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Chillán Weather by Month
Average temperatures, rainfall and humidity for Chillán, Chile, month by month, built from OpenWeather’s historical records. Use it to see what a typical Chillán month looks like before you travel — then check the live Chillán forecast for the days ahead.
Warmest month
January
30°C average high
Coolest month
July
4°C average low
Wettest month
June
96 mm of rain
Driest month
February
7 mm of rain
Average temperature and rainfall in Chillán by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 30°C | 12°C | 5°C / 41°C | 12 mm | 57% | 13 km/h |
| February | 29°C | 12°C | 5°C / 41°C | 7 mm | 58% | 12 km/h |
| March | 26°C | 10°C | 2°C / 34°C | 14 mm | 63% | 12 km/h |
| April | 20°C | 7°C | -2°C / 31°C | 28 mm | 75% | 10 km/h |
| May | 15°C | 6°C | -6°C / 25°C | 64 mm | 85% | 10 km/h |
| June | 13°C | 5°C | -8°C / 19°C | 96 mm | 88% | 11 km/h |
| July | 13°C | 4°C | -8°C / 20°C | 93 mm | 87% | 12 km/h |
| August | 14°C | 5°C | -6°C / 22°C | 83 mm | 85% | 15 km/h |
| September | 16°C | 5°C | -3°C / 28°C | 45 mm | 80% | 14 km/h |
| October | 19°C | 7°C | -1°C / 29°C | 25 mm | 76% | 12 km/h |
| November | 24°C | 9°C | 1°C / 36°C | 19 mm | 68% | 12 km/h |
| December | 28°C | 11°C | 4°C / 38°C | 20 mm | 61% | 13 km/h |
Best time to visit Chillán
The most comfortable time to visit Chillán is generally March and November to December, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around June, totalling about 507 mm a year.
Travellers who prefer heat should aim for January, when highs average 30°C. June is the month to avoid if rain would spoil your plans — it averages 96 mm, roughly 13× the rainfall of the driest month (February).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Chillán forecast for what is happening now.