Weather in Adelaide in December 2024
Average weather
Average temperature in Adelaide in December
The temperature in December is +25°C on average, with a range between a maximum of +33°C during the day and a minimum of +11°C at night.
The average maximum temperature goes up 9% by the end of the month, compared with the beginning of the month, from +25°C to +27°C.
Is Adelaide warm or cold in December?
Adelaide is typically warm in December.
Maximum temperatures go up compared to the previous month from +24°C to +26°C. The minimum temperature also goes up from +14°C to +16°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
December is one of the warmest months in Adelaide, here is the comparison with other months:
Climate in Adelaide in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +24°C | +26°C | +28°C | ||||
| Min. temperature | ||||||
| +6°C | +8°C | +10°C | ||||
| Max. temperature | ||||||
| +40°C | +43°C | +45°C | ||||
| Rainfall | ||||||
| 34 mm | 33 mm | 37 mm | ||||
| Wind | ||||||
| 4 m/s | 4 m/s | 4 m/s | ||||
| Humidity | ||||||
| 66% | 65% | 63% | ||||
| Air pressure | ||||||
| 1014 HPa | 1012 HPa | 1012 HPa | ||||
| Sunny days | ||||||
| 11 | 12 | 16 | ||||
| Cloudy days | ||||||
| 9 | 9 | 9 | ||||
| Rainy days | ||||||
| 10 | 9 | 6 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
December weather is still as good as in November. It’s getting warmer as December arrives. The average maximum temperature goes up from +24°C to +26°C during the day. As December arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 34 mm to 33 mm. It feels drier, as humidity decreases from 66% to 65%. The average wind speed doesn’t change much during December, staying around 4 m/s. The good news is there are likely to be more sunny days in December, from 11 to 12.
But maybe it is worth considering traveling in January as the weather gets better.
Wind
The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Adelaide is gradually decreasing during December, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last December in Adelaide?
Climate Change over Years
The climate in Adelaide in December has not changed much over the last 43 years.
The average temperature was the lowest in 1992 (+20°C) and the highest in 2007 (+22°C). The driest year was 1982 with only 298 mm of rainfall, and the wettest year was 2020 with 1368 mm.
FAQ
Is December a good time to visit Adelaide?
Can you sunbathe in Adelaide in December?
Is Adelaide rainy in December?
Is it sunny in Adelaide in December?
Other cities in Australia
Monthly weather in Adelaide
Source of the data
For this page, we’ve looked at the typical weather in Adelaide, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.