Climate almanac
Marion
Iowa, United States · 42.03°, -91.60°
What is the weather like in Marion in August?
In August, Marion is typically 82°F (28°C) during the day and 63°F (17°C) at night. The month brings about 3.4 in (86 mm) of precipitation in total.
- Average high82°F (28°C)
- Average low63°F (17°C)
- Precipitation3.4 in (86 mm)
- Clear or mostly clear days13
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)