Katoomba
December
Weather in Katoomba for December 2025
Your guide to Katoomba weather in December - trends and predictions
Until now, December 2025 in Katoomba has been nearly identical to the historical average, with a temperature of 28.5 °C (showing only a slight deviation of -0.2 °C).
The forecast for the next days in Katoomba predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Katoomba at the beginning of December is 28.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 30.3 °C by the end of December.
Katoomba in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 29.8 mm.
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Temperatures
Rain 🌧️
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14
Dry days
17
Rainy days
0
Snow days
29°/13°
Temperatures
14 km/h
Avg max wind
60 %
Avg humidity
Katoomba Weather December
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Temperatures trend during December in Katoomba
See the weather trend as well as the moving average line
December weather in Katoomba day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 23° /9° | 0.6 mm | 8 | |
| 2 Dec. |  Sunny | 27° /6° | 0 mm | 10 | |
| 3 Dec. |  Moderate rain at times | 27° /9° | 1.1 mm | 10 | |
| 4 Dec. | Moderate rain at times | 29° /14° | 1.5 mm | 10 | |
| 5 Dec. | Moderate or heavy rain shower | 33° /14° | 1.1 mm | 10 | |
| 6 Dec. |  Heavy rain at times | 35° /18° | 0.7 mm | 11 | |
| 7 Dec. | Moderate or heavy rain shower | 28° /13° | 1.7 mm | 9 | |
| 8 Dec. | Sunny | 31° /12° | 0.1 mm | 11 | |
| 9 Dec. | Patchy rain possible | 32° /14° | 0.2 mm | 11 | |
| 10 Dec. | Patchy rain possible | 31° /13° | 2.8 mm | 10 | |
| 11 Dec. |  Overcast | 21° /12° | 7.4 mm | 8 | |
| 12 Dec. | Sunny | 24° /12° | 5.8 mm | 9 | |
| 13 Dec. | Sunny | 31° /13° | 0.6 mm | 11 | |
| 14 Dec. |  Partly cloudy | 32° /16° | 0 mm | 11 | |
| 15 Dec. | Patchy rain possible | 28° /9° | 0.8 mm | 3.4 | |
| 16 Dec. | Patchy rain possible | 15° /8° | 3.6 mm | 0.6 | |
| 17 Dec. | Patchy rain possible | 25° /10° | 0.5 mm | 3.4 | |
| 18 Dec. | Partly cloudy | 33° /13° | 0 mm | 2.8 | |
| 19 Dec. | Sunny | 34° /16° | 0 mm | 10 | |
| 20 Dec. | Patchy rain possible | 30° /16° | 1 mm | 8 | |
| 21 Dec. | Sunny | 33° /16° | 0 mm | 9 | |
| 22 Dec. | Patchy rain possible | 35° /17° | 1.5 mm | 8 | |
| 23 Dec. | Sunny | 32° /11° | 0 mm | 9 | |
| 24 Dec. | Patchy rain possible | 23° /15° | 0.5 mm | 7 | |
| 25 Dec. | Partly cloudy | 27° /11° | 0.1 mm | 8 | |
| 26 Dec. | Partly cloudy | 32° /10° | 0 mm | 9 | |
| 27 Dec. | Patchy rain possible | 35° /16° | 2 mm | 8 | |
| 28 Dec. | Patchy rain possible | 29° /12° | 0.3 mm | 8 | |
| 29 Dec. | Sunny | 31° /9° | 0 mm | 11 | |
| 30 Dec. | Patchy rain possible | 28° /13° | 1 mm | 9 | |
| 31 Dec. |  Patchy light drizzle | 30° /12° | 1.7 mm | 10 | |
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Important Notice
Our weather forecast for Katoomba 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 Katoomba forecast closer to your planned date for the most up-to-date weather information.
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Katoomba in December - FAQ
What are the expected maximum and minimum temperatures in Katoomba during December?
Enjoy moderate daytime temperatures of up to 29° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Katoomba during December?
In December, Katoomba can expect light to moderate rainfall, totaling 29.8 mm across approximately 17 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Katoomba during December?
The average wind speed in Katoomba during December is 14 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Katoomba
Explore the daily rainfall trends and prepare for Katoombas December weather 💧
Typically, Katoomba has 17 rainy days in December with a total of 29.8 mm of rainfall.
UV exposure in Katoomba during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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