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Climate almanac

Martinez

California, United States · 38.02°, -122.13°

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What is the weather like in Martinez in December?

In December, Martinez is typically 59°F (15°C) during the day and 43°F (6°C) at night. The month brings about 3.8 in (98 mm) of precipitation in total.

  • Average high59°F (15°C)
  • Average low43°F (6°C)
  • Precipitation3.8 in (98 mm)
  • Clear or mostly clear days7
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)