December Weather in Bolivar, Colombia

Last updated: August 21, 2025

In December, Bolivar, Colombia, experiences a mild climate characterized by a maximum temperature of 24°C (76°F) and an average temperature of 18°C (65°F), dropping to a minimum of 10°C (51°F) at night. This month is marked by significant precipitation, with an impressive 159 mm (6.2 in) of rain spread across 27 days, resulting in a humidity level of 66%. Visitors should prepare for a wet yet comfortable experience, perfect for exploring the vibrant culture and lush landscapes of this picturesque region.

December Temperature in Bolivar

In December, Bolivar, Colombia experiences a delightful transition as the year winds down. The temperatures range from a min of 10°C (51°F) to a max of 24°C (76°F), maintaining a cozy average of 18°C (65°F). This month showcases a slight dip in high temperatures compared to November, where the maximum was 25°C (77°F), indicating the onset of cooler weather. Despite this change, the overall climate remains stable throughout the month, reflecting Bolivar’s consistent moderate temperatures. With pleasant daytime warmth and cooler nights, December is an ideal time to explore the region's vibrant culture and natural beauty.

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

The chart illustrates December temperature patterns in Bolivar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bolivar, 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).
JanFebMarAprMayJunJulAugSepOctNovDec646565656665656565646464
Data source: Temperature data for Bolivar 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 Bolivar

In Bolivar, Colombia, December marks a shift in the precipitation pattern, with an average of 159 mm (6.2 in) of rainfall spread over 27 days. This is significantly lower than the peak months of April and May, which see rainfall totals of 447 mm (17.6 in) and 595 mm (23.4 in), respectively. As the year winds down, the region experiences a notable decline in both precipitation volume and frequency, marking a softer approach to the wetter months. This transition into December reflects the tail end of the rainy season, as the landscape begins to dry out after a year of consistent, heavy rainfall, offering a brief respite before the cycle begins anew.

December Precipitation Trends in Bolivar

The chart displays monthly precipitation patterns in Bolivar, 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 Bolivar, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec109125312447595535489377454492255159
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bolivar

In Bolivar, Colombia, December marks a transitional point in humidity levels, with an average of 66%. As the year progresses, we see a trend where humidity begins to rise significantly from April, reaching its peak in the wet months of May and June at an imposing 85% and 92%, respectively. Following this high, humidity gradually declines but remains notably elevated until December. This month sits comfortably between the drier months early in the year and the sweltering humidity of mid-summer, offering a respite that balances the wetter months while still retaining considerable moisture in the air. Overall, December’s humidity reflects a return to slightly cooler and more manageable conditions as the region transitions into the New Year.

December Average Humidity in Bolivar

This chart illustrates the average monthly humidity levels in Bolivar, 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 Bolivar is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%46%50%64%85%92%89%73%64%68%73%66%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bolivar

In Bolivar, Colombia, the UV Index consistently highlights the region's extreme sun exposure throughout the year, culminating in a December UV Index of 12. This month reflects a slight dip from the peak values observed in March and April, which both reached 17. Despite this decrease, the exposure remains critical, with a burn time of just 10 minutes across all months, indicating that precautions against sun damage are always necessary. Overall, the trend shows a relatively stable high UV Index, underscoring Bolivar's status as a region where sun safety should always be a priority. For detailed insights and real-time updates, check out Bolivar UV Index.

Maximum UV Index Levels in Bolivar for December

The chart shows the monthly maximum UV Index (UVI) for Bolivar 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 Bolivar typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517171614141414141312
Data source: Bolivar 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 Bolivar

In Bolivar, Colombia, December shines brightly with an impressive 320 hours of sunshine, marking it as one of the sunniest months of the year. This delightful trend continues from the previous months, especially July and August, which also boast high sun exposure at 311 and 316 hours, respectively. Over the year, sunshine hours gradually build from January's 267 hours, peaking in December and showcasing the region's inviting tropical climate. With a consistent pattern of abundant sunlight, Bolivar offers a radiant escape perfect for enjoying the outdoors during the festive season.

Monthly Sunshine Duration in Bolivar: December Highlighted

The December sunshine duration represents the total number of hours Bolivar 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.
JanFebMarAprMayJunJulAugSepOctNovDec267h301h306h280h272h285h311h316h295h291h282h320h
Data source: Bolivar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bolivar During December

In Bolivar, Colombia, the likelihood of sunny weather in December stands at 16%, a figure that reflects a subtle upward trend compared to the preceding months of October and November, which have chances of 11% and 18%, respectively. While December's sunshine probability remains relatively low, it offers a glimmer of hope for sun-seekers as the year winds down. Interestingly, this month follows a steep decline in sunny days from the sunniest period in January (36%) to the drearier months of April and May, suggesting a distinct seasonal pattern. As the festive season approaches, those in Bolivar might find themselves occasionally basking in the sun, even if it's just a fleeting moment amidst the cloud cover.

