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Climate almanac

Wailuku

Hawaii, United States · 20.89°, -156.51°

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What is the weather like in Wailuku in December?

In December, Wailuku is typically 80°F (27°C) during the day and 71°F (22°C) at night. The month brings about 2.0 in (50 mm) of precipitation in total.

  • Average high80°F (27°C)
  • Average low71°F (22°C)
  • Precipitation2.0 in (50 mm)
  • Clear or mostly clear days16
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)