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Check accurate weather in December in Perth. Expect Perth December temperature around 30°C (86°F). Read clothing tips & recommended activities.
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.
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)..
Get the monthly weather forecast for Perth, Western Australia, Australia, including daily high/low, historical averages, to help you plan ahead.
Jan 26, 2024 · Temperature. December's beginning signals an average high-temperature of a still moderately hot 29.1°C (84.4°F), barely different from November 's 26.6°C (79.9°F). Perth undergoes a major shift from daytime highs, averaging an enjoyable 16.4°C (61.5°F) during the night in December.
- The high-temperature , in December, in Perth, is 29.1°C , while the low-temperature averages to 16.4°C . In December, the average heat index (...
- The average relative humidity in December in Perth is 41% .
- In Perth, during December, the rain falls for 3.9 days and regularly aggregates up to 10mm of precipitation .
- In Perth, the average seawater temperature in December is 20.9°C . For swimming, a surface water temperature of 20.9°C is not enjoyable for the...
- The month with the longest days in Perth is December , with an average of 14h and 12min of daylight .
- The average day length in December is 14h and 12min .
- On the first day of December in Perth, Australia, sunrise is at 5:03 am and sunset at 7:07 pm . On the last day of the month, sunrise is a...
- The months with the most sunshine in Perth, Australia, are January and December , with an average of 11.5h of sunshine .
- In Perth, the average sunshine duration in December is 11.5h .
December temperatures close to average. Daytime and night-time temperatures were mostly less than 0.5 °C above or below average, but temperatures were 1-1.5 °C above average at Perth Airport and Pearce RAAF. The passage of cold fronts and troughs on the 8th and 13th resulted in cooler than average conditions.
December 2020 was very warm across Greater Perth, and it was the second-warmest December on record at the Perth Metro site. Mean maximum temperatures were well above average, with a mild start to the month and a hot spell to Christmas Day. Mean minimum temperatures were also above average.
