In September, Foz do Iguacu typically sees daytime highs of 27.0°C and overnight lows around 14.5°C. Compared to the annual average high of 28.0°C, September runs -1.0°C.
September in Foz do Iguacu averages a daytime high of 27.0°C and an overnight low of 14.5°C.
September runs -1.0°C compared to Foz do Iguacu's annual average high of 28.0°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 27.0°C and cooler evenings around 14.5°C.