In October, Petropolis typically sees daytime highs of 27.6°C and overnight lows around 18.1°C. Compared to the annual average high of 28.2°C, October runs -0.6°C.
October in Petropolis averages a daytime high of 27.6°C and an overnight low of 18.1°C.
October runs -0.6°C compared to Petropolis's annual average high of 28.2°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 27.6°C and cooler evenings around 18.1°C.