Climate almanac

Rossmoor

California, US · 33.79°, -118.09°

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What is the climate like in Rossmoor?

The best time to visit Rossmoor is typically April – November, with trip comfort peaking in July (8.8/10). Rossmoor is warmest in August, when daily highs average 81°F (27°C), and coolest in January, when lows fall to about 50°F (10°C). The wettest month is typically January and the driest is July; the year sees roughly 14 in of precipitation.

  • Best time to visitApril – November — comfort peaks in July (8.8/10)
  • Warmest monthAugust — average high 81°F (27°C)
  • Coolest monthJanuary — average low 50°F (10°C)
  • Wettest monthJanuary (3.0 in)
  • Driest monthJuly (0.1 in)
  • Annual precipitation14 in