In September, Passos typically sees daytime highs of 29.1°C and overnight lows around 15.6°C. Compared to the annual average high of 27.9°C, September runs +1.2°C.
September in Passos averages a daytime high of 29.1°C and an overnight low of 15.6°C.
September runs +1.2°C compared to Passos's annual average high of 27.9°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 29.1°C and cooler evenings around 15.6°C.