August in Centennial averages a daily high of 29.6°C with nights around 14.1°C. Expect roughly 9.9 wet days totalling 53mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Centennial is May–June.
Based on DENVER CENTENNIAL AIRPORT, CO US (3.2km), 1995–2024. 27 years of August data.