Climate almanac
Rantoul
Illinois, United States · 40.31°, -88.16°
What is the weather like in Rantoul in May?
In May, Rantoul is typically 75°F (24°C) during the day and 56°F (13°C) at night. The month brings about 4.6 in (118 mm) of precipitation in total.
- Average high75°F (24°C)
- Average low56°F (13°C)
- Precipitation4.6 in (118 mm)
- Clear or mostly clear days7
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)