September weather forecast and climate
Matā'utu, Wallis and Futuna

The rocky and palmy white sand beachscape of the scenic Samoan Beach in Mata
The rocky and palmy white sand beachscape of the scenic Samoan Beach in Mata'utu, in Wallis and Futuna
September, the first month of the spring, in Matā'utu, is also a moderately hot month, with average temperature varying between 29.3°C (84.7°F) and 24.2°C (75.6°F).

Temperature

In Matā'utu, Wallis and Futuna, the average high-temperature in September is almost the same as in August - a still moderately hot 29.3°C (84.7°F). The average low-temperature, in September, is 24.2°C (75.6°F).

Rainfall

In Matā'utu, Wallis and Futuna, during September, the rain falls for 5 days and regularly aggregates up to 221.1mm (8.7") of precipitation. Throughout the year, there are 114 rainfall days, and 3322.6mm (130.81") of precipitation is accumulated.

Sea temperature

In Matā'utu, in September, the average water temperature is 28.3°C (82.9°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

In September, the average length of the day is 12h.

Sunshine

In September, the average sunshine in Matā'utu, Wallis and Futuna, is 5h.

UV index

Months with the highest UV index in Matā'utu are January through April, September through December, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 12 transform into the following instructions:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in September in Matā'utu?

The average high-temperature, in September, in Matā'utu, Wallis and Futuna, is 29.3°C (84.7°F), while the average low-temperature is 24.2°C (75.6°F).

How many days does it rain in September in Matā'utu?

In Matā'utu, in September, it is raining for 5 days, with typically 221.1mm (8.7") of accumulated precipitation.

What is the water temperature in September in Matā'utu?

In September, the average sea temperature in Matā'utu is 28.3°C (82.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Matā'utu have in September?

In Matā'utu, Wallis and Futuna, the average length of the day in September is 12h.

How many hours of sunshine does Matā'utu have in September?

The average sunshine in September in Matā'utu is 5h.

What is the month with the highest UV index in Matā'utu?

Months with the highest UV index in Matā'utu are January through April, September through December, with an average maximum UV index of 12.

What is the UV index intensity in September in Matā'utu?

In September, the average daily maximum UV index is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Matā
  • Average high temperature in September: 29.3°C

The warmest month (with the highest average high temperature) is February (30.4°C).
The month with the lowest average high temperature is July (28.9°C).

  • Average low temperature in September: 24.2°C

Months with the highest average low temperature are February and March (24.5°C).
The coldest month (with the lowest average low temperature) is July (24°C).

Average rainfall in September - Matā
  • Average rainfall in September: 221.1mm

The wettest month (with the highest rainfall) is January (381.4mm).
The driest month (with the least rainfall) is August (149.9mm).

Average rainfall days in September - Matā
  • Average rainfall days in September: 5 days

Months with the highest number of rainy days are January and March (18 days).
The month with the least rainy days is August (3 days).

Average sea temperature in September - Matā
  • Average sea temperature in September: 28.3°C

The best months for swimming (with the highest average sea temperature) are March and April (29.7°C).
The coldest month (with the lowest average sea temperature) is August (28.2°C).

Average daylight in September / Average sunshine in September - Matā
  • Average daylight in September: 12h

The month with the longest days is December (Average daylight: 12.9h).
Months with the shortest days are June and July (Average daylight: 11.4h).

  • Average sunshine in September: 5h

Months with the most sunshine are January and March (Average sunshine: 18h).
The month with the least sunshine is August (Average sunshine: 3h).

Average UV index in September - Matā
  • Average UV index in September: 12

Months with the highest UV index are January, February, March, April, September, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 8).