Auckland weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Excellent
Best time to visit: November – April
What is the weather like in Auckland in December?
In December, Auckland is mild: daytime highs average 21 °C, and nights cool down to about 15 °C. The sea averages 19.2 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 95 mm in total. All in all, December is an excellent month for a holiday in Auckland.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 82 | 80 | 89 |
| Day | 18° | 21° | 22° |
| Night | 13° | 15° | 17° |
| Sea | 17° | 19° | 21° |
| Sun | 8 h | 8 h | 9 h |
| Rain days | 11 | 12 | 9 |
More details for December
- Daylight
- 14 h 40 min05:56 – 20:36
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or more
- Wind
- 24 km/haverage daily peak
- Cloud cover
- 65 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+13Pacific/Auckland
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %85 %
- Few rainy daysweight 30 %44 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in December
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Auckland in December: quick answers
Is Auckland hot in December?
No. In December, Auckland is mild: daytime highs average 21 °C and nights drop to about 15 °C.
Can you swim in Auckland in December?
Only if you don't mind cold water: in December the sea averages just 19.2 °C. Comfortable swimming is possible from January to March.
Does it rain much in Auckland in December?
Rain is frequent, with about 12 rainy days and 95 mm in total.
Auckland month by month
The whole year in AucklandAll destinations: New ZealandWhere to go in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)