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New Zealand weather

Weather in Wellington City for December 2025

Your guide to Wellington City weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Wellington City has been nearly identical to the historical average, with a temperature of 16.9 °C (showing only a slight deviation of 0 °C).

  • The forecast for the next days in Wellington City predicts temperatures to be around 17 °C, close to the historical average.

  • In general, the average temperature in Wellington City at the beginning of December is 16.6 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 18.9 °C by the end of December.

    • Rain 🌧️

  • Wellington City in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 63.2 mm.

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/13°
Temperatures
Average wind speed
37 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Wellington City Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
16°
2
Patchy rain possible
17°
3
Light rain
15°
4
Patchy rain possible
15°
5
Patchy rain possible
18°
6
Partly cloudy
17°
7
Partly cloudy
18°
8
Patchy rain possible
18°
9
Partly cloudy
18°
10
Light drizzle
18°
11
Patchy rain possible
16°
12
Patchy rain possible
16°
13
Sunny
16°
14
Partly cloudy
18°
15
Patchy rain possible
17°
16
Moderate rain
17°
17
Patchy rain possible
15°
18
Cloudy
16°
19
Patchy rain possible
17°
20
Patchy rain possible
15°
21
Patchy rain possible
13°
22
Partly cloudy
17°
23
Partly cloudy
18°
24
Patchy rain possible
17°
25
Patchy rain possible
16°
26
Sunny
20°
27
Sunny
21°
28
Sunny
20°
29
Sunny
20°
30
Overcast
18°
31
Partly cloudy
17°

Temperatures trend during December in Wellington City

See the weather trend as well as the moving average line

December weather in Wellington City day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Light rain shower
Light rain shower
 16° /11° 0.4 mm 6
2 Dec. Patchy rain possible
Patchy rain possible
 17° /12° 0 mm 6
3 Dec. Light rain
Light rain
 15° /13° 16.9 mm 6
4 Dec. Patchy rain possible
Patchy rain possible
 15° /12° 0.8 mm 6
5 Dec. Patchy rain possible
Patchy rain possible
 18° /12° 0 mm 6
6 Dec. Partly cloudy
Partly cloudy
 17° /13° 0 mm 7
7 Dec. Partly cloudy
Partly cloudy
 18° /13° 0 mm 7
8 Dec. Patchy rain possible
Patchy rain possible
 18° /13° 1.3 mm 6
9 Dec. Partly cloudy
Partly cloudy
 18° /13° 0.2 mm 7
10 Dec. Light drizzle
Light drizzle
 18° /12° 0.7 mm 7
11 Dec. Patchy rain possible
Patchy rain possible
 16° /12° 0.1 mm 6
12 Dec. Patchy rain possible
Patchy rain possible
 16° /12° 0.9 mm 6
13 Dec. Sunny
Sunny
 16° /11° 0.2 mm 6
14 Dec. Partly cloudy
Partly cloudy
 18° /12° 0 mm 7
15 Dec. Patchy rain possible
Patchy rain possible
 17° /14° 0.1 mm 6
16 Dec. Moderate rain
Moderate rain
 17° /14° 16 mm 0.7
17 Dec. Patchy rain possible
Patchy rain possible
 15° /12° 1.3 mm 1.8
18 Dec. Cloudy
Cloudy
 16° /12° 0 mm 2.7
19 Dec. Patchy rain possible
Patchy rain possible
 17° /15° 2.2 mm 2.2
20 Dec. Patchy rain possible
Patchy rain possible
 15° /11° 1.9 mm 0
21 Dec. Patchy rain possible
Patchy rain possible
 13° /10° 1.4 mm 6
22 Dec. Partly cloudy
Partly cloudy
 17° /10° 0 mm 7
23 Dec. Partly cloudy
Partly cloudy
 18° /13° 0 mm 8
24 Dec. Patchy rain possible
Patchy rain possible
 17° /15° 0.1 mm 7
25 Dec. Patchy rain possible
Patchy rain possible
 16° /14° 0.4 mm 7
26 Dec. Sunny
Sunny
 20° /12° 0 mm 8
27 Dec. Sunny
Sunny
 21° /15° 0 mm 8
28 Dec. Sunny
Sunny
 20° /14° 0 mm 8
29 Dec. Sunny
Sunny
 20° /13° 0 mm 8
30 Dec. Overcast
Overcast
 18° /14° 11.3 mm 5
31 Dec. Partly cloudy
Partly cloudy
 17° /13° 3.6 mm 5
Next
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.
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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?
Moderate rainfall is anticipated in Wellington City during December, with a total of 63.2 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Wellington City during December?
The average wind speed in Wellington City during December is 37 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 💧
Typically, Wellington City has 17 rainy days in December with a total of 63.2 mm of rainfall.

UV exposure in Wellington City during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Location coordinates Where is Wellington City?

Get accurate weather forecasts for Wellington City, located at latitude -41.287 and longitude 174.776. Stay updated with localized weather information tailored for Wellington City.

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