Montornès del Vallès Weather in September

The climate in Montornès del Vallès during September can be summarized as warm, humid and reasonably dry.

September is in the fall / autumn in Montornès del Vallès and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a muggy 25°C (77°F), whilst at night 17°C (62°F) is normal.

On average September is the wettest month of the year in Montornès del Vallès with around 79mm 3.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.2 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 Montornès del Vallès in September 2024.