Wellington City (Wellington)
December
Weather in Wellington City for December 2025
Your guide to Wellington City weather in December - trends and predictions
In general, the average temperature in Wellington City at the beginning of December is 16 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.4 °C by the end of December.
Wellington City experiences moderate rainfall in December, with an average of 9 rainy days and a total precipitation of 39.2 mm.
Temperatures
Rain 🌧️
22
Dry days
9
Rainy days
0
Snow days
17°/13°
Temperatures
36 km/h
Avg max wind
82 %
Avg humidity
Wellington City in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  15° | 2 16° | 3  16° | 4 15° | 5 17° | 6  16° | 7  17° |
| 8  17° | 9 17° | 10 17° | 11 16° | 12 16° | 13 16° | 14 17° |
| 15 17° | 16 17° | 17 15° | 18 16° | 19 16° | 20  16° | 21 19° |
| 22 17° | 23  18° | 24 18° | 25 19° | 26 19° | 27 17° | 28 19° |
| 29 20° | 30 18° | 31 17° |
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Temperatures trend during December in Wellington City
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. | Light rain shower | 15° /10° | 0.6 mm | 5 | |
| 2 Dec. | Patchy rain possible | 16° /11° | 0 mm | 6 | |
| 3 Dec. | Light rain | 16° /14° | 4.4 mm | 6 | |
| 4 Dec. | Patchy rain possible | 15° /13° | 0.6 mm | 5 | |
| 5 Dec. | Patchy rain possible | 17° /12° | 0 mm | 6 | |
| 6 Dec. | Overcast | 16° /12° | 0 mm | 6 | |
| 7 Dec. | Partly cloudy | 17° /12° | 0 mm | 7 | |
| 8 Dec. | Cloudy | 17° /12° | 1.9 mm | 6 | |
| 9 Dec. | Partly cloudy | 17° /13° | 0.3 mm | 7 | |
| 10 Dec. | Light drizzle | 17° /12° | 1.1 mm | 6 | |
| 11 Dec. | Partly cloudy | 16° /11° | 0 mm | 6 | |
| 12 Dec. | Light rain shower | 16° /12° | 1.1 mm | 6 | |
| 13 Dec. | Patchy rain possible | 16° /11° | 0.3 mm | 6 | |
| 14 Dec. | Partly cloudy | 17° /13° | 0 mm | 7 | |
| 15 Dec. | Patchy rain possible | 17° /14° | 0.1 mm | 6 | |
| 16 Dec. | Light rain shower | 17° /13° | 4.7 mm | 6 | |
| 17 Dec. | Patchy rain possible | 15° /13° | 1 mm | 5 | |
| 18 Dec. | Patchy rain possible | 16° /12° | 1.1 mm | 6 | |
| 19 Dec. | Patchy rain possible | 16° /12° | 3.2 mm | 5 | |
| 20 Dec. | Sunny | 16° /13° | 9.1 mm | 6 | |
| 21 Dec. | Patchy rain possible | 19° /13° | 0.3 mm | 6 | |
| 22 Dec. | Patchy rain possible | 17° /13° | 1.7 mm | 5 | |
| 23 Dec. | Heavy rain at times | 18° /14° | 5.3 mm | 5 | |
| 24 Dec. | Patchy rain possible | 18° /15° | 1.9 mm | 5 | |
| 25 Dec. | Overcast | 19° /14° | 0.5 mm | 5 | |
| 26 Dec. | Patchy rain possible | 19° /14° | 3.2 mm | 5 | |
| 27 Dec. | Patchy rain possible | 17° /13° | 1 mm | 5 | |
| 28 Dec. | Partly cloudy | 19° /12° | 0 mm | 6 | |
| 29 Dec. | Sunny | 20° /14° | 4.7 mm | 6 | |
| 30 Dec. | Overcast | 18° /14° | 11.3 mm | 5 | |
| 31 Dec. | Partly cloudy | 17° /13° | 3.6 mm | 5 | |
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Important Notice
Our weather forecast for Wellington City 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 City forecast closer to your planned date for the most up-to-date weather information.
Wellington City in December - FAQ
What are the expected maximum and minimum temperatures in Wellington City during December?
Enjoy moderate daytime temperatures of up to 17° 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 City during December?
In December, Wellington City can expect light to moderate rainfall, totaling 39.2 mm across approximately 9 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Wellington City during December?
The average wind speed in Wellington City during December is 36 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Wellington City
Explore the daily rainfall trends and prepare for Wellington Citys December weather 💧
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