December weather forecast
Santiago de Las Vegas, Cuba

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Weather in December

The first month of the winter, December, is still a warm month in Santiago de Las Vegas, Cuba, with temperature in the range of an average high of 27°C (80.6°F) and an average low of 19.9°C (67.8°F).

Temperature

The initiation of December sees an average high-temperature of a still moderately hot 27°C (80.6°F), showing minor variations from the previous month. During December nights, Santiago de Las Vegas witnesses a consistent average temperature of 19.9°C (67.8°F).

Heat index

In December, the average heat index is calculated to be a hot 30°C (86°F). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.

Humidity

In Santiago de Las Vegas, the average relative humidity in December is 79%.

Rainfall

In Santiago de Las Vegas, in December, it is raining for 10.9 days, with typically 23mm (0.91") of accumulated precipitation. Throughout the year, there are 204.8 rainfall days, and 802mm (31.57") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 48min of daylight.
On the first day of December in Santiago de Las Vegas, Cuba, sunrise is at 06:54 and sunset at 17:43. On the last day of the month, sunrise is at 07:10 and sunset at 17:55 CST.

Sunshine

November and December, with an average of 6.3h of sunshine, are months with the least sunshine.

UV index

In December, the average daily maximum UV index in Santiago de Las Vegas is 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: The UV index of 6 during December leads to these advisories:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the usual temperature for Santiago de Las Vegas in December?

The average high-temperature, in December, in Santiago de Las Vegas, is 27°C (80.6°F), while the average low-temperature is 19.9°C (67.8°F). In December, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 30°C (86°F).

What is the average humidity in December in Santiago de Las Vegas?

In December, the average relative humidity in Santiago de Las Vegas is 79%.

How much does it rain in Santiago de Las Vegas in December?

In Santiago de Las Vegas, Cuba, in December, during 10.9 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

What is the month with the shortest days in Santiago de Las Vegas?

With an average of 10h and 48min of daylight, December has the shortest days of the year in Santiago de Las Vegas, Cuba.

What is the average length of the day in December in Santiago de Las Vegas?

In December, the average day length in Santiago de Las Vegas, Cuba, is 10h and 45min.

When are sunrise and sunset in December in Santiago de Las Vegas?

On the first day of December, sunrise is at 06:54 and sunset at 17:43. On the last day of the month, sunrise is at 07:10 and sunset at 17:55 CST.

What are the months with the least sunshine in Santiago de Las Vegas?

November and December, with an average of 6.3h of sunshine, are months with the least sunshine.

How many hours of sunshine does Santiago de Las Vegas have in December?

The average sunshine duration in December in Santiago de Las Vegas, Cuba, is 6.3h.

What is the UV index intensity in December in Santiago de Las Vegas?

In Santiago de Las Vegas, Cuba, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.

Average temperature in December
Santiago de Las Vegas, Cuba

Average temperature in December - Santiago de Las Vegas, Cuba
  • Average high temperature in December: 27°C

The warmest month (with the highest average high temperature) is July (32.5°C).
The month with the lowest average high temperature is January (25.8°C).

  • Average low temperature in December: 19.9°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (18.5°C).

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Average pressure in December
Santiago de Las Vegas, Cuba

Average pressure in December - Santiago de Las Vegas, Cuba
  • Average pressure in December: 1017.3mbar

The month with the highest atmospheric pressure is January (1018.4mbar).
The month with the lowest atmospheric pressure is October (1013.2mbar).

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Average wind speed in December
Santiago de Las Vegas, Cuba

Average wind speed in December - Santiago de Las Vegas, Cuba
  • Average wind speed in December: 10.9km/h

The windiest month (with the highest average wind speed) is March (11.8km/h).
The calmest month (with the lowest average wind speed) is July (8.6km/h).

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Average humidity in December
Santiago de Las Vegas, Cuba

Average humidity in December - Santiago de Las Vegas, Cuba
  • Average humidity in December: 79%

The months with the highest relative humidity are September and October (80%).
The month with the lowest relative humidity is April (69%).

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Average rainfall in December
Santiago de Las Vegas, Cuba

Average rainfall in December - Santiago de Las Vegas, Cuba
  • Average rainfall in December: 23mm

The wettest month (with the highest rainfall) is August (124mm).
The driest month (with the least rainfall) is March (13mm).

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Average rainfall days in December
Santiago de Las Vegas, Cuba

Average rainfall days in December - Santiago de Las Vegas, Cuba
  • Average rainfall days in December: 10.9 days

The month with the highest number of rainy days is August (25.4 days).
The month with the least rainy days is February (9.2 days).

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Average daylight in December /
Average sunshine in December
Santiago de Las Vegas, Cuba

Average daylight in December / Average sunshine in December - Santiago de Las Vegas, Cuba
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The months with the least sunshine are November and December (Average sunshine: 6h and 18min).

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Average sunshine days in December
Santiago de Las Vegas, Cuba

Average sunshine days in December - Santiago de Las Vegas, Cuba
  • Average sunshine days in December: 16.6 days

The month with the most sunshine days is March (19.8 days).
The month with the least sunshine days is August (3.4 days).

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Average UV index in December
Santiago de Las Vegas, Cuba

Average UV index in December - Santiago de Las Vegas, Cuba
  • Average UV index in December: 6

The months with the highest UV index are March, April, May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

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Average cloud cover in December
Santiago de Las Vegas, Cuba

Average cloud cover in December - Santiago de Las Vegas, Cuba
  • Average cloud cover in December: 33

The month with the most cloud cover is January (Cloud cover 37).
The month with the least cloud cover is April (Cloud cover 24).

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Average visibility in December
Santiago de Las Vegas, Cuba

Average visibility in December - Santiago de Las Vegas, Cuba
  • Average visibility in December: 9km

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

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Santiago de Las Vegas, Cuba

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