Cárdenas Weather in September

The climate in Cárdenas during September can be summarized as hot, humid and wet.

September is in the fall / autumn in Cárdenas and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 29°C (85°F), whilst at night 17°C (62°F) is normal.

On average September is the wettest month of the year in Cárdenas with around 140mm 5.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 6 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Cárdenas in September 2025.