September weather forecast
Ta'anea, Tonga

September signals the commencement of increasing rainfall in Ta'anea, with 138mm (5.43") precipitation recorded. The temperature starts to climb, both in the ocean and on land, showing signs of the returning warmer weather. Consistent with the trend, daylight hours continue to increase providing longer, brighter days. The UV index shows a substantial rise, reinforcing the need for sunblock and other sun-protection measures. With the increasing warmth and rainfall, September marks the transition from the cooler, drier months to the warmer, wetter ones ahead.

Temperature

With the onset of September in Ta'anea, the average high-temperature registers at a still warm 27°C (80.6°F), subtly different from August's 26°C (78.8°F). Ta'anea, in September, experiences an average temperature of 21°C (69.8°F) at night.

Rainfall

In Ta'anea, Tonga, during September, the rain falls for 5 days and regularly aggregates up to 138mm (5.43") of precipitation. In Ta'anea, during the entire year, the rain falls for 115 days and collects up to 1908mm (75.12") of precipitation.

Sea temperature

August and September, with an average sea temperature of 25°C (77°F), are months with the coldest seawater.
Note: Surface water temperatures falling between 25°C (77°F) and 29°C (84.2°F) are regarded as prime and extremely agreeable for enduring periods during any water activity.

Daylight

The average length of the day in September is 12h and 1min.
On the first day of September in Ta'anea, sunrise is at 06:42 and sunset at 18:28. On the last day of the month, sunrise is at 06:17 and sunset at 18:33 +13.

Sunshine

The average sunshine in September in Ta'anea is 5h.

UV index

In Ta'anea, the average daily maximum UV index in September is 11. A UV Index of 11, and more, symbolizes an extreme threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, the maximum UV index of 11 transforms into these recommendations:
Ensure every key safety measure. People with light skin might sustain burns in fewer than 5 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Even on overcast days, a sunscreen with a sun protection factor of no less than 30 should be generously applied and reapplied, particularly after swimming or outdoor activities. Take note! Sand and water reflections strengthen the Sun's UV exposure.