In September, Colmar typically sees daytime highs of 20.6°C and overnight lows around 9.6°C. Compared to the annual average high of 14.5°C, September runs +6.1°C.
September in Colmar averages a daytime high of 20.6°C and an overnight low of 9.6°C.
September runs +6.1°C compared to Colmar's annual average high of 14.5°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 20.6°C and cooler evenings around 9.6°C.