Percentage of Sunny Days in December in Bolivar

The chart illustrates the percentage of sunny days in Bolivar 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 Bolivar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%25%9%7%7%7%17%10%17%11%18%16%
Data source: Bolivar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bolivar in December

In Bolivar, Colombia, the daylight duration showcases a fascinating trend throughout the year. From January to February, the daylight remains consistent at 11 hours, providing a gentle start to the year. As spring approaches in March, the hours of daylight increase to 12, a trend that persists for the next several months, enveloping April through September in a splendid embrace of sunlight. This steady stretch of 12-hour days offers an abundance of daylight ideal for exploration and outdoor activities. However, as October rolls in, daylight dips back to 11 hours, continuing through November and into December, marking a return to shorter days as the year draws to a close. Overall, Bolivar experiences a rhythmic cycle in daylight that maintains a balance between longer days and the comforting familiarity of shorter ones.

Average Daylight Hours in Bolivar for December

The chart illustrates the variation in daylight duration in Bolivar throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 48m11h 55m12h 4m12h 14m12h 22m12h 26m12h 24m12h 17m12h 7m11h 58m11h 50m11h 46m
Data source: Bolivar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Bolivar

As the year winds down, Bolivar, Colombia experiences a steady and gentle breeze in December, with an average wind speed of 1.0 m/s (or 2 mph). This consistent airflow reflects a larger trend throughout the year, where wind speeds remain relatively low and stable, fluctuating only slightly between seasons. From January to November, the winds hover around this calm pace, revealing a tranquil atmosphere ideal for enjoying the lush landscapes. December's persistent breeziness provides a serene backdrop for festive celebrations, making it a delightful time to soak in the natural beauty without the distraction of stronger gusts. Overall, the wind patterns in Bolivar encapsulate a sense of peacefulness, inviting both locals and visitors to embrace the charm of their surroundings.

Average December Wind Speed in Bolivar

The chart displays monthly wind speed patterns in Bolivar, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.11.21.11.01.01.01.01.01.01.01.01.0 m/s
Data source: Bolivar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Bolivar Compares to Other Months

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

In December, temperatures in Bolivar range from a minimum of 10°C (51°F) to a maximum of 24°C (76°F), with an average temperature of 18°C (65°F). The month is characterized by significant rainfall, totaling 159 mm (6.2 in) over 27 days, and a humidity level of 66%. In contrast, January sees slightly cooler temperatures, with a minimum of 8°C (47°F) and a maximum of 26°C (80°F), maintaining the same average of 18°C (65°F). Rainfall decreases to 109 mm (4.3 in) across 17 days, and humidity drops to a more comfortable 51%. For more detailed insights, you can visit Bolivar weather in January.

In December, the weather is characterized by a milder temperature range, with minimums around 10°C (51°F) and maximums peaking at 24°C (76°F). This month sees an average humidity of 66% and substantial rainfall, totaling 159 mm (6.2 in) over 27 days. In contrast, February experiences slightly cooler minimum temperatures at 9°C (48°F), but warms up to a higher maximum of 28°C (83°F) with an average of 19°C (66°F). Precipitation decreases to 125 mm (4.9 in) over just 21 days, and humidity drops significantly to 46%. For more details on February weather, check out Bolivar weather in February.

In comparing December and March weather, both months exhibit similar average temperatures around 18°C (65°F). However, March tends to be warmer, with maximum temperatures reaching up to 27°C (81°F) compared to December's 24°C (76°F). Precipitation levels are notably higher in March, with 312 mm (12.3 in) of rain over 28 days, whereas December has 159 mm (6.2 in) spread across 27 days. Additionally, humidity is lower in March at 49%, contrasting with December's 66%. For a more detailed look at March weather specifics, you can visit Bolivar weather in March.

In December, the weather is generally milder with temperatures ranging from a minimum of 10°C (51°F) to a maximum of 24°C (76°F) and an average of 18°C (65°F). The month experiences considerable precipitation at 159 mm (6.2 in), spread over 27 days, making it a relatively humid period with an average humidity of 66%.

In contrast, April sees slightly warmer conditions, with minimum temperatures at 12°C (54°F) and a maximum of 26°C (79°F), also averaging 18°C (65°F). However, it is significantly wetter with 447 mm (17.6 in) of rain over 29 days, and the humidity remains relatively stable at 63%. For more detailed insights into April weather, you can visit Bolivar weather in April.

