December weather forecast
Cascade, Seychelles

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Weather in December

December in Cascade constitutes cooler temperatures, more rainfall days, and shorter daylight hours compared to November. However, the weather conditions are still ideal for vacationers, with a comfortably mild temperature of 28°C (82.4°F). The onshore winds bring a light chill, providing a unique Caribbean Christmas experience. The longer nights add a mystical touch to the city's vibrant nightlife and festivals.

Temperature

The high-temperature average in December for Cascade is a still moderately hot 28°C (82.4°F), staying closely aligned with November's conditions. Cascade's nighttime temperatures in December see a subtle dip to an average of 27.2°C (81°F).

Heat index

The heat index for December is computed to be a hot 32°C (89.6°F). Persistent activity under exposure might lead to a feeling of weariness, with subsequent heat cramps.
Consider that heat index readings are for situations in the shade and light wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

The average relative humidity in December is 76%.

Rainfall

In Cascade, during December, the rain falls for 21.8 days and regularly aggregates up to 166mm (6.54") of precipitation. In Cascade, during the entire year, the rain falls for 241.9 days and collects up to 1432mm (56.38") of precipitation.

Daylight

December has the longest days of the year in Cascade, Seychelles, with an average of 12h and 24min of daylight.
On the first day of December, 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.

Sunshine

In Cascade, Seychelles, the average sunshine in December is 8.4h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 7 suggests these recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.

Frequently asked questions

How hot is it in Cascade in December?

The high-temperature, in December, in Cascade, records 28°C (82.4°F), while the low-temperature is 27.2°C (81°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 32°C (89.6°F).

What is the average humidity in December in Cascade?

In Cascade, Seychelles, the average relative humidity in December is 76%.

How much does it rain in Cascade in December?

In Cascade, Seychelles, in December, during 21.8 rainfall days, 166mm (6.54") of precipitation is typically accumulated.

When are the longest days in Cascade?

The month with the longest days is December, with an average of 12h and 24min of daylight.

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

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

When is the sunrise / sunset in December in Cascade?

On the first day of December in Cascade, 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 long on average sun shines in December in Cascade?

In December, the average sunshine duration is 8.4h.

When is the highest UV index in Cascade?

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

When is the lowest UV index in Cascade?

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

How high is the UV index in December in Cascade?

In Cascade, the average daily maximum UV index in December is 7. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in December
Cascade, Seychelles

Average temperature in December - Cascade, 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
Cascade, Seychelles

Average pressure in December - Cascade, 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
Cascade, Seychelles

Average wind speed in December - Cascade, 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
Cascade, Seychelles

Average humidity in December - Cascade, 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
Cascade, Seychelles

Average rainfall in December - Cascade, 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
Cascade, Seychelles

Average rainfall days in December - Cascade, 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 daylight in December /
Average sunshine in December
Cascade, Seychelles

Average daylight in December / Average sunshine in December - Cascade, 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
Cascade, Seychelles

Average sunshine days in December - Cascade, 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
Cascade, Seychelles

Average UV index in December - Cascade, 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
Cascade, Seychelles

Average cloud cover in December - Cascade, 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
Cascade, Seychelles

Average visibility in December - Cascade, 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).

Cascade, Seychelles

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