August weather forecast
Nuku'alofa, Tonga

August exhibits some of the most balanced weather conditions of the year in Nuku'alofa. The temperature reaches a comfortable high of 24.8°C (76.6°F). A slight spike in rainfall can be noticed after the reduction sequence of previous months. Daylight hours continue to be stable, facilitating uninterrupted outdoor activities. Despite being at a yearly low, the sea temperature slightly rises from July, inviting beachgoers to partake in water activities.

Temperature

In Nuku'alofa, Tonga, August is the coldest month, with temperatures averaging a high of 24.8°C (76.6°F) and a low of 18.2°C (64.8°F).

Humidity

The average relative humidity in August is 75%.

Rainfall

In August, the rain falls for 13 days. Throughout August, 117mm (4.61") of precipitation is accumulated. In Nuku'alofa, during the entire year, the rain falls for 180 days and collects up to 1721mm (67.76") of precipitation.

Sea temperature

August and September, with an average sea temperature of 23.8°C (74.8°F), are months with the coldest seawater.
Note: If cold is not your friend, swimming at 23.8°C (74.8°F) might be daunting. But the right mix of sunshine, wind, and external temperature can make a difference. Although wetsuits are not essential, they can enhance the swimming experience.

Daylight

In August, the average length of the day is 11h and 25min.
On the first day of the month, sunrise is at 07:11 and sunset at 18:22. On the last day of August, sunrise is at 06:49 and sunset at 18:31 +13.

Sunshine

August has the least sunshine of the year, with an average of 3h of sunshine.

UV index

The average daily maximum UV index in August is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 8 during August translates into the following guidance:
Be sure to take precautions. Without protection, skin might suffer damage quickly. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take note! Sand and water reflections strengthen the Sun's UV exposure.