In December, Colonia Mariano Roque Alonso typically sees daytime highs of 33.0°C and overnight lows around 21.2°C. Compared to the annual average high of 29.1°C, December runs +3.9°C.
December in Colonia Mariano Roque Alonso averages a daytime high of 33.0°C and an overnight low of 21.2°C.
December runs +3.9°C compared to Colonia Mariano Roque Alonso's annual average high of 29.1°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 33.0°C and cooler evenings around 21.2°C.