August in Bihać averages a daily high of 27.2°C with nights around 12.3°C. Expect roughly 7.5 wet days totalling 76.8mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Bihać is June–September.
Based on GOSPIC, HR (49.7km), 1995–2024. 29 years of August data.