Climate almanac
Montgomery
Illinois, United States · 41.73°, -88.35°
What is the weather like in Montgomery in August?
In August, Montgomery is typically 82°F (28°C) during the day and 64°F (18°C) at night. The month brings about 3.5 in (89 mm) of precipitation in total.
- Average high82°F (28°C)
- Average low64°F (18°C)
- Precipitation3.5 in (89 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)