Climate almanac
London
Ontario, Canada · 42.98°, -81.23°
What is the weather like in London in October?
In October, London is typically 61°F (16°C) during the day and 45°F (7°C) at night. The month brings about 3.8 in (97 mm) of precipitation in total. Snowfall averages about 0.1 in (3 mm) over the month.
- Average high61°F (16°C)
- Average low45°F (7°C)
- Precipitation3.8 in (97 mm)
- Clear or mostly clear days8
- Snowfall0.1 in (3 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)