Van Horn Weather in September

The climate in Van Horn during September can be summarized as warm and reasonably dry.

September is in the fall / autumn in Van Horn and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a comfortable 31°C (87°F), whilst at night 15°C (58°F) is normal.

On average September is the wettest month of the year in Van Horn with around 62mm 2.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 9.3 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 Van Horn in September 2025.