Cartagena, Colombia weather in December
Temperature, sea and sunshine in December: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in December
Excellent
Best time to visit: December – March
What is the weather like in Cartagena, Colombia in December?
In December, Cartagena, Colombia is hot: daytime highs average 30 °C, and even at night it stays warm at around 25 °C. The sea averages 28.7 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 11 rainy days and 59 mm in total. On about 11 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, December is an excellent month for a holiday in Cartagena, Colombia.
December compared
How the weather changes from November to January. Tap a month to open it.
| NovemberNov | DecemberDec | JanuaryJan | |
|---|---|---|---|
| Score | 69 | 85 | 99 |
| Day | 29° | 30° | 31° |
| Night | 25° | 25° | 25° |
| Sea | 29° | 29° | 28° |
| Sun | 6 h | 8 h | 9 h |
| Rain days | 25 | 11 | 2 |
More details for December
- Daylight
- 11 h 31 min06:11 – 17:43
- UV index
- 9 · very highclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or more
- Wind
- 21 km/haverage daily peak
- Cloud cover
- 51 %on average
- Hot days
- 11 days30 °C or more
- Time zone
- UTC−5America/Bogota
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %75 %
- Few rainy daysweight 20 %52 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in December
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
- Insect repellent
- Rain jacket or umbrella
Cartagena, Colombia in December: quick answers
Is Cartagena, Colombia hot in December?
Yes. In December, Cartagena, Colombia is hot: daytime highs average 30 °C and nights stay around 25 °C. On about 11 days the thermometer climbs to 30 °C or more.
Can you swim in Cartagena, Colombia in December?
Yes. In December the sea averages 28.7 °C – lovely and warm for swimming.
Does it rain much in Cartagena, Colombia in December?
Rain is frequent, with about 11 rainy days and 59 mm in total.
Cartagena, Colombia month by month
The whole year in Cartagena, ColombiaAll destinations: ColombiaWhere to go in DecemberSea temperature in December
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)