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Climate almanac

Collegeville

Pennsylvania, United States · 40.19°, -75.45°

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What is the weather like in Collegeville in August?

In August, Collegeville is typically 84°F (29°C) during the day and 67°F (19°C) at night. The month brings about 5.0 in (126 mm) of precipitation in total.

  • Average high84°F (29°C)
  • Average low67°F (19°C)
  • Precipitation5.0 in (126 mm)
  • Clear or mostly clear days10
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)