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Get the monthly weather forecast for Perth, Western Australia, Australia, including daily high/low, historical averages, to help you plan ahead.
Check accurate weather in December in Perth. Expect Perth December temperature around 30°C (86°F). Read clothing tips & recommended activities.
December weather averages for Perth, Australia. Temperature, High temperature, Low temperature, Day temperature, Night temperature, Precipitation, Daily sun hours, Sea temperature.
December Weather in Perth Western Australia, Australia. Daily high temperatures increase by 5°F, from 78°F to 83°F, rarely falling below 69°F or exceeding 96°F. Daily low temperatures increase by 4°F, from 59°F to 64°F, rarely falling below 53°F or exceeding 71°F.
Summer, from December to March, is hot and sunny, with quite cool nights. The rains are rare, although some thunderstorms may occasionally occur.
Jan 25, 2023 · The average daytime temperature in Perth in December is 28 °C (83 °F), while the mercury hovers around 17 °C (63 °F) at night. In 2021, Perth recorded the hottest December ever, with four consecutive days of over 40 °C (104 °F) and the maximum daytime temperature of 43.5 °C (110.3 °F).
December 2021 was very warm with mean maximum and minimum temperatures mostly a couple of degrees above average. An extreme heatwave occurred in late December, and Perth Metro recorded four consecutive days with temperature of 40 degrees starting on Christmas Day (25th).. Light rainfall mid-month.
