December Weather in La Merced, Colombia

Last updated: August 21, 2025

December in La Merced, Colombia, offers a temperate climate characterized by an average temperature of 19°C (67°F), with peaks reaching up to 26°C (79°F) and lows dipping to 15°C (59°F). This month is notably humid, with humidity levels hovering around 83%, contributing to a lush and vibrant environment. However, it's also marked by heavy rainfall, accumulating 312 mm (12.3 in) over the course of the month, resulting in rain on nearly every day. Visitors and locals alike should be prepared for a moist and temperate festive season, making December a unique time to experience La Merced's natural beauty.

December Temperature in La Merced

In December, La Merced, Colombia experiences a pleasant shift in temperatures, with a minimum of 15°C (59°F) and a comfortable average of 19°C (67°F). The maximum temperature reaches 26°C (79°F), making it a delightful time to enjoy outdoor activities. Throughout the year, the region maintains a consistent climate, with only slight variations in temperature; however, December brings the arrival of slightly cooler evenings, inviting a cozy atmosphere. As the year draws to a close, the warmth of the daytime, coupled with refreshing nights, perfectly encapsulates the charm of La Merced's December weather, ideal for both relaxation and exploration.

December Weather in La Merced: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in La Merced, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Merced, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec676767676867686767666667
Data source: Temperature data for La Merced generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in La Merced

December in La Merced, Colombia, wraps up the year with 312 mm (12.3 in) of precipitation over approximately 30 days of rain. This amount marks a decline from the peak wet months of May through July, where rainfall exceeded 600 mm, showcasing the region's pronounced wet season in the middle of the year. Despite the drop, December maintains a rainy ambiance, consistent with the trend observed in the earlier months of November and October. As the year closes, the rainfall in December still reflects the overall tropical climate, keeping the lush landscapes vibrant and thriving, while hinting at the transition into a slightly drier January.

December Precipitation Trends in La Merced

The chart displays monthly precipitation patterns in La Merced, 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. In La Merced, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec306316391496650575601607571545413312
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in La Merced

In La Merced, Colombia, December marks a transition with humidity levels settling at 83%, slightly lower than the peak months of May and June, which experience the highest humidity at 87%. Throughout the year, there’s a clear upward trend from January's 78% to April's 83%, demonstrating a steady increase as the region approaches its rainy season. Even as the year closes, December's humidity remains relatively high, reflecting the region's tropical climate. This consistent humidity not only influences daily life but also enhances the lush, vibrant scenery that characterizes La Merced.

December Average Humidity in La Merced

This chart illustrates the average monthly humidity levels in La Merced, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in La Merced is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%80%83%88%87%85%80%80%85%87%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in La Merced

In La Merced, Colombia, the UV Index trends reveal a consistent pattern of extreme exposure throughout the year, culminating in December with a UV Index of 12. This slight decrease from the peak values in March and April—both at 16—highlights the relentless sun that characterizes this region. Despite the seasonal shift, the burn time remains a swift 10 minutes across all months, underscoring the necessity for effective sun protection. The data suggests that while December offers a marginally lower intensity, vigilance against UV radiation remains paramount for residents and visitors alike. For more detailed insights, check out the La Merced UV Index.

Maximum UV Index Levels in La Merced for December

The chart shows the monthly maximum UV Index (UVI) for La Merced 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. In December, the maximum UV index in La Merced typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516161514141414141312
Data source: La Merced 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 La Merced

In December, La Merced, Colombia, basks in 246 hours of glorious sunshine, offering a warm embrace as the year draws to a close. This month sees a delightful recovery from the dip in hours that November brought, highlighting the town's favorable weather patterns. As tourists and locals alike step outdoors to enjoy the bright skies, December’s sunlit days contribute to a consistent annual trend where the peak sunshine occurs in the middle of the year, notably in July and August, both of which boast a remarkable 273 hours. The gradual shift from shorter to longer days reminds everyone of the vibrant energy that only sunshine can bring, making December a perfect time for outdoor gatherings and festive celebrations in this charming Colombian locale.

Monthly Sunshine Duration in La Merced: December Highlighted

The December sunshine duration represents the total number of hours La Merced 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.
JanFebMarAprMayJunJulAugSepOctNovDec236h260h264h235h221h230h273h273h254h216h209h246h
Data source: La Merced December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in La Merced During December

In December, La Merced, Colombia experiences a 7% chance of sunny weather, reflecting a trend of modest sunshine as the year comes to a close. Following a gradual increase from November’s 6%, this slight uptick signifies a shift as the region transitions into the new year. December is among the brighter months, albeit still overshadowed by the predominantly overcast skies typical of other months, such as August, which holds the lowest sun probability at just 2%. As travelers and locals alike prepare for the festive season, this glimpse of potential sunny days in December offers a breath of hope amidst the often cloudy backdrop of the previous months.

