In December, Bahia Blanca typically sees daytime highs of 29.1°C and overnight lows around 13.6°C. Compared to the annual average high of 22.3°C, December runs +6.8°C.
December in Bahia Blanca averages a daytime high of 29.1°C and an overnight low of 13.6°C.
December runs +6.8°C compared to Bahia Blanca's annual average high of 22.3°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 29.1°C and cooler evenings around 13.6°C.