In September, Usol'ye-Sibirskoye typically sees daytime highs of 15.3°C and overnight lows around 3.1°C. Compared to the annual average high of 4.9°C, September runs +10.4°C.
September in Usol'ye-Sibirskoye averages a daytime high of 15.3°C and an overnight low of 3.1°C.
September runs +10.4°C compared to Usol'ye-Sibirskoye's annual average high of 4.9°C, ranking #5 of 12 months by warmth.
Plan for daytime highs near 15.3°C and cooler evenings around 3.1°C.