Adelaide
December
Weather in Adelaide for December 2025
Your guide to Adelaide weather in December - trends and predictions
In general, the average temperature in Adelaide at the beginning of December is 25 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 25.9 °C by the end of December.
With an average of 3 rainy days, Adelaide experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
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28
Dry days
3
Rainy days
0
Snow days
24°/14°
Temperatures
21 km/h
Avg max wind
56 %
Avg humidity
Adelaide in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  24° | 2  25° | 3  24° | 4 27° | 5 26° | 6  26° | 7 23° |
| 8 23° | 9 21° | 10 24° | 11 24° | 12  25° | 13 23° | 14 24° |
| 15 24° | 16 25° | 17 25° | 18 26° | 19 24° | 20 25° | 21 23° |
| 22 23° | 23 23° | 24 24° | 25 26° | 26 26° | 27 26° | 28 24° |
| 29 24° | 30 26° | 31 29° |
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Temperatures trend during December in Adelaide
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. | Partly cloudy | 24° /13° | 0 mm | 8 | |
| 2 Dec. | Sunny | 25° /13° | 0.1 mm | 8 | |
| 3 Dec. | Overcast | 24° /12° | 0.2 mm | 8 | |
| 4 Dec. | Sunny | 27° /13° | 0 mm | 9 | |
| 5 Dec. | Partly cloudy | 26° /15° | 0.2 mm | 9 | |
| 6 Dec. | Cloudy | 26° /15° | 0.2 mm | 8 | |
| 7 Dec. | Sunny | 23° /13° | 0.1 mm | 8 | |
| 8 Dec. | Overcast | 23° /12° | 0 mm | 8 | |
| 9 Dec. | Partly cloudy | 21° /11° | 5.6 mm | 7 | |
| 10 Dec. | Partly cloudy | 24° /12° | 0.6 mm | 8 | |
| 11 Dec. | Sunny | 24° /12° | 0.4 mm | 9 | |
| 12 Dec. | Patchy rain possible | 25° /14° | 0.9 mm | 8 | |
| 13 Dec. | Patchy rain possible | 23° /15° | 0.4 mm | 8 | |
| 14 Dec. | Partly cloudy | 24° /14° | 0.2 mm | 8 | |
| 15 Dec. | Overcast | 24° /14° | 0.1 mm | 8 | |
| 16 Dec. | Sunny | 25° /13° | 1.1 mm | 8 | |
| 17 Dec. | Partly cloudy | 25° /13° | 0 mm | 9 | |
| 18 Dec. | Sunny | 26° /14° | 0 mm | 9 | |
| 19 Dec. | Sunny | 24° /13° | 0.1 mm | 8 | |
| 20 Dec. | Partly cloudy | 25° /14° | 0.1 mm | 9 | |
| 21 Dec. | Patchy rain possible | 23° /13° | 0.7 mm | 8 | |
| 22 Dec. | Patchy rain possible | 23° /12° | 0 mm | 7 | |
| 23 Dec. | Sunny | 23° /12° | 0 mm | 8 | |
| 24 Dec. | Sunny | 24° /12° | 0 mm | 8 | |
| 25 Dec. | Partly cloudy | 26° /14° | 0.3 mm | 8 | |
| 26 Dec. | Sunny | 26° /15° | 0.2 mm | 8 | |
| 27 Dec. | Patchy rain possible | 26° /15° | 0.1 mm | 8 | |
| 28 Dec. | Cloudy | 24° /12° | 1 mm | 7 | |
| 29 Dec. | Partly cloudy | 24° /12° | 0 mm | 8 | |
| 30 Dec. | Partly cloudy | 26° /14° | 0 mm | 8 | |
| 31 Dec. | Sunny | 29° /15° | 0 mm | 9 | |
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Important Notice
Our weather forecast for Adelaide in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Adelaide forecast closer to your planned date for the most up-to-date weather information.
Adelaide in December - FAQ
What are the expected maximum and minimum temperatures in Adelaide during December?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Adelaide during December?
Expect minimal rainfall in Adelaide during December, with a total of 12.6 mm over approximately 3 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Adelaide during December?
The average wind speed in Adelaide during December is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Adelaide
Explore the daily rainfall trends and prepare for Adelaides December weather 💧
UV exposure in Adelaide during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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