In September, Port-Gentil typically sees daytime highs of 28.1°C and overnight lows around 22.6°C. Compared to the annual average high of 28.9°C, September runs -0.8°C.
September in Port-Gentil averages a daytime high of 28.1°C and an overnight low of 22.6°C.
September runs -0.8°C compared to Port-Gentil's annual average high of 28.9°C, ranking #9 of 12 months by warmth.
Plan for daytime highs near 28.1°C and cooler evenings around 22.6°C.