In September, Le Havre typically sees daytime highs of 19.1°C and overnight lows around 11.6°C. Compared to the annual average high of 13.8°C, September runs +5.3°C.
September in Le Havre averages a daytime high of 19.1°C and an overnight low of 11.6°C.
September runs +5.3°C compared to Le Havre's annual average high of 13.8°C, ranking #4 of 12 months by warmth.
Plan for daytime highs near 19.1°C and cooler evenings around 11.6°C.