December weather forecast
San Sebastián de Buenavista, Colombia

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Weather in December

The first month of the winter, December, is also a hot month in San Sebastián de Buenavista, Colombia, with an average temperature fluctuating between 22.4°C (72.3°F) and 33.4°C (92.1°F).

Temperature

The onset of December marks an average high-temperature of a still tropical 33.4°C (92.1°F), hardly differing from November's 31.9°C (89.4°F). December's average low-temperature reading settles at an agreeable 22.4°C (72.3°F).

Heat index

During December, the heat index is estimated at a life-threatening hot 48°C (118.4°F). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
Research indicates the heat index considers values in shaded locales and with light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', melds the effects of warmth and moisture to generate a feeling of heat. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In December, the average relative humidity is 76%.

Rainfall

In San Sebastián de Buenavista, Colombia, in December, it is raining for 17.5 days, with typically 55mm (2.17") of accumulated precipitation. Throughout the year, there are 269.3 rainfall days, and 1479mm (58.23") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11h and 36min of daylight.
On the first day of December in San Sebastián de Buenavista, sunrise is at 05:57 and sunset at 17:35. On the last day of the month, sunrise is at 06:12 and sunset at 17:48 -05.

Sunshine

December has the least sunshine of the year in San Sebastián de Buenavista, with an average of 7.3h of sunshine.

UV index

The average daily maximum UV index in December in San Sebastián de Buenavista is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 7 suggests this advice:
Guard against overexposure. Protection from sun-induced harm is essential. 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. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

How hot does it get in San Sebastián de Buenavista in December?

The average high-temperature and low-temperature in San Sebastián de Buenavista during December are 33.4°C (92.1°F) and 22.4°C (72.3°F) respectively. In December, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is estimated at 48°C (118.4°F).

What is the average humidity in December in San Sebastián de Buenavista?

In December, the average relative humidity in San Sebastián de Buenavista, Colombia, is 76%.

How many days does it rain in December in San Sebastián de Buenavista?

In San Sebastián de Buenavista, Colombia, in December, during 17.5 rainfall days, 55mm (2.17") of precipitation is typically accumulated.

What is the month with the shortest days in San Sebastián de Buenavista?

The month with the shortest days in San Sebastián de Buenavista is December, with an average of 11h and 36min of daylight.

What is the average length of the day in December in San Sebastián de Buenavista?

In San Sebastián de Buenavista, the average day length in December is 11h and 36min.

When is the sunrise / sunset in December in San Sebastián de Buenavista?

On the first day of December in San Sebastián de Buenavista, sunrise is at 05:57 and sunset at 17:35. On the last day of the month, sunrise is at 06:12 and sunset at 17:48 -05.

What is the month with the least sunshine in San Sebastián de Buenavista?

December has the least sunshine of the year in San Sebastián de Buenavista, with an average of 7.3h of sunshine.

How many hours of sunshine does San Sebastián de Buenavista have in December?

In December, the average sunshine duration is 7.3h.

How high is the UV index in December in San Sebastián de Buenavista?

The average daily maximum UV index in December in San Sebastián de Buenavista is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
San Sebastián de Buenavista, Colombia

Average temperature in December - San Sebastián de Buenavista, Colombia
  • Average high temperature in December: 33.4°C

The warmest month (with the highest average high temperature) is February (37.6°C).
The month with the lowest average high temperature is November (31.9°C).

  • Average low temperature in December: 22.4°C

The month with the highest average low temperature is March (24.9°C).
The coldest month (with the lowest average low temperature) is December (22.4°C).

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Average pressure in December
San Sebastián de Buenavista, Colombia

Average pressure in December - San Sebastián de Buenavista, Colombia
  • Average pressure in December: 1009mbar

The months with the highest atmospheric pressure are May and September (1009.4mbar).
The month with the lowest atmospheric pressure is February (1008.8mbar).

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Average wind speed in December
San Sebastián de Buenavista, Colombia

Average wind speed in December - San Sebastián de Buenavista, Colombia
  • Average wind speed in December: 4.4km/h

The windiest months (with the highest average wind speed) are February and March (5.3km/h).
The calmest month (with the lowest average wind speed) is November (4.3km/h).

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Average humidity in December
San Sebastián de Buenavista, Colombia

Average humidity in December - San Sebastián de Buenavista, Colombia
  • Average humidity in December: 76%

The months with the highest relative humidity are October and November (85%).
The month with the lowest relative humidity is February (58%).

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Average rainfall in December
San Sebastián de Buenavista, Colombia

Average rainfall in December - San Sebastián de Buenavista, Colombia
  • Average rainfall in December: 55mm

The wettest month (with the highest rainfall) is October (253mm).
The driest month (with the least rainfall) is January (24mm).

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Average rainfall days in December
San Sebastián de Buenavista, Colombia

Average rainfall days in December - San Sebastián de Buenavista, Colombia
  • Average rainfall days in December: 17.5 days

The month with the highest number of rainy days is October (29 days).
The month with the least rainy days is January (10.6 days).

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Average daylight in December /
Average sunshine in December
San Sebastián de Buenavista, Colombia

Average daylight in December / Average sunshine in December - San Sebastián de Buenavista, Colombia
  • Average daylight in December: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in December: 7h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 18min).

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Average sunshine days in December
San Sebastián de Buenavista, Colombia

Average sunshine days in December - San Sebastián de Buenavista, Colombia
  • Average sunshine days in December: 12.2 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is October (1.1 days).

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Average UV index in December
San Sebastián de Buenavista, Colombia

Average UV index in December - San Sebastián de Buenavista, Colombia
  • Average UV index in December: 7

The month with the highest UV index is February (UV index 8).
The month with the lowest UV index is October (UV index 6).

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Average cloud cover in December
San Sebastián de Buenavista, Colombia

Average cloud cover in December - San Sebastián de Buenavista, Colombia
  • Average cloud cover in December: 31

The month with the most cloud cover is October (Cloud cover 51).
The month with the least cloud cover is January (Cloud cover 21).

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Average visibility in December
San Sebastián de Buenavista, Colombia

Average visibility in December - San Sebastián de Buenavista, Colombia
  • Average visibility in December: 9km

The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are October and November (7km).

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San Sebastián de Buenavista, Colombia

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