Carnarvon Weather in August

The climate in Carnarvon during August can be summarized as mild and dry.

August is in the winter in Carnarvon and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 12°C (53°F) is normal.

On average August is the 5th wettest month of the year in Carnarvon with around 16mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 6 days, although this may vary considerably.

On the flip side this corresponds to an average of 10 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 Carnarvon in August 2025.