° C | % 80 | 20.2 km/h | 73% |
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