In September, Nizwa typically sees daytime highs of 37.1°C and overnight lows around 23.3°C. Compared to the annual average high of 33.4°C, September runs +3.7°C.
September in Nizwa averages a daytime high of 37.1°C and an overnight low of 23.3°C.
September runs +3.7°C compared to Nizwa's annual average high of 33.4°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 37.1°C and cooler evenings around 23.3°C.