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Climate almanac

Fountain Valley

California, United States · 33.71°, -117.95°

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What is the weather like in Fountain Valley in January?

In January, Fountain Valley is typically 66°F (19°C) during the day and 50°F (10°C) at night. The month brings about 3.0 in (75 mm) of precipitation in total.

  • Average high66°F (19°C)
  • Average low50°F (10°C)
  • Precipitation3.0 in (75 mm)
  • Clear or mostly clear days11
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)