In September, Lorient typically sees daytime highs of 19.7°C and overnight lows around 11.4°C. Compared to the annual average high of 14.7°C, September runs +5.0°C.
September in Lorient averages a daytime high of 19.7°C and an overnight low of 11.4°C.
September runs +5.0°C compared to Lorient's annual average high of 14.7°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 19.7°C and cooler evenings around 11.4°C.