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Climate almanac

Broken Arrow

Oklahoma, United States · 36.05°, -95.79°

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What is the weather like in Broken Arrow in September?

In September, Broken Arrow is typically 87°F (30°C) during the day and 66°F (19°C) at night. The month brings about 3.5 in (90 mm) of precipitation in total.

  • Average high87°F (30°C)
  • Average low66°F (19°C)
  • Precipitation3.5 in (90 mm)
  • Clear or mostly clear days18
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)