Climate almanac
Perth
Western Australia, Australia · -31.95°, 115.86°
What is the weather like in Perth in December?
In December, Perth is typically 81°F (27°C) during the day and 65°F (18°C) at night. The month brings about 0.2 in (6 mm) of precipitation in total.
- Average high81°F (27°C)
- Average low65°F (18°C)
- Precipitation0.2 in (6 mm)
- Clear or mostly clear days24
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)