In September, Viamao typically sees daytime highs of 21.4°C and overnight lows around 12.6°C. Compared to the annual average high of 24.3°C, September runs -2.9°C.
September in Viamao averages a daytime high of 21.4°C and an overnight low of 12.6°C.
September runs -2.9°C compared to Viamao's annual average high of 24.3°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 21.4°C and cooler evenings around 12.6°C.