August in Penza averages a daily high of 26.1°C with nights around 13.5°C. Expect roughly 8.2 wet days totalling 45.6mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Penza is May–September.
Based on PENZA, RS (7.3km), 1995–2024. 27 years of August data.