Climate almanac
Galesburg
Illinois, United States · 40.95°, -90.37°
What is the weather like in Galesburg in October?
In October, Galesburg is typically 66°F (19°C) during the day and 47°F (8°C) at night. The month brings about 3.7 in (95 mm) of precipitation in total. Snowfall averages about 0.8 in (21 mm) over the month.
- Average high66°F (19°C)
- Average low47°F (8°C)
- Precipitation3.7 in (95 mm)
- Clear or mostly clear days13
- Snowfall0.8 in (21 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)