In December, the weather tends to be mild, with average temperatures ranging from a minimum of 10°C (51°F) to a maximum of 24°C (76°F) and an average of 18°C (65°F). The month experiences moderate rainfall, with a total precipitation of 159 mm (6.2 in) spread over 27 days, resulting in a humidity level of 66%. In contrast, May brings warmer temperatures, with a minimum of 12°C (53°F), an average of 19°C (66°F), and a maximum of 26°C (79°F). However, May is significantly wetter, receiving 595 mm (23.4 in) of rainfall over 31 days, which increases the humidity to 85%. For more detailed information on May weather, check out Bolivar weather in May.

December and June in Bolivar exhibit notable differences in weather patterns. In December, temperatures range from a minimum of 10°C (51°F) to a maximum of 24°C (76°F), with an average of 18°C (65°F). The month experiences moderate humidity at 66%, alongside 159 mm (6.2 in) of precipitation spread over 27 days. In contrast, June sees slightly warmer temperatures, with a minimum of 12°C (55°F) and a maximum of 26°C (78°F), while maintaining the same average of 18°C (65°F). However, June is significantly wetter, with 535 mm (21.1 in) of rain over 30 days and a much higher humidity level of 92%. For more detailed information, you can visit Bolivar weather in June.

When comparing the weather in December and July, significant differences emerge. December experiences milder temperatures, with a minimum of 10°C (51°F) and a maximum of 24°C (76°F), while July sees slightly warmer temperatures, ranging from a minimum of 12°C (54°F) to a maximum of 26°C (80°F). Despite similar average temperatures of 18°C (65°F) for both months, July is marked by much higher precipitation levels, totaling 488 mm (19.2 in) over 31 days, compared to December's 159 mm (6.2 in) over 27 days. Additionally, the humidity is notably higher in July at 89%, compared to December's 66%. For more detailed insights on July weather patterns, visit Bolivar weather in July.

In December, the weather features mild temperatures with a minimum of 10°C (51°F) and a maximum of 24°C (76°F), providing a comfortable average of 18°C (65°F). The month sees significant rainfall, with 159 mm (6.2 in) spread over 27 days and a humidity level of 66%. In contrast, August experiences slightly warmer conditions, starting at a minimum of 11°C (52°F) and reaching a maximum of 25°C (78°F), while maintaining the same average temperature of 18°C (65°F). However, August is wetter, boasting 377 mm (14.8 in) of precipitation over 29 days and a higher humidity of 73%. For a detailed look at the climate during this month, you can check Bolivar weather in August.

In comparing the weather of December and September, both months exhibit mild temperatures, with December’s temperature ranging from a minimum of 10°C (51°F) to a maximum of 24°C (76°F) and September slightly warmer with a range of 11°C (51°F) to 26°C (78°F). However, September is characterized by significantly higher precipitation, totaling 453 mm (17.9 in) over 29 days compared to December's 159 mm (6.2 in) across 27 days. Humidity levels are also similar, with December at 66% and September slightly lower at 64%. For more detailed insights into September weather, visit Bolivar weather in September.

When comparing the weather in December and October, we can see some distinctive differences. December generally has a slightly warmer minimum temperature of 10°C (51°F), while October's minimum is a bit higher at 12°C (53°F). Both months have the same average temperature of 18°C (65°F), but October reaches a slightly higher maximum of 25°C (77°F) compared to December's maximum of 24°C (76°F).

Precipitation levels, however, tell a different story. October experiences significantly more rainfall, with total precipitation reaching 492 mm (19.4 in) over 30 days, compared to December’s 159 mm (6.2 in) over 27 days. Both months have similar humidity levels, with December at 66% and October at 67%. For more detailed weather information, you can check Bolivar weather in October.

In comparing the weather of December and November, both months showcase similar temperature ranges, with December having a minimum of 10°C (51°F), an average of 18°C (65°F), and a maximum of 24°C (76°F), while November records slightly warmer temperatures with a maximum of 25°C (77°F). However, December experiences significantly less precipitation, totaling 159 mm (6.2 in) over 27 days, compared to November's higher rainfall of 255 mm (10.0 in) across 29 days. Additionally, December is slightly less humid, with 66% humidity compared to November's 73%. For more detailed insights into November's climate, visit Bolivar weather in November.

Compare Bolivar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Bolivar

As December arrives in Bolivar, the weather transforms into a unique blend of cooler temperatures and increased humidity. Unlike the warmer months, you can expect an average temperature gentle on the skin, hovering around a comfortable 18°C. While the days may reach a pleasant 24°C, nightfall brings a refreshing chill, dipping to about 10°C. However, this month stands out with its significant precipitation, as nearly every day brings some rainfall, totaling 159 mm over 27 days. This shift not only enhances the lush scenery but also invites a cozy atmosphere perfect for embracing the local culture. For a deeper look into Bolivar's climate patterns, visit Bolivar Climate.