December weather forecast
Anse Boileau, Seychelles

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Weather in December

December wraps up the year with warmth reflected in the land and sea of Anse Boileau. The impact of temperature is prevalent in this month, with the sea surface temperature stabilizing at 28.2°C (82.8°F). This period observes an average rainfall of 166mm (6.54"), bringing a slight uptick in precipitation compared to its predecessor. Enjoy the lingering daylight hours and soak in the breathtaking landscapes and coastal panoramas. As Seychelles' interesting weather patterns culminate, December offers rewarding experiences for those venturing to Anse Boileau.

Temperature

With the arrival of December, Anse Boileau's average high-temperature registers at a still moderately hot 28°C (82.4°F), indicating a subtle variation from the previous month. Anse Boileau encounters an average temperature dip to a still moderately hot 27.2°C (81°F) throughout December, subtly lower than its daytime maximum.

Heat index

During December, the heat index is evaluated at a tropical 32°C (89.6°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In Anse Boileau, the average relative humidity in December is 76%.

Rainfall

In Anse Boileau, in December, during 21.8 rainfall days, 166mm (6.54") of precipitation is typically accumulated. In Anse Boileau, during the entire year, the rain falls for 241.9 days and collects up to 1432mm (56.38") of precipitation.

Sea temperature

In Anse Boileau, the average seawater temperature in December is 28.2°C (82.8°F).
Note: Water temperature ranging from 25°C (77°F) to 29°C (84.2°F) is seen as very warm and delightful by everyone. During these temperatures, water activities become enjoyable, without causing discomfort for extended periods.

Daylight

December has the longest days of the year in Anse Boileau, with an average of 12h and 24min of daylight.
On the first day of the month, sunrise is at 05:55 and sunset at 18:18. On the last day of December, in Anse Boileau, sunrise is at 06:09 and sunset at 18:32 +04.

Sunshine

In December, the average sunshine is 8.4h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. The months with the lowest UV index in Anse Boileau are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In December, the maximum UV index of 7 suggests these recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Notice! The reflection of water and sand increases the UV radiation significantly.

Frequently asked questions

How hot does it get in Anse Boileau in December?

In December, the average high-temperature and low-temperature in Anse Boileau, Seychelles, are 28°C (82.4°F) and 27.2°C (81°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, in December is evaluated at 32°C (89.6°F).

What is the average humidity in December in Anse Boileau?

In December, the average relative humidity is 76%.

How much does it rain in Anse Boileau in December?

In Anse Boileau, during December, the rain falls for 21.8 days and regularly aggregates up to 166mm (6.54") of precipitation.

What is the sea water temperature in December in Anse Boileau?

In Anse Boileau, Seychelles, the average seawater temperature in December is 28.2°C (82.8°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

When are the longest days in Anse Boileau?

With an average of 12h and 24min of daylight, December has the longest days of the year in Anse Boileau.

How many hours of daylight does Anse Boileau have in December?

The average day length in December is 12h and 23min.

When are sunrise and sunset in December in Anse Boileau?

On the first day of December in Anse Boileau, Seychelles, sunrise is at 05:55 and sunset at 18:18. On the last day of the month, sunrise is at 06:09 and sunset at 18:32 +04.

How many hours of sunshine does Anse Boileau have in December?

In Anse Boileau, the average sunshine duration in December is 8.4h.

When is the highest UV index in Anse Boileau?

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

When is the lowest UV index in Anse Boileau?

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

What is the UV index intensity in December in Anse Boileau?

In Anse Boileau, the average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.

Average temperature in December
Anse Boileau, Seychelles

Average temperature in December - Anse Boileau, Seychelles
  • Average high temperature in December: 28°C

The warmest month (with the highest average high temperature) is April (29.3°C).
The month with the lowest average high temperature is August (26.4°C).

  • Average low temperature in December: 27.2°C

The month with the highest average low temperature is April (28.1°C).
The coldest months (with the lowest average low temperature) are July and August (25.7°C).

Average pressure in December
Anse Boileau, Seychelles

Average pressure in December - Anse Boileau, Seychelles
  • Average pressure in December: 1010.6mbar

The month with the highest atmospheric pressure is August (1012.4mbar).
The month with the lowest atmospheric pressure is April (1010.4mbar).

Average wind speed in December
Anse Boileau, Seychelles

Average wind speed in December - Anse Boileau, Seychelles
  • Average wind speed in December: 17.1km/h

The windiest month (with the highest average wind speed) is August (28.1km/h).
The calmest month (with the lowest average wind speed) is April (12.8km/h).

Average humidity in December
Anse Boileau, Seychelles

Average humidity in December - Anse Boileau, Seychelles
  • Average humidity in December: 76%

The months with the highest relative humidity are July, August and September (80%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Anse Boileau, Seychelles

Average rainfall in December - Anse Boileau, Seychelles
  • Average rainfall in December: 166mm

The wettest month (with the highest rainfall) is January (220mm).
The driest month (with the least rainfall) is August (50mm).

Average rainfall days in December
Anse Boileau, Seychelles

Average rainfall days in December - Anse Boileau, Seychelles
  • Average rainfall days in December: 21.8 days

The month with the highest number of rainy days is January (23.2 days).
The month with the least rainy days is November (17.3 days).

Average sea temperature in December
Anse Boileau, Seychelles

Average sea temperature in December - Anse Boileau, Seychelles
  • Average sea temperature in December: 28.2°C

The best month for swimming (with the highest average sea temperature) is April (29.9°C).
The coldest month (with the lowest average sea temperature) is August (26.6°C).

Average daylight in December /
Average sunshine in December
Anse Boileau, Seychelles

Average daylight in December / Average sunshine in December - Anse Boileau, Seychelles
  • Average daylight in December: 12h and 2min

The month with the longest days is December (Average daylight: 12h and 24min).
The month with the shortest days is June (Average daylight: 11h and 54min).

  • Average sunshine in December: 8h and 2min

The month with the most sunshine is November (Average sunshine: 10h and 6min).
The month with the least sunshine is September (Average sunshine: 7h and 0min).

Average sunshine days in December
Anse Boileau, Seychelles

Average sunshine days in December - Anse Boileau, Seychelles
  • Average sunshine days in December: 7.6 days

The month with the most sunshine days is November (10.9 days).
The month with the least sunshine days is June (3 days).

Average UV index in December
Anse Boileau, Seychelles

Average UV index in December - Anse Boileau, Seychelles
  • 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
Anse Boileau, Seychelles

Average cloud cover in December - Anse Boileau, Seychelles
  • Average cloud cover in December: 44

The month with the most cloud cover is September (Cloud cover 51).
The month with the least cloud cover is November (Cloud cover 41).

Average visibility in December
Anse Boileau, Seychelles

Average visibility in December - Anse Boileau, Seychelles
  • Average visibility in December: 10km

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

Anse Boileau, Seychelles

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