Cartagena
Colombia
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Cartagena, Colombia

A skyscape of the city of Cartagena, Colombia, with a close view of the Chiva Rumbera buildings
A skyscape of the city of Cartagena, Colombia, with a close view of the Chiva Rumbera buildings
December, the first month of the winter, in Cartagena, is still a hot month, with average temperature varying between 23.4°C (74.1°F) and 31.4°C (88.5°F).
The ideal sea water temperature of 28.4°C (83.1°F) and only 3 rainfall days, with 34.8mm (1.4") of accumulated rainfall, make December the best time for swimming and other water activities.

Temperature

In Cartagena, the average high-temperature remains the same as in November - a still tropical 31.4°C (88.5°F). In Cartagena, the average low-temperature is 23.4°C (74.1°F).

Rainfall

In December, in Cartagena, the rain falls for 3 days. Throughout December, 34.8mm (1.4") of precipitation is accumulated. Throughout the year, in Cartagena, there are 92 rainfall days, and 912.5mm (35.9") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature in Cartagena is 28.4°C (83.1°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

With an average of 11.5h of daylight, December has the shortest days of the year.

Sunshine

In December, the average sunshine in Cartagena, Colombia, is 8h.

UV index

With an average maximum UV index of 10, December is the month with the lowest UV index in Cartagena. A UV Index reading of 8 to 10 represents a very high health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 10 transform into the following instructions:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in December in Cartagena?

In Cartagena, Colombia, in December, the average high-temperature is 31.4°C (88.5°F), and the average low-temperature is 23.4°C (74.1°F).

How much does it rain in Cartagena in December?

In Cartagena, during December, the rain falls for 3 days and regularly aggregates up to 34.8mm (1.4") of precipitation.

What is the water temperature in December in Cartagena?

In Cartagena, Colombia, in December, the average water temperature is 28.4°C (83.1°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.

What is the month with the shortest days in Cartagena?

December has the shortest days of the year in Cartagena, Colombia, with an average of 11.5h of daylight.

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

In Cartagena, the average length of the day in December is 11.5h.

How long on average sun shines in December in Cartagena?

In Cartagena, Colombia, the average sunshine in December is 8h.

When is the lowest UV index in Cartagena?

The month with the lowest UV index in Cartagena, Colombia, is December, with an average maximum UV index of 10.

What is the UV index intensity in December in Cartagena?

The average daily maximum UV index in December in Cartagena is 10. A UV Index reading of 8 to 10 represents a very high health risk from unsafe exposure to the Sun's UV rays.
Average temperature in December - Cartagena, Colombia
  • Average high temperature in December: 31.4°C

The warmest month (with the highest average high temperature) is July (32°C).
Months with the lowest average high temperature are January and February (31°C).

  • Average low temperature in December: 23.4°C

The month with the highest average low temperature is June (25°C).
The coldest month (with the lowest average low temperature) is January (22.7°C).

Average rainfall in December - Cartagena, Colombia
  • Average rainfall in December: 34.8mm

The wettest month (with the highest rainfall) is October (198.3mm).
The driest month (with the lowest rainfall) is February (0.9mm).

Average rainfall days in December - Cartagena, Colombia
  • Average rainfall days in December: 3 days

The month with the highest number of rainy days is October (16 days).
The month with the lowest number of rainy days is February (0 days).

Average sea temperature in December - Cartagena, Colombia
  • Average sea temperature in December: 28.4°C

The best month for swimming (with the highest average sea temperature) is August (29.8°C).
The coldest month (with the lowest average sea temperature) is February (27.3°C).

Average daylight in December / Average sunshine in December - Cartagena, Colombia
  • Average daylight in December: 11.5h

Months with the longest days are June and July (Average daylight: 12.7h).
The month with shortest days is December (Average daylight: 11.5h).

  • Average sunshine in December: 8h

The month with most sunshine is January (Average sunshine: 9h).
The month with least sunshine is October (Average sunshine: 5.6h).

Average UV index in December - Cartagena, Colombia
  • Average UV index in December: 10

Months with the highest UV index are February, March, April, May, June, July, August, September and October (UV index 12).
The month with the lowest UV index is December (UV index 10).