Climate almanac
Fairfield
Illinois, United States · 42.22°, -88.06°
What is the weather like in Fairfield in April?
In April, Fairfield is typically 55°F (13°C) during the day and 40°F (5°C) at night. The month brings about 4.6 in (116 mm) of precipitation in total. Snowfall averages about 2.5 in (63 mm) over the month.
- Average high55°F (13°C)
- Average low40°F (5°C)
- Precipitation4.6 in (116 mm)
- Clear or mostly clear days7
- Snowfall2.5 in (63 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)