In September, Braunschweig typically sees daytime highs of 18.8°C and overnight lows around 9.2°C. Compared to the annual average high of 12.8°C, September runs +6.0°C.
September in Braunschweig averages a daytime high of 18.8°C and an overnight low of 9.2°C.
September runs +6.0°C compared to Braunschweig's annual average high of 12.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 18.8°C and cooler evenings around 9.2°C.