December weather forecast
Leava, Wallis and Futuna

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Weather in December

In December, the weather trends continue from November with rainfall reaching up to 257mm (10.12"). The overall climate is characterized by high humidity, substantial rainfall, and increased sunshine hours, making December a radiant month. Despite the high rainfall, the temperatures remain fairly constant, ensuring comfort. The wind speed also remains steady, providing a nice balance to the prevailing weather conditions. Conclusively, December showcases the true essence of tropical weather in Leava, Wallis and Futuna.

Temperature

December's beginning signals an average high-temperature of a still warm 28.8°C (83.8°F), barely different from November's 28.5°C (83.3°F). Leava, in December, registers a nighttime average temperature of 27.9°C (82.2°F).

Heat index

The heat index value for December is estimated at a hot 34°C (93.2°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', offers an insight into how hot it feels when we factor in moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.

Humidity

In December, the average relative humidity in Leava is 77%.

Rainfall

In December, the rain falls for 26.9 days. Throughout December, 257mm (10.12") of precipitation is accumulated. In Leava, during the entire year, the rain falls for 294.6 days and collects up to 2108mm (82.99") of precipitation.

Sea temperature

January through April and December, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater in Leava, Wallis and Futuna.
Note: Water activities including swimming and diving at temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed very pleasurable and enjoyable for extended periods, devoid of discomfort.

Daylight

With an average of 13h and 0min of daylight, December has the longest days of the year.
On the first day of December in Leava, sunrise is at 05:14 and sunset at 18:09. On the last day of the month, sunrise is at 05:27 and sunset at 18:24 +12.

Sunshine

The average sunshine in December is 9h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Leava. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: A daily high UV index of 7 in December leads to these guidelines:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be alert! The reflection of water and sand augments UV radiation intensity.
Updated: Feb 15, 2024 | Published by: Weather Atlas | About Us

Frequently asked questions

How hot is December in Leava?

In December, in Leava, the average high-temperature is 28.8°C (83.8°F), and the average low-temperature is 27.9°C (82.2°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in December is estimated at 34°C (93.2°F).

What is the average humidity in December in Leava?

In Leava, the average relative humidity in December is 77%.

How much does it rain in Leava in December?

In Leava, in December, during 26.9 rainfall days, 257mm (10.12") of precipitation is typically accumulated.

What are the months with the warmest sea water in Leava?

The months with the warmest seawater in Leava are January through April and December, with an average sea temperature of 29°C (84.2°F).

What is the water temperature in December in Leava?

In December, the average sea temperature in Leava, Wallis and Futuna, is 29°C (84.2°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

When are the longest days in Leava?

December has the longest days of the year in Leava, with an average of 13h and 0min of daylight.

What is the average length of the day in December in Leava?

The average day length in December is 12h and 58min.

When is the sunrise / sunset in December in Leava?

In December, on the first day of the month, sunrise is at 05:14 and sunset at 18:09. On the last day of the month, sunrise is at 05:27 and sunset at 18:24 +12.

How many hours of sunshine does Leava have in December?

In Leava, Wallis and Futuna, the average sunshine duration in December is 9h.

When is the highest UV index in Leava?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Leava.

When is the lowest UV index in Leava?

January through December, with an average maximum UV index of 7, are months with the lowest UV index in Leava, Wallis and Futuna.

How high is the UV index in December in Leava?

The average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in December
Leava, Wallis and Futuna

Average temperature in December - Leava, Wallis and Futuna
  • Average high temperature in December: 28.8°C

The warmest month (with the highest average high temperature) is February (29.2°C).
The months with the lowest average high temperature are July and August (27.2°C).

  • Average low temperature in December: 27.9°C

The month with the highest average low temperature is January (28.2°C).
The coldest month (with the lowest average low temperature) is July (25.7°C).

Average pressure in December
Leava, Wallis and Futuna

Average pressure in December - Leava, Wallis and Futuna
  • Average pressure in December: 1008mbar

The month with the highest atmospheric pressure is September (1012.4mbar).
The month with the lowest atmospheric pressure is January (1007mbar).

Average wind speed in December
Leava, Wallis and Futuna

Average wind speed in December - Leava, Wallis and Futuna
  • Average wind speed in December: 21km/h

The windiest month (with the highest average wind speed) is July (28.5km/h).
The calmest month (with the lowest average wind speed) is March (18.6km/h).

Average humidity in December
Leava, Wallis and Futuna

Average humidity in December - Leava, Wallis and Futuna
  • Average humidity in December: 77%

The months with the highest relative humidity are June, July, August and September (79%).
The months with the lowest relative humidity are January, February and March (76%).

Average rainfall in December
Leava, Wallis and Futuna

Average rainfall in December - Leava, Wallis and Futuna
  • Average rainfall in December: 257mm

The wettest month (with the highest rainfall) is February (288mm).
The driest month (with the least rainfall) is August (78mm).

Average rainfall days in December
Leava, Wallis and Futuna

Average rainfall days in December - Leava, Wallis and Futuna
  • Average rainfall days in December: 26.9 days

The month with the highest number of rainy days is March (27.1 days).
The month with the least rainy days is September (22.3 days).

Average sea temperature in December
Leava, Wallis and Futuna

Average sea temperature in December - Leava, Wallis and Futuna
  • Average sea temperature in December: 29°C

The best months for swimming (with the highest average sea temperature) are January, February, March, April and December (29°C).
The coldest months (with the lowest average sea temperature) are July, August and September (27°C).

Average daylight in December /
Average sunshine in December
Leava, Wallis and Futuna

Average daylight in December / Average sunshine in December - Leava, Wallis and Futuna
  • Average daylight in December: 13h and 0min

The month with the longest days is December (Average daylight: 13h and 0min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in December: 9h and 0min

The month with the most sunshine is January (Average sunshine: 9h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 0min).

Average sunshine days in December
Leava, Wallis and Futuna

Average sunshine days in December - Leava, Wallis and Futuna
  • Average sunshine days in December: 2.4 days

The month with the most sunshine days is October (4.3 days).
The month with the least sunshine days is February (2.2 days).

Average UV index in December
Leava, Wallis and Futuna

Average UV index in December - Leava, Wallis and Futuna
  • Average UV index in December: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in December
Leava, Wallis and Futuna

Average cloud cover in December - Leava, Wallis and Futuna
  • Average cloud cover in December: 48

The month with the most cloud cover is August (Cloud cover 54).
The months with the least cloud cover are January and March (Cloud cover 45).

Average visibility in December
Leava, Wallis and Futuna

Average visibility in December - Leava, Wallis and Futuna
  • Average visibility in December: 9km

The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).

Leava, Wallis and Futuna

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