About Wanaka, Otago's Climate & Weather History

With a population of around 13,200, Wanaka sits in Otago, New Zealand. The city operates in the New Zealand time zone.

In 2025, Wanaka recorded an average annual temperature of 51°F. The hottest temperatures reached 84°F in January; the coolest were 29°F in June. Total precipitation for the year was 66 inches, with the wettest month being October. Snowfall for the year totaled approximately 7 inches.