Climate almanac
Shannon
Quebec, Canada · 46.88°, -71.51°
What is the weather like in Shannon in September?
In September, Shannon is typically 65°F (18°C) during the day and 47°F (9°C) at night. The month brings about 4.5 in (114 mm) of precipitation in total.
- Average high65°F (18°C)
- Average low47°F (9°C)
- Precipitation4.5 in (114 mm)
- Clear or mostly clear days10
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)