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Climate almanac

Charlestown

Indiana, United States · 38.45°, -85.67°

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What is the weather like in Charlestown in August?

In August, Charlestown is typically 85°F (29°C) during the day and 68°F (20°C) at night. The month brings about 3.5 in (89 mm) of precipitation in total.

  • Average high85°F (29°C)
  • Average low68°F (20°C)
  • Precipitation3.5 in (89 mm)
  • Clear or mostly clear days10
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)