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Climate almanac

Chilliwack-Downtown

British Columbia, Canada · 49.16°, -121.96°

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What is the weather like in Chilliwack-Downtown in September?

In September, Chilliwack-Downtown is typically 66°F (19°C) during the day and 49°F (10°C) at night. The month brings about 5.6 in (143 mm) of precipitation in total.

  • Average high66°F (19°C)
  • Average low49°F (10°C)
  • Precipitation5.6 in (143 mm)
  • Clear or mostly clear days8
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)