Climate almanac
Harrisburg
Illinois, United States · 37.74°, -88.54°
What is the weather like in Harrisburg in June?
In June, Harrisburg is typically 87°F (30°C) during the day and 69°F (20°C) at night. The month brings about 4.1 in (104 mm) of precipitation in total.
- Average high87°F (30°C)
- Average low69°F (20°C)
- Precipitation4.1 in (104 mm)
- Clear or mostly clear days12
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)