Climate almanac
Hillsboro
Illinois, United States · 39.16°, -89.50°
What is the weather like in Hillsboro in April?
In April, Hillsboro is typically 66°F (19°C) during the day and 46°F (8°C) at night. The month brings about 5.6 in (141 mm) of precipitation in total. Snowfall averages about 0.4 in (11 mm) over the month.
- Average high66°F (19°C)
- Average low46°F (8°C)
- Precipitation5.6 in (141 mm)
- Clear or mostly clear days9
- Snowfall0.4 in (11 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)