In September, Reims typically sees daytime highs of 20.3°C and overnight lows around 9.4°C. Compared to the annual average high of 14.4°C, September runs +5.9°C.
September in Reims averages a daytime high of 20.3°C and an overnight low of 9.4°C.
September runs +5.9°C compared to Reims's annual average high of 14.4°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 20.3°C and cooler evenings around 9.4°C.