San Jeronimito Weather in September

The climate in San Jeronimito during September can be summarized as hot, humid and very wet.

September is in the fall / autumn in San Jeronimito and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a steamy 33°C (92°F), whilst at night 22°C (72°F) is normal.

On average September is the wettest month of the year in San Jeronimito with around 250mm 9.8 inches of rain making it a very wet time to visit. This rainfall is typically spread over 13 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.4 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 San Jeronimito in September 2024.