Percentage of Sunny Days in December in La Merced

The chart illustrates the percentage of sunny days in La Merced 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 La Merced experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec14%9%4%3%4%4%5%2%7%4%6%7%
Data source: La Merced December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in La Merced in December

In La Merced, Colombia, the daylight duration exhibits a fascinating rhythm throughout the year. January and February embrace a consistent 11 hours of daylight, setting a tone of stability as the year begins. As spring approaches in March, daylight extends to 12 hours, bringing a vibrant energy that continues through the lush months of April to September. This extended daylight fosters the growth and vibrancy characteristic of the region. However, as the year winds down, October through December sees a gentle return to 11 hours of daylight, reminiscent of the opening months, highlighting a comforting cycle of nature. Overall, the daylight trends not only reflect seasonal changes but also contribute to the region's agricultural and ecological rhythms, making La Merced a captivating destination year-round.

Average Daylight Hours in La Merced for December

The chart illustrates the variation in daylight duration in La Merced throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 50m11h 56m12h 4m12h 13m12h 21m12h 24m12h 23m12h 16m12h 7m11h 58m11h 51m11h 48m
Data source: La Merced daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in La Merced

In December, the gentle breeze of La Merced maintains a steady average wind speed of 1.0 m/s (2 mph), mirroring the consistent wind patterns observed throughout the year. This tranquility offers a serene backdrop as the region transitions into the festive season. With only slight fluctuations across the months, the calming winds create an inviting atmosphere, perfect for outdoor celebrations and gatherings. Whether strolling through vibrant streets or enjoying a quiet moment in nature, the December winds contribute to La Merced's charm, reinforcing its reputation as a place of warmth and community spirit as the end of the year approaches.

Average December Wind Speed in La Merced

The chart displays monthly wind speed patterns in La Merced, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.01.11.00.91.01.01.01.01.01.01.01.0 m/s
Data source: La Merced December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in La Merced Compares to Other Months

Weather in La Merced varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Merced, focusing on differences in temperature, rainfall, humidity, and UV levels.

December and January both feature a tropical climate with similar average temperatures, hovering around 19°C (67°F). However, December experiences slightly warmer maximum temperatures, reaching up to 26°C (79°F), compared to January's peak of 28°C (83°F). Precipitation levels are also high in both months, with December receiving 312 mm (12.3 in) over 30 days, while January sees a marginally lower total of 306 mm (12.0 in) over 24 days. Additionally, the humidity is higher in December at 83%, compared to 78% in January, making January feel a bit more comfortable. For a closer look at the weather patterns, you can check La Merced weather in January.

In December, temperatures range from a minimum of 15°C (59°F) to a maximum of 26°C (79°F), with an average of 19°C (67°F). The month is characterized by high humidity at 83% and significant precipitation of 312 mm (12.3 in) spread over 30 days. In contrast, February sees slightly warmer temperatures, with a minimum of 14°C (57°F) and a maximum of 28°C (82°F), leading to an average of 20°C (68°F). While February has a bit more rain at 316 mm (12.4 in), it experiences fewer rainy days at 27, and humidity drops to 77%. For more details, visit La Merced weather in February.

December and March share similar average temperatures, ranging from a minimum of 14-15°C (57-59°F) to a maximum of 26-27°C (79-80°F). However, December tends to be slightly drier with a total precipitation of 312 mm (12.3 in) compared to March's 391 mm (15.4 in). Both months experience high humidity levels, with December at 83% and March slightly lower at 80%. For a detailed look at March weather specifically, you can visit La Merced weather in March.

In December, the weather features a mild temperature range with a minimum of 15°C (59°F), an average of 19°C (67°F), and a maximum of 26°C (79°F). The month is characterized by significant rainfall, totaling 312 mm (12.3 in) over 30 days, all while maintaining a humidity level of 83%. In contrast, April sees a slightly warmer average temperature of 20°C (68°F) and a peak of 27°C (81°F), with a similar minimum of 15°C (58°F). However, April experiences even heavier rainfall at 496 mm (19.5 in) across 29 days, while humidity remains consistent at 83%. For more detailed information about the conditions in April, you can visit La Merced weather in April.

In December, the weather features a warm average temperature of 19°C (67°F), with a minimum of 15°C (59°F) and a maximum of 26°C (79°F). However, this month is quite wet, receiving 312 mm (12.3 in) of precipitation spread over 30 days, with a humidity level of 83%.

