Wellington
December
Weather in Wellington for December 2025
Your guide to Wellington weather in December - trends and predictions
So far, December 2025 in Wellington shows a warmer trend than usual by 2.1 °C.
The forecast for the upcoming days in Wellington predicts a temperature of 31.3 °C, which is slightly above the historical average.
In general, the average temperature in Wellington at the beginning of December is 27.9 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 30.4 °C by the end of December.
Wellington experiences moderate rainfall in December, with an average of 8 rainy days and a total precipitation of 24 mm.
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Temperatures
Rain 🌧️
More
23
Dry days
8
Rainy days
0
Snow days
27°/13°
Temperatures
19 km/h
Avg max wind
59 %
Avg humidity
Wellington Weather December
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Temperatures trend during December in Wellington
See the weather trend as well as the moving average line
December weather in Wellington day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Partly cloudy | 29° /13° | 0 mm | 11 | |
| 2 Dec. |  Sunny | 27° /12° | 0.1 mm | 10 | |
| 3 Dec. |  Moderate rain at times | 28° /13° | 2.5 mm | 10 | |
| 4 Dec. | Partly cloudy | 31° /13° | 0 mm | 11 | |
| 5 Dec. |  Overcast | 27° /14° | 0.8 mm | 10 | |
| 6 Dec. | Moderate rain at times | 24° /12° | 2.3 mm | 9 | |
| 7 Dec. | Sunny | 29° /11° | 0 mm | 10 | |
| 8 Dec. | Sunny | 28° /12° | 0 mm | 11 | |
| 9 Dec. | Sunny | 30° /13° | 0 mm | 11 | |
| 10 Dec. | Sunny | 31° /12° | 0 mm | 11 | |
| 11 Dec. | Sunny | 32° /15° | 0 mm | 10 | |
| 12 Dec. |  Patchy rain possible | 24° /12° | 2.6 mm | 8 | |
| 13 Dec. | Moderate rain at times | 20° /10° | 2.7 mm | 8 | |
| 14 Dec. | Sunny | 26° /7° | 0 mm | 10 | |
| 15 Dec. | Sunny | 31° /12° | 0 mm | 3.6 | |
| 16 Dec. | Sunny | 29° /13° | 0 mm | 3.5 | |
| 17 Dec. | Patchy rain possible | 24° /12° | 2.9 mm | 3 | |
| 18 Dec. | Sunny | 30° /10° | 0 mm | 3.5 | |
| 19 Dec. | Sunny | 34° /14° | 0 mm | 4.6 | |
| 20 Dec. | Sunny | 36° /15° | 0 mm | 10 | |
| 21 Dec. | Sunny | 37° /18° | 0 mm | 10 | |
| 22 Dec. | Sunny | 33° /18° | 0 mm | 9 | |
| 23 Dec. | Patchy rain possible | 24° /14° | 0.1 mm | 7 | |
| 24 Dec. | Patchy rain possible | 24° /11° | 0.2 mm | 7 | |
| 25 Dec. | Sunny | 34° /12° | 0 mm | 9 | |
| 26 Dec. | Sunny | 37° /17° | 0 mm | 10 | |
| 27 Dec. | Sunny | 32° /16° | 0 mm | 9 | |
| 28 Dec. | Sunny | 33° /16° | 0 mm | 9 | |
| 29 Dec. | Patchy rain possible | 28° /14° | 0.2 mm | 9 | |
| 30 Dec. | Patchy rain possible | 26° /13° | 1.2 mm | 9 | |
| 31 Dec. | Patchy rain possible | 23° /11° | 1.9 mm | 8 | |
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Important Notice
Our weather forecast for Wellington 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 Wellington forecast closer to your planned date for the most up-to-date weather information.
Change Month
Wellington in December - FAQ
What are the expected maximum and minimum temperatures in Wellington during December?
Enjoy moderate daytime temperatures of up to 27° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Wellington during December?
In December, Wellington can expect light to moderate rainfall, totaling 24 mm across approximately 8 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Wellington during December?
The average wind speed in Wellington during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Wellington
Explore the daily rainfall trends and prepare for Wellingtons December weather 💧
Typically, Wellington has 8 rainy days in December with a total of 24 mm of rainfall.
UV exposure in Wellington during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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