Climate almanac

South Yuba City

California, United States · 39.12°, -121.64°

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What is the climate like in South Yuba City?

The best time to visit South Yuba City is typically April – October, with trip comfort peaking in August (9.2/10). South Yuba City is warmest in July, when daily highs average 101°F (39°C), and coolest in December, when lows fall to about 43°F (6°C). The wettest month is typically January and the driest is July; the year sees roughly 23 in (584 mm) of precipitation.

  • Best time to visitApril – October — comfort peaks in August (9.2/10)
  • Warmest monthJuly — average high 101°F (39°C)
  • Coolest monthDecember — average low 43°F (6°C)
  • Wettest monthJanuary (4.8 in (123 mm))
  • Driest monthJuly (0.0 in (0 mm))
  • Annual precipitation23 in (584 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromMarysville AP (asos), 6 km away (2000-2026)