Diamantina (Birdsville)
December
Weather in Diamantina for December 2025
Your guide to Diamantina weather in December - trends and predictions
Until now, December 2025 in Diamantina has been nearly identical to the historical average, with a temperature of 38.6 °C (showing only a slight deviation of -0.5 °C).
The forecast for the next days in Diamantina predicts a temperature of 34.2 °C, which is cooler than the historical average.
In general, the average temperature in Diamantina at the beginning of December is 37.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 32.1 °C by the end of December.
With an average of 5 rainy days, Diamantina experiences minimal rainfall in December.
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Temperatures
Rain 🌧️
More
26
Dry days
5
Rainy days
0
Snow days
39°/28°
Temperatures
27 km/h
Avg max wind
21 %
Avg humidity
Diamantina Weather December
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Temperatures trend during December in Diamantina
See the weather trend as well as the moving average line
December weather in Diamantina day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Partly cloudy | 33° /25° | 0 mm | 12 | |
| 2 Dec. |  Moderate or heavy rain shower | 34° /23° | 3.8 mm | 11 | |
| 3 Dec. |  Sunny | 36° /23° | 0 mm | 12 | |
| 4 Dec. | Sunny | 39° /26° | 0 mm | 13 | |
| 5 Dec. | Partly cloudy | 41° /30° | 0.2 mm | 13 | |
| 6 Dec. |  Patchy rain possible | 42° /31° | 0.1 mm | 13 | |
| 7 Dec. |  Overcast | 39° /28° | 0.4 mm | 12 | |
| 8 Dec. | Moderate rain at times | 39° /27° | 0.2 mm | 12 | |
| 9 Dec. | Patchy rain possible | 40° /29° | 0.2 mm | 12 | |
| 10 Dec. | Partly cloudy | 41° /29° | 0 mm | 13 | |
| 11 Dec. | Partly cloudy | 40° /30° | 0 mm | 13 | |
| 12 Dec. | Sunny | 41° /28° | 0 mm | 13 | |
| 13 Dec. | Sunny | 41° /28° | 0.3 mm | 12 | |
| 14 Dec. | Sunny | 40° /28° | 0 mm | 13 | |
| 15 Dec. | Partly cloudy | 40° /28° | 0 mm | 13 | |
| 16 Dec. | Partly cloudy | 40° /29° | 0 mm | 13 | |
| 17 Dec. | Patchy rain possible | 38° /28° | 0.2 mm | 3.1 | |
| 18 Dec. | Patchy rain possible | 38° /28° | 1.9 mm | 2.8 | |
| 19 Dec. | Patchy rain possible | 32° /25° | 3.3 mm | 1.9 | |
| 20 Dec. | Sunny | 36° /25° | 0 mm | 3.4 | |
| 21 Dec. |  Moderate rain | 38° /26° | 6.1 mm | 2.6 | |
| 22 Dec. | Partly cloudy | 35° /27° | 0 mm | 11 | |
| 23 Dec. | Sunny | 37° /29° | 0 mm | 11 | |
| 24 Dec. | Sunny | 38° /30° | 0 mm | 11 | |
| 25 Dec. | Sunny | 37° /30° | 0 mm | 11 | |
| 26 Dec. | Partly cloudy | 33° /28° | 0 mm | 11 | |
| 27 Dec. | Patchy rain possible | 23° /20° | 0.9 mm | 8 | |
| 28 Dec. | Overcast | 27° /21° | 0 mm | 8 | |
| 29 Dec. | Partly cloudy | 31° /20° | 0 mm | 10 | |
| 30 Dec. | Sunny | 36° /26° | 0 mm | 11 | |
| 31 Dec. | Sunny | 38° /26° | 0 mm | 12 | |
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Important Notice
Our weather forecast for Diamantina 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 Diamantina forecast closer to your planned date for the most up-to-date weather information.
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Diamantina in December - FAQ
What are the expected maximum and minimum temperatures in Diamantina during December?
With daytime temperatures soaring above 39° and not dropping much below 28° at night, December in Diamantina is quite hot. Staying hydrated and avoiding peak sun hours is advisable.
How much rainfall should be expected in Diamantina during December?
Expect minimal rainfall in Diamantina during December, with a total of 10 mm over approximately 5 days. This minimal precipitation is unlikely to significantly impact plans.
What are the typical wind conditions in Diamantina during December?
The average wind speed in Diamantina during December is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Diamantina
Explore the daily rainfall trends and prepare for Diamantinas December weather 💧
Typically, Diamantina has 5 rainy days in December with a total of 10 mm of rainfall.
UV exposure in Diamantina during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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