Climate almanac

Alliston

Ontario, Canada · 44.15°, -79.87°

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What is the weather like in Alliston in January?

In January, Alliston is typically 29°F (-2°C) during the day and 15°F (-9°C) at night. The month brings about 2.7 in (69 mm) of precipitation in total. Snowfall averages about 11 in (285 mm) over the month.

  • Average high29°F (-2°C)
  • Average low15°F (-9°C)
  • Precipitation2.7 in (69 mm)
  • Clear or mostly clear days1
  • Snowfall11 in (285 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)