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Climate almanac

Danville

California, United States · 37.82°, -122.00°

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What is the weather like in Danville in September?

In September, Danville is typically 82°F (28°C) during the day and 57°F (14°C) at night. The month brings about 0.1 in (4 mm) of precipitation in total.

  • Average high82°F (28°C)
  • Average low57°F (14°C)
  • Precipitation0.1 in (4 mm)
  • Clear or mostly clear days22
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)