December Weather in Cartagena, Spain

Last updated: February 6, 2025

In December, Cartagena, Spain experiences a mild climate, with maximum temperatures reaching 19°C (66°F) and an average of 15°C (59°F). The cool nights can dip to a minimum of 9°C (48°F), making it the perfect time for light layers. This month sees minimal rainfall, with only about 20 mm (0.8 in) falling over just two days, ensuring plenty of opportunities to explore the city’s rich history and stunning architecture. Humidity rests around 74%, contributing to a fresh yet comfortable atmosphere for visitors enjoying winter in this beautiful coastal town.

December Temperature in Cartagena

In December, Cartagena experiences a pleasant transition towards winter, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 19°C (66°F). The average temperature settles around 15°C (59°F), providing a mild climate that is perfect for exploring the city's rich history and stunning coastal views. As the year draws to a close, the weather is notably cooler compared to the warmer months from May to October, which can reach highs of 30°C (87°F). This month marks a distinct shift from the summer heat, making it an ideal time to enjoy outdoor activities without the sweltering temperatures.

December Weather in Cartagena: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Cartagena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec565758606571767875706359
Data source: Temperature data for Cartagena generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Cartagena

In December, Cartagena experiences a modest amount of precipitation, with 20 mm (0.8 in) of rain falling over just 2 days. This reflects a trend towards drier winter months, especially when compared to the preceding November, which saw significantly more rainfall at 43 mm (1.7 in). As winter progresses, December’s rainfall remains relatively low, following a pattern of decreasing precipitation since the rainiest months of September and October. The mild winter climate continues to enchant both locals and visitors alike, providing a pleasant atmosphere despite the occasional sprinkle.

December Precipitation Trends in Cartagena

The chart displays monthly precipitation patterns in Cartagena, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec489444418911049324320
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Cartagena

In December, humidity in Cartagena, Spain, reaches 74%, marking a slight increase from the previous month. This trend reflects a seasonal pattern, as the year closes with elevated moisture levels that began to rise in October. Throughout the year, Cartagena experiences a gradual decline in humidity from 72% in January down to 64% in May, before fluctuating between the low to mid-seventies in the latter half of the year. As winter approaches, both November and December show a return to higher humidity levels, suggesting a cycle where cooler months bring a renewed moisture presence, enhancing the coastal city's atmosphere.

December Average Humidity in Cartagena

This chart illustrates the average monthly humidity levels in Cartagena, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec72%71%69%66%64%65%71%69%70%74%72%74%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cartagena

As December rolls into Cartagena, Spain, the UV Index dips back down to 3, placing it in the moderate exposure category with a burn time of 30 minutes. This decline marks a shift from the extreme highs of summer—where June and July peaked at 11—to the more gentle rays of winter. The trend shows that while the sun’s intensity decreases significantly as the year ends, the early months of spring still usher in higher UV levels, reaching as much as 10 in May. For those looking to bask in the Mediterranean sun, it’s a perfect time to enjoy the outdoors while remaining mindful of skin safety. For more details and monthly breakdowns, visit Cartagena UV Index.

Maximum UV Index Levels in Cartagena for December

The chart shows the monthly maximum UV Index (UVI) for Cartagena in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec356810111198743
Data source: Cartagena December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Cartagena

In December, Cartagena, Spain enjoys a delightful 272 hours of sunshine, marking a gentle transition from the sun-drenched summer months. As the year winds down, daylight hours gradually decrease from the heights of 415 hours in July, yet the sun remains a steadfast companion. This month, while shorter than the vibrant total seen in earlier months, still offers ample sunshine, allowing visitors to savor the mild Mediterranean climate. Overall, the trend reveals a steady decline in sunlight as the cooler months approach, but December's enduring warmth guarantees that residents and travelers alike can relish the beautiful Spanish coast, even as winter settles in.

Monthly Sunshine Duration in Cartagena: December Highlighted

The December sunshine duration represents the total number of hours Cartagena experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec222h277h332h347h404h405h415h389h340h323h278h272h
Data source: Cartagena December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cartagena During December

As December unfolds in Cartagena, Spain, the likelihood of sunny weather remains promising, with a 55% chance of sunshine. This moderate probability reflects a trend that shows late autumn and winter months generally fare better than the spring months; notably, December boasts a higher chance of sun than the preceding autumn month of October, which sits at 48%. The shifting averages paint a clear picture: while summer months like July and August shine brightly with 85% and 73% probabilities, December offers a more temperate appeal, bridging the gap between sunnier days and the cooler winter ambiance. Thus, visitors can expect a pleasant blend of sun and seasonal charm, making December a delightful time to explore the rich culture of Cartagena.

