Climate almanac
Chicago Heights
Illinois, United States · 41.51°, -87.64°
What is the weather like in Chicago Heights in August?
In August, Chicago Heights is typically 82°F (28°C) during the day and 65°F (18°C) at night. The month brings about 3.7 in (94 mm) of precipitation in total.
- Average high82°F (28°C)
- Average low65°F (18°C)
- Precipitation3.7 in (94 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)