August in Goodyear averages a daily high of 40.8°C with nights around 26.7°C. Expect roughly 4 wet days totalling 29.9mm. Demanding conditions — pack for it and plan indoor options.
Across the year, the best time to visit Goodyear is November–March.
Based on LITCHFIELD PARK, AZ US (7.1km), 1995–2024. 20 years of August data.