Climate almanac
Johnsburg
Illinois, United States · 42.38°, -88.24°
What is the weather like in Johnsburg in October?
In October, Johnsburg is typically 62°F (17°C) during the day and 47°F (8°C) at night. The month brings about 3.6 in (92 mm) of precipitation in total. Snowfall averages about 0.6 in (16 mm) over the month.
- Average high62°F (17°C)
- Average low47°F (8°C)
- Precipitation3.6 in (92 mm)
- Clear or mostly clear days11
- Snowfall0.6 in (16 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)