August in Springdale averages a daily high of 31.5°C with nights around 20°C. Expect roughly 6.5 wet days totalling 80.8mm. Generally workable, with some weather to plan around.
Across the year, the best time to visit Springdale is April–May.
Based on FAYETTEVILLE EXPERIMENTAL STATION, AR US (10.3km), 1995–2024. 18 years of August data.