Warrnambool
December
Weather in Warrnambool for December 2025
Your guide to Warrnambool weather in December - trends and predictions
Until now, December 2025 in Warrnambool is slightly cooler than the historical average by -1.6 °C.
The forecast for the coming days of December 2025 predicts a temperature of 26.9 °C , which is warmer than usual.
In general, the average temperature in Warrnambool at the beginning of December is 22.3 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 26.3 °C by the end of December.
Warrnambool experiences moderate rainfall in December, with an average of 10 rainy days and a total precipitation of 34.3 mm.
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Temperatures
Rain 🌧️
More
21
Dry days
10
Rainy days
0
Snow days
22°/11°
Temperatures
24 km/h
Avg max wind
70 %
Avg humidity
Warrnambool Weather December
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Temperatures trend during December in Warrnambool
See the weather trend as well as the moving average line
December weather in Warrnambool day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Light rain shower | 16° /10° | 6.2 mm | 6 | |
| 2 Dec. | Patchy rain possible | 21° /9° | 0.1 mm | 7 | |
| 3 Dec. |  Cloudy | 23° /8° | 0.8 mm | 8 | |
| 4 Dec. |  Sunny | 27° /10° | 0 mm | 9 | |
| 5 Dec. | Sunny | 25° /9° | 0 mm | 9 | |
| 6 Dec. | Patchy rain possible | 23° /10° | 0.5 mm | 7 | |
| 7 Dec. | Sunny | 21° /8° | 0.9 mm | 7 | |
| 8 Dec. | Patchy rain possible | 23° /10° | 0.4 mm | 7 | |
| 9 Dec. | Light rain shower | 18° /9° | 1.7 mm | 6 | |
| 10 Dec. |  Overcast | 18° /8° | 0.1 mm | 6 | |
| 11 Dec. | Patchy rain possible | 20° /9° | 0.2 mm | 7 | |
| 12 Dec. | Patchy rain possible | 28° /11° | 0.9 mm | 8 | |
| 13 Dec. | Light rain shower | 25° /11° | 0.5 mm | 8 | |
| 14 Dec. | Patchy rain possible | 19° /10° | 0.4 mm | 7 | |
| 15 Dec. | Light rain shower | 23° /8° | 0.7 mm | 7 | |
| 16 Dec. |  Partly cloudy | 20° /9° | 0 mm | 3.5 | |
| 17 Dec. | Sunny | 29° /9° | 0 mm | 3.8 | |
| 18 Dec. | Sunny | 26° /12° | 0 mm | 3.7 | |
| 19 Dec. | Partly cloudy | 36° /12° | 0 mm | 2.8 | |
| 20 Dec. | Sunny | 33° /14° | 0 mm | 9 | |
| 21 Dec. | Patchy rain possible | 35° /15° | 0.4 mm | 8 | |
| 22 Dec. | Patchy rain possible | 19° /12° | 0.1 mm | 7 | |
| 23 Dec. | Patchy rain possible | 18° /9° | 0.1 mm | 6 | |
| 24 Dec. | Sunny | 20° /7° | 0 mm | 7 | |
| 25 Dec. | Sunny | 29° /9° | 0 mm | 8 | |
| 26 Dec. | Sunny | 35° /17° | 0 mm | 10 | |
| 27 Dec. | Patchy rain possible | 33° /20° | 0.4 mm | 8 | |
| 28 Dec. | Partly cloudy | 23° /10° | 0 mm | 8 | |
| 29 Dec. | Sunny | 21° /9° | 0 mm | 7 | |
| 30 Dec. | Patchy rain possible | 21° /10° | 0.7 mm | 6 | |
| 31 Dec. | Cloudy | 22° /11° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Warrnambool 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 Warrnambool forecast closer to your planned date for the most up-to-date weather information.
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Warrnambool in December - FAQ
What are the expected maximum and minimum temperatures in Warrnambool during December?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Warrnambool during December?
In December, Warrnambool can expect light to moderate rainfall, totaling 34.3 mm across approximately 10 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Warrnambool during December?
The average wind speed in Warrnambool during December is 24 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Warrnambool
Explore the daily rainfall trends and prepare for Warrnambools December weather 💧
Typically, Warrnambool has 10 rainy days in December with a total of 34.3 mm of rainfall.
UV exposure in Warrnambool during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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