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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Oz Briefly Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Expect warm to hot days with frequent rain, especially in the north. December in New Zealand brings summer conditions: average highs of 20–25°C across the North Island and 18–23°C in the South Island, though coastal and alpine areas vary. Check the live forecast above for your exact location.
What is the typical temperature and rainfall in New Zealand in December?
North Island centres like Auckland see December averages of 22–25°C during the day and 15–17°C overnight, with 10–12 wet days. South Island locations such as Christchurch range from 20–23°C daytime to 11–14°C at night, and 8–10 rain days. The west coast of the South Island receives more precipitation, while inland alpine areas stay cooler. For comparison, weather new zealand november tends to be milder, and weather in new zealand in january is typically hotter and drier in the east.
How does December weather differ between North and South Islands?
The North Island is generally warmer and more humid, with new zealand weather december north island seeing frequent afternoon showers, especially in Auckland and the Bay of Plenty. The South Island is drier in the east (Christchurch, Queenstown) and wetter on the west coast. South island new zealand weather december can be cooler at higher elevations, so pack layers. If you’re checking auckland new zealand weather december, expect a mix of sun and showers, typical of subtropical summer.
Is December a good time to visit New Zealand?
Yes – it’s the start of summer with long daylight hours and warm temperatures. However, it’s also peak tourist season, so book accommodation early. Rain is common, especially in the north and west.
What should I pack for New Zealand in December?
Light clothing for daytime, a jacket or sweater for cooler evenings, and a waterproof layer for rain. Sunscreen and a hat are essential – UV levels are high. Sturdy shoes if you’re hiking in the South Island.
Does it rain a lot in New Zealand in December?
Rainfall varies: the North Island and west coast of the South Island see frequent showers, while the eastern South Island is much drier. Expect 8–12 wet days in most areas, but rain usually passes quickly.
For more seasonal outlooks, visit our Australia weather hub or check severe weather warnings if you’re planning outdoor activities. For new zealand weather in december celsius values, refer to the live forecast above.