December weather forecast
Alo, Wallis and Futuna

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Weather in December

Alo waves goodbye to the year with the island's weather in December returning to where it started. It presents similar climatic conditions as January, with a substantial increase in rainfall at 257mm (10.12"). The island's intrinsic charm is highlighted by alternating patches of sunshine amidst sporadic showers. The marked increase in rainfall rejuvenates the island's natural green landscape, offering some unforgettable scenery. As Alo concludes the year, December weather serves as a fitting climatic full stop, echoing the cyclical patterns of Alo's tropical meteorological journey.

Temperature

With December's arrival, Alo notes an average high-temperature of a still warm 28.8°C (83.8°F), closely following the trend of the preceding month. Night temperatures during December in Alo stabilize at an average of 27.9°C (82.2°F), closely mirroring the daytime temperatures.

Heat index

December's heat index is computed to be a tropical 34°C (93.2°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

The average relative humidity in December in Alo is 77%.

Rainfall

In Alo, in December, it is raining for 26.9 days, with typically 257mm (10.12") of accumulated precipitation. In Alo, during the entire year, the rain falls for 294.6 days and collects up to 2108mm (82.99") of precipitation.

Daylight

With an average of 13h and 0min of daylight, December has the longest days of the year in Alo.
On the first day of December in Alo, 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

The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the average maximum UV index of 7 translates into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. 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. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
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Frequently asked questions

How hot does it get in Alo in December?

The average high-temperature, in December, in Alo, is 28.8°C (83.8°F), while the average low-temperature is 27.9°C (82.2°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in December is computed to be 34°C (93.2°F).

What is the average humidity in December in Alo?

The average relative humidity in December is 77%.

How many days does it rain in December in Alo?

In Alo, Wallis and Futuna, during December, the rain falls for 26.9 days and regularly aggregates up to 257mm (10.12") of precipitation.

When are the longest days in Alo?

The month with the longest days is December, with an average of 13h and 0min of daylight.

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

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

When is the sunrise / sunset in December in Alo?

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, in Alo, Wallis and Futuna, sunrise is at 05:27 and sunset at 18:24 +12.

How long on average sun shines in December in Alo?

The average sunshine duration in December in Alo, Wallis and Futuna, is 9h.

What are the months with the highest UV index in Alo?

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

What are the months with the lowest UV index in Alo?

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

What is the UV index intensity in December in Alo?

The average daily maximum UV index in December in Alo is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Average temperature in December
Alo, Wallis and Futuna

Average temperature in December - Alo, 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).

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Average pressure in December
Alo, Wallis and Futuna

Average pressure in December - Alo, 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).

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Average wind speed in December
Alo, Wallis and Futuna

Average wind speed in December - Alo, 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).

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Average humidity in December
Alo, Wallis and Futuna

Average humidity in December - Alo, 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%).

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Average rainfall in December
Alo, Wallis and Futuna

Average rainfall in December - Alo, 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).

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Average rainfall days in December
Alo, Wallis and Futuna

Average rainfall days in December - Alo, 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).

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

Average daylight in December / Average sunshine in December - Alo, 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).

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Average sunshine days in December
Alo, Wallis and Futuna

Average sunshine days in December - Alo, 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).

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Average UV index in December
Alo, Wallis and Futuna

Average UV index in December - Alo, 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).

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Average cloud cover in December
Alo, Wallis and Futuna

Average cloud cover in December - Alo, 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).

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Average visibility in December
Alo, Wallis and Futuna

Average visibility in December - Alo, 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).

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Alo, Wallis and Futuna

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