In September, Novo Hamburgo typically sees daytime highs of 22.4°C and overnight lows around 11.8°C. Compared to the annual average high of 25.0°C, September runs -2.5°C.
September in Novo Hamburgo averages a daytime high of 22.4°C and an overnight low of 11.8°C.
September runs -2.5°C compared to Novo Hamburgo's annual average high of 25.0°C, ranking #8 of 12 months by warmth.
Plan for daytime highs near 22.4°C and cooler evenings around 11.8°C.