Climate almanac
Algonquin
Illinois, United States · 42.17°, -88.29°
What is the weather like in Algonquin in April?
In April, Algonquin is typically 59°F (15°C) during the day and 40°F (5°C) at night. The month brings about 4.5 in (113 mm) of precipitation in total. Snowfall averages about 2.5 in (63 mm) over the month.
- Average high59°F (15°C)
- Average low40°F (5°C)
- Precipitation4.5 in (113 mm)
- Clear or mostly clear days7
- Snowfall2.5 in (63 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)