In September, Grand-Bassam typically sees daytime highs of 27.4°C and overnight lows around 22.6°C. Compared to the annual average high of 29.4°C, September runs -2.0°C.
September in Grand-Bassam averages a daytime high of 27.4°C and an overnight low of 22.6°C.
September runs -2.0°C compared to Grand-Bassam's annual average high of 29.4°C, ranking #10 of 12 months by warmth.
Plan for daytime highs near 27.4°C and cooler evenings around 22.6°C.