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Climate almanac

South Whittier

California, United States · 33.95°, -118.04°

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What is the weather like in South Whittier in September?

In September, South Whittier is typically 86°F (30°C) during the day and 65°F (18°C) at night. The month brings about 0.3 in (8 mm) of precipitation in total.

  • Average high86°F (30°C)
  • Average low65°F (18°C)
  • Precipitation0.3 in (8 mm)
  • Clear or mostly clear days24
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)