In December, Puente Alto typically sees daytime highs of 27.0°C and overnight lows around 12.3°C. Compared to the annual average high of 21.0°C, December runs +6.0°C.
December in Puente Alto averages a daytime high of 27.0°C and an overnight low of 12.3°C.
December runs +6.0°C compared to Puente Alto's annual average high of 21.0°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 27.0°C and cooler evenings around 12.3°C.