Percentage of Sunny Days in December in Cartagena

The chart illustrates the percentage of sunny days in Cartagena throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Cartagena experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%46%56%41%58%69%85%73%59%48%63%55%
Data source: Cartagena December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cartagena in December

In Cartagena, Spain, the daylight duration exhibits a rhythmic pattern throughout the year, peaking in the vibrant months of April through August, where the sun graces the city for up to 14 hours a day. As December rolls in, daylight wanes to 9 hours, mirroring the shorter days of January. This seasonal ebb and flow highlights a gradual progression from the crisp clarity of winter to the sunny splendor of late spring and summer, before making its way back to the quietude of winter once more. The transition is smooth, offering residents and visitors alike a dynamic experience of light and warmth throughout the year.

Average Daylight Hours in Cartagena for December

The chart illustrates the variation in daylight duration in Cartagena throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 52m10h 47m11h 58m13h 11m14h 11m14h 42m14h 26m13h 32m12h 22m11h 10m10h 8m9h 35m
Data source: Cartagena daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Cartagena

As the year winds down, December in Cartagena showcases an average wind speed of 5.2 m/s (12 mph), a subtle decrease from the slightly brisker November winds. This month continues a trend of gradual reduction in wind intensity, dipping from the year's peak in March at 6.0 m/s (13 mph). The summer months experience the calmest breezes, with July recording just 4.2 m/s (9 mph). However, as the seasons shift, December's winds gently embrace the city, creating a pleasant atmosphere that hints at the promise of warmer days ahead. The overall pattern suggests a transition from energetic gusts to more serene breezes, perfectly capturing the charm of Cartagena in its cooler months.

Average December Wind Speed in Cartagena

The chart displays monthly wind speed patterns in Cartagena, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.85.76.05.55.14.74.24.64.74.65.55.2 m/s
Data source: Cartagena December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Cartagena Compares to Other Months

The weather in Cartagena changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Cartagena and find detailed weather information for every month.

In December, the weather typically features milder temperatures, with a minimum of 9°C (48°F) and an average of 15°C (59°F), peaking at around 19°C (66°F). The month experiences relatively low precipitation, with only 20 mm (0.8 in) over two days, and humidity levels are around 74%. In contrast, January sees a slight drop in temperatures, with a minimum of 6°C (43°F) and an average of 13°C (56°F), while the maximum temperature is similar at 18°C (65°F). However, January is noticeably wetter, receiving 48 mm (1.9 in) of precipitation over three days, and maintaining a humidity level of 72%. For more details, you can check Cartagena weather in January.

In December, the weather tends to be a bit milder, with average temperatures reaching up to 15°C (59°F) and a maximum of 19°C (66°F). It experiences slightly higher humidity at 74% and receives about 20 mm (0.8 in) of precipitation over two days. In contrast, February sees a slight dip in average temperature to 14°C (57°F), with a minimum of 8°C (46°F) and a maximum of 18°C (65°F). February is generally drier, with only 9 mm (0.4 in) of precipitation also spread over two days, and humidity levels dropping slightly to 71%. For more detailed insights about the climate, check out Cartagena weather in February.

In December, the weather is mild with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 19°C (66°F), accompanied by relatively low precipitation of 20 mm (0.8 in) over just 2 days. This month tends to be more humid, with humidity levels around 74%. In contrast, March sees slightly cooler temperatures with a minimum of 8°C (47°F) and a maximum of 20°C (69°F), but is wetter, receiving 44 mm (1.7 in) of rainfall over 6 days and with humidity at 69%. For more details about the weather in this month, you can check Cartagena weather in March.

In December, the weather features mild temperatures with a minimum of 9°C (48°F) and a maximum of 19°C (66°F), resulting in an average of 15°C (59°F). The month sees limited rainfall, with only 20 mm (0.8 in) of precipitation over just 2 days, accompanied by a relatively high humidity level of 74%. In contrast, April experiences slightly warmer temperatures, peaking at 20°C (68°F) while maintaining a similar minimum. However, it sees a significant increase in precipitation, totaling 44 mm (1.7 in) over 5 days, along with lower humidity at 66%. For those interested in April’s conditions, you can find more details at Cartagena weather in April.

