Climate almanac
Plano
Illinois, United States · 41.66°, -88.54°
What is the weather like in Plano in July?
In July, Plano is typically 83°F (28°C) during the day and 67°F (19°C) at night. The month brings about 4.5 in (114 mm) of precipitation in total.
- Average high83°F (28°C)
- Average low67°F (19°C)
- Precipitation4.5 in (114 mm)
- Clear or mostly clear days11
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)