In September, Tumen typically sees daytime highs of 21.5°C and overnight lows around 8.8°C. Compared to the annual average high of 11.3°C, September runs +10.2°C.
September in Tumen averages a daytime high of 21.5°C and an overnight low of 8.8°C.
September runs +10.2°C compared to Tumen's annual average high of 11.3°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 21.5°C and cooler evenings around 8.8°C.