In September, Marechal Deodoro typically sees daytime highs of 27.7°C and overnight lows around 20.2°C. Compared to the annual average high of 29.1°C, September runs -1.4°C.
September in Marechal Deodoro averages a daytime high of 27.7°C and an overnight low of 20.2°C.
September runs -1.4°C compared to Marechal Deodoro's annual average high of 29.1°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 27.7°C and cooler evenings around 20.2°C.