In contrast, May experiences slightly warmer conditions, with an average temperature rising to 20°C (68°F), a minimum of 14°C (58°F), and a maximum of 27°C (81°F). Rainfall significantly increases in May, totaling 650 mm (25.6 in) across 31 days, and humidity rises to 87%. For a more detailed look at the weather in May, you can refer to La Merced weather in May.

Overall, while both months are warm and humid, May's weather is characterized by higher temperatures and significantly more rainfall compared to December.

In December, the weather typically features a minimum temperature of 15°C (59°F) and an average of 19°C (67°F), with a maximum of 26°C (79°F). However, the month is characterized by high precipitation, totaling 312 mm (12.3 in) over 30 days, and an humidity level of 83%. In contrast, June experiences slightly cooler minimum temperatures of 14°C (58°F) and averages around 20°C (68°F), with a peak at 27°C (81°F). The rainfall in June is significantly higher, reaching 575 mm (22.7 in) across the same 30 days, coupled with a humidity of 87%. This increase in both precipitation and humidity makes June a notably wetter month compared to December. For more detailed information, you can check La Merced weather in June.

December and July exhibit relatively mild temperatures, with December averaging between a minimum of 15°C (59°F) and a maximum of 26°C (79°F), while July's temperatures range from a minimum of 14°C (58°F) to a maximum of 27°C (80°F). Although both months experience similar humidity levels, July tends to be wetter, receiving 601 mm (23.7 in) of precipitation over 31 days compared to December's 312 mm (12.3 in) across 30 days. This increase in rainfall during July, alongside a slightly higher humidity of 85%, creates a more humid environment, making it feel significantly wetter. For detailed insights, you can explore La Merced weather in July.

December and August present distinct weather patterns. In December, temperatures range from a minimum of 15°C (59°F) to a maximum of 26°C (79°F), with an average of 19°C (67°F), while humidity sits at a relatively high 83%. The month is marked by significant rainfall, totaling 312 mm (12.3 in) over 30 days. Conversely, August experiences slightly warmer temperatures, with a minimum of 14°C (58°F), an average of 20°C (68°F), and a maximum of 27°C (81°F). However, it also sees an increase in precipitation, with 607 mm (23.9 in) recorded over the same number of days and a humidity level of 80%. For a closer look at the conditions in August, you can refer to La Merced weather in August.

December and September exhibit similar average temperatures, with December ranging from a minimum of 15°C (59°F) to a maximum of 26°C (79°F), while September has a slightly higher maximum of 27°C (81°F). Despite this similarity in temperatures, September experiences significantly more rainfall, totaling 571 mm (22.5 in) compared to December's 312 mm (12.3 in). Both months see precipitation spread across 30 days, but September's higher humidity at 80% makes it feel quite damp. For a more detailed look at September weather, you can check La Merced weather in September.

In comparing the weather of December and October, we find some notable similarities and differences. Both months feature an average temperature of 19°C (67°F), with a minimum of 15°C (59°F). However, December's maximum temperature is slightly lower at 26°C (79°F), compared to October's peak of 27°C (80°F). When it comes to precipitation, October experiences significantly more rainfall, with 544 mm (21.4 in) compared to December's 312 mm (12.3 in), despite both months having 30 days of rain. Additionally, humidity levels are marginally higher in October at 85%, compared to December's 83%. For a closer look at October's weather specifics, you can visit La Merced weather in October.

When comparing the weather in December to November, we see both similarities and differences. Both months feature similar average temperatures, with December having a minimum of 15°C (59°F) and a maximum of 26°C (79°F), just slightly warmer than November's min of 14°C (58°F). However, December experiences a decrease in overall precipitation, registering 312 mm (12.3 in) over 30 days compared to November's 413 mm (16.3 in) over 29 days. Humidity levels are also slightly lower in December at 83%, compared to November’s 87%. For more detailed insights, you can check La Merced weather in November.

Compare La Merced's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in La Merced

In December, La Merced experiences a unique blend of mild temperatures and high humidity, setting it apart from other months. With its average temperature hovering around 19°C (67°F) and a maximum of 26°C (79°F), the weather is comfortably warm, though it can feel quite humid at 83%. This month is characterized by significant rainfall, resulting in 312 mm (12.3 in) spread across numerous days, giving it the highest precipitation levels of the year. As you prepare for your visit, understanding this distinctive climate is essential for enjoying all that La Merced has to offer. For more detailed insights into La Merced's weather patterns, check out La Merced Climate.