In December, the weather tends to be cooler, with average temperatures ranging from a minimum of 9°C (48°F) to a comfortable maximum of 19°C (66°F). The month experiences about 20 mm (0.8 in) of precipitation, spread over a couple of days, and humidity is relatively high at 74%. In contrast, May offers warmer conditions with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 24°C (75°F), promoting a more pleasant outdoor experience. Precipitation in May is slightly lower at 18 mm (0.7 in), also occurring over two days, but the humidity is less, at 64%. For more detailed information, check out Cartagena weather in May.

December and June present contrasting weather characteristics. In December, temperatures range from a mild minimum of 9°C (48°F) to a comfortable maximum of 19°C (66°F), with an average of 15°C (59°F). The month sees a moderate amount of rainfall, totaling 20 mm (0.8 in) over just 2 days, while humidity remains relatively high at 74%. In contrast, June brings warmer temperatures, with a minimum of 18°C (65°F) and a maximum reaching 29°C (84°F), averaging 22°C (71°F). Precipitation is less frequent, totaling only 9 mm (0.4 in) across the same number of days, and humidity drops to 65%. For a detailed look at June weather, check out Cartagena weather in June.

The weather in December is notably cooler compared to July, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 19°C (66°F), while July experiences much warmer averages, with temperatures ranging from 21°C (71°F) to 30°C (87°F). December also sees more precipitation, averaging 20 mm (0.8 in) over just 2 days, whereas July is remarkably dry with only 1 mm of rain and no precipitation days at all. Additionally, December maintains a higher humidity level at 74%, compared to July's 71%. For more detailed insights into July's weather, check out Cartagena weather in July.

In December, the weather is notably cooler, with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 19°C (66°F), and an average temperature of 15°C (59°F). This month sees approximately 20 mm (0.8 inches) of precipitation over about 2 days, leading to a higher humidity of 74%. In contrast, August brings much warmer conditions, with temperatures starting at a minimum of 21°C (70°F) and peaking at 30°C (87°F), averaging around 26°C (79°F). Rainfall is less frequent in August, with only 10 mm (0.4 inches) recorded on 1 day, coupled with a slightly lower humidity level of 69%. For a detailed look at August weather specifics, you can explore Cartagena weather in August.

December and September showcase notably different weather patterns. In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 19°C (66°F), with an average of 15°C (59°F). The month experiences about 20 mm (0.8 in) of precipitation over just two days, accompanied by a humidity level of 74%. In contrast, September boasts warmer temperatures, with a minimum of 19°C (66°F), an average of 24°C (76°F), and a maximum reaching 29°C (84°F). This month sees higher precipitation at 49 mm (1.9 in) spread over four days, with slightly lower humidity at 70%. For a more detailed look at September's weather, you can explore Cartagena weather in September.

The weather in December tends to be milder and cooler compared to October. In December, temperatures range from a minimum of 9°C (48°F) to a maximum of 19°C (66°F), with an average of 15°C (59°F), while October enjoys warmer temperatures with a minimum of 13°C (56°F) and a maximum of 26°C (79°F), averaging around 21°C (70°F). Additionally, October experiences slightly higher precipitation, at 32 mm (1.3 in) over three days, compared to December’s 20 mm (0.8 in) over just two days. Despite both months sharing the same humidity level of 74%, the overall weather in October feels considerably warmer. For more details, check out Cartagena weather in October.

December weather shows slightly cooler temperatures compared to November, with a minimum of 9°C (48°F) and an average of 15°C (59°F) as opposed to November's minimum of 11°C (52°F) and average of 17°C (63°F). Additionally, December experiences less precipitation, totaling only 20 mm (0.8 in) over 2 days, while November sees 43 mm (1.7 in) spread out over 6 days. Humidity remains relatively similar, with December at 74% and November slightly lower at 72%. For a more detailed look at the weather conditions during this time, you can check Cartagena weather in November.

Compare Cartagena's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Cartagena

As December rolls into Cartagena, the weather offers a refreshing shift compared to the warmer months. With cooler temperatures averaging around 15°C (59°F) and an increase in humidity, visitors can expect a pleasant yet crisp atmosphere. Unlike the summer heat, December brings gentle rains, contributing to the overall climate without overwhelming precipitation. Only a couple of days of rain are typical, making it an ideal time for outdoor exploration. This month’s weather is perfect for those looking for a milder experience while enjoying the charm of Cartagena. For a deeper understanding of what to expect, check out the Cartagena Climate.