In September, Zalau typically sees daytime highs of 20.6°C and overnight lows around 9.9°C. Compared to the annual average high of 13.9°C, September runs +6.7°C.
September in Zalau averages a daytime high of 20.6°C and an overnight low of 9.9°C.
September runs +6.7°C compared to Zalau's annual average high of 13.9°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 20.6°C and cooler evenings around 9.9°C.