In September, Roosendaal typically sees daytime highs of 18.9°C and overnight lows around 10.0°C. Compared to the annual average high of 13.5°C, September runs +5.5°C.
September in Roosendaal averages a daytime high of 18.9°C and an overnight low of 10.0°C.
September runs +5.5°C compared to Roosendaal's annual average high of 13.5°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 18.9°C and cooler evenings around 10.0°C.