Waiheke Island Weather & Climate: Best Time to Visit

The weather in Waiheke Island changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a comfortable 23°C (73°F) in February, the warmest time of the year, to a moderate 15°C (59°F) during cooler months like July.

At night, you can expect temperatures ranging from 19°C (66°F) in February to around 11°C (52°F) during July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Waiheke Island has a notably wet climate with abundant precipitation, recording 1156 mm (46 in) of rainfall per year. While rainfall varies throughout the year, each season offers its own charm. July brings wetter days averaging 123 mm (4.8 in) of precipitation, spread over 17 rainy days.

In contrast, the driest month January experiences a drier climate, with about 71 mm (2.8 in) of rainfall spread across 10 rainy days. For more details, please visit our Waiheke Island Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Waiheke Island. While January receives considerable daily sunshine with up to 7.7 hours, June marks the darkest time of the year, where sunshine is scarce with only 3.9 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The city experiences its highest humidity in June, reaching 89%. In November, the humidity drops to its lowest level at 77%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year