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December Weather in Tumaco, Colombia

Last updated: August 23, 2025

In Tumaco, Colombia, the average temperature in December is a warm 26°C (78°F), with lows of 24°C (75°F) and highs reaching 28°C (83°F). Expect a noteworthy precipitation total of 339 mm (13.3 in) spread across 27 days, contributing to an average humidity level of 86%. Perfect for those who enjoy a tropical climate!

December Temperature in Tumaco

In December in Tumaco, the average temperature is 26°C (78°F), with maximums reaching up to 28°C (83°F) and minimums dropping as low as 24°C (75°F). This pleasant climate makes it an ideal destination for travelers seeking mild weather and outdoor activities.

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

The chart illustrates December temperature patterns in Tumaco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tumaco, December typically has an average temperature of 26°C (78°F), with highs reaching up to 28°C (83°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec787979798079797878787878
Data source: Temperature data for Tumaco 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 Tumaco

In Tumaco in December, the total precipitation amount is 339 mm (13.3 in) spread over the course of 27 days.

December Precipitation Trends in Tumaco

The chart displays monthly precipitation patterns in Tumaco, 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 Tumaco, December typically receives around 339 mm (13.3 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec446339266300347283205185217180191339
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tumaco

In Tumaco in December, humidity is 86%. With an average temperature of 26°C (78°F), this humidity feels like an overwhelming blanket that clings to your skin, making any outdoor activity feel more strenuous and causing you to seek shade and refreshment more often during your travels.

December Average Humidity in Tumaco

This chart illustrates the average monthly humidity levels in Tumaco, 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 Tumaco is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%91%88%87%84%78%80%88%90%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tumaco

In Tumaco in December, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Tumaco.

Maximum UV Index Levels in Tumaco for December

The chart shows the monthly maximum UV Index (UVI) for Tumaco 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 Tumaco typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415151412131313131211
Data source: Tumaco 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.

How December Weather in Tumaco Compares to Other Months

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

This table compares monthly weather conditions in Tumaco, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)446 mm (17.6 inches)89%extreme
February Weather26°C (79°F)339 mm (13.4 inches)90%extreme
March Weather26°C (80°F)266 mm (10.5 inches)91%extreme
April Weather26°C (80°F)300 mm (11.8 inches)88%extreme
May Weather26°C (80°F)347 mm (13.7 inches)87%extreme
June Weather26°C (79°F)283 mm (11.2 inches)84%extreme
July Weather26°C (79°F)205 mm (8.1 inches)78%extreme
August Weather26°C (78°F)185 mm (7.3 inches)80%extreme
September Weather26°C (78°F)217 mm (8.5 inches)88%extreme
October Weather26°C (78°F)180 mm (7.1 inches)90%extreme
November Weather26°C (78°F)191 mm (7.5 inches)89%extreme
December Weather26°C (78°F)339 mm (13.3 inches)86%extreme

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