Climate almanac
Rock Falls
Illinois, United States · 41.78°, -89.69°
What is the weather like in Rock Falls in July?
In July, Rock Falls is typically 84°F (29°C) during the day and 67°F (20°C) at night. The month brings about 4.0 in (102 mm) of precipitation in total.
- Average high84°F (29°C)
- Average low67°F (20°C)
- Precipitation4.0 in (102 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)