When planning a visit to Waiheke Island in New Zealand, it helps to know that temperatures typically range from 15°C (59°F) in July up to 23°C (73°F) during the peak of February. Our detailed climate overview is based on data from Oneroa, the region's most well-known city. For more detailed climate information about other cities in the area, please see the section beneath the map further down the page.
The weather in Waiheke Island during January, February, March, April, November and December is comfortably warm, with average temperatures ranging from 19°C (66°F) to 23°C (73°F).
Precipitation in Waiheke Island shows some seasonal variation. You'll find the most rain in July (121 mm (4.8 in)), while January tends to be drier (71 mm (2.8 in)).
Visitors hoping to maximize their time in the sun should consider planning their trip for January, when daylight hours are at their peak.