In December, Chillan typically sees daytime highs of 26.8°C and overnight lows around 9.8°C. Compared to the annual average high of 20.6°C, December runs +6.2°C.
December in Chillan averages a daytime high of 26.8°C and an overnight low of 9.8°C.
December runs +6.2°C compared to Chillan's annual average high of 20.6°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 26.8°C and cooler evenings around 9.8°C.