weather in casablanca in september
Weather in Casablanca in September. The average maximum daytime temperature in Casablanca in September is a warm 27Â°C (81Â°F) with low heat & humidity. There are usually 9 hours of bright sunshine each day, which represents 70% of the 12 hours of daylight. The average sea temperature in and around Casablanca in September is 22Â°C (72Â°F).