August in Fayetteville 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 Fayetteville is April–May.
Based on FAYETTEVILLE EXPERIMENTAL STATION, AR US (4.5km), 1995–2024. 18 years of August data.