Climate and Weather of Tongatapu Island, Tonga

In Tonga you have several regions, one of which is called Tongatapu Island. The most popular city in this region is Nuku‘alofa, whose climate data we'll examine to provide you with an overview of what weather to expect in Tongatapu Island. 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 Tongatapu Island during May, June, July, August, September, October and November is comfortably warm, with average temperatures ranging from 24°C to 26°C.

Note that the warmest month in Tongatapu Island is normally February, with the temperature reaching 28°C, while August has the coolest maximum daytime temperatures, reaching 24°C.

When it comes to rainfall, Tongatapu Island sees significant variations throughout the year. March tends to be the wettest, receiving 242 mm of rain, while October is much drier with just 103 mm. Travelers should note that the rainy season falls during January, February and March, bringing substantial precipitation ranging from 211 mm to 242 mm monthly.

Select a Month of Interest

Check the conditions for any month of the year.

Interested in the detailed Weather and Climate of Tongatapu Island, Tonga?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.