August in Springfield averages a daily high of 28.3°C with nights around 15.9°C. Expect roughly 9.2 wet days totalling 85.9mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Springfield is August–October.
Based on SPRINGFIELD WATER TREATMENT PLANT, OH US (5.5km), 1995–2024. 27 years of August data.