In September, Rosetta typically sees daytime highs of 29.7°C and overnight lows around 22.0°C. Compared to the annual average high of 25.1°C, September runs +4.6°C.
September in Rosetta averages a daytime high of 29.7°C and an overnight low of 22.0°C.
September runs +4.6°C compared to Rosetta's annual average high of 25.1°C, ranking #3 of 12 months by warmth.
Plan for daytime highs near 29.7°C and cooler evenings around 22.0°C.