In September, Jiuquan typically sees daytime highs of 23.3°C and overnight lows around 8.8°C. Compared to the annual average high of 15.5°C, September runs +7.8°C.
September in Jiuquan averages a daytime high of 23.3°C and an overnight low of 8.8°C.
September runs +7.8°C compared to Jiuquan's annual average high of 15.5°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 23.3°C and cooler evenings around 8.8°C.