In September, Douane typically sees daytime highs of 27.8°C and overnight lows around 21.1°C. Compared to the annual average high of 22.0°C, September runs +5.7°C.
September in Douane averages a daytime high of 27.8°C and an overnight low of 21.1°C.
September runs +5.7°C compared to Douane's annual average high of 22.0°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 27.8°C and cooler evenings around 21.1°C.