Climate almanac
St. Thomas
Ontario, Canada · 42.77°, -81.18°
What is the weather like in St. Thomas in April?
In April, St. Thomas is typically 50°F (10°C) during the day and 38°F (4°C) at night. The month brings about 4.1 in (104 mm) of precipitation in total. Snowfall averages about 1.8 in (45 mm) over the month.
- Average high50°F (10°C)
- Average low38°F (4°C)
- Precipitation4.1 in (104 mm)
- Clear or mostly clear days6
- Snowfall1.8 in (45 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)