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December Weather in Santo Tomas, Colombia

Last updated: August 23, 2025

In December, the average temperature in Santo Tomas, Colombia hovers around 28°C (83°F). You'll experience a comfortable minimum of 24°C (75°F) and a warm maximum of 34°C (94°F). Expect 30 mm (1.2 in) of precipitation spread over about 5 days, contributing to an average humidity level of 69%. Enjoy the balmy weather!

December Temperature in Santo Tomas

In December in Santo Tomas, the average temperature is 28°C (83°F), with maximums reaching 34°C (94°F) and minimums dropping to as low as 24°C (75°F). This warm climate makes it an ideal destination for outdoor activities and relaxation under the sun.

December Weather in Santo Tomas: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Santo Tomas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Tomas, December typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (94°F) and lows dropping to around 24°C (75°F).
JanFebMarAprMayJunJulAugSepOctNovDec828282838383838382818282
Data source: Temperature data for Santo Tomas 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 Santo Tomas

In Santo Tomas in December, the precipitation amount is 30 mm (1.2 in) over the course of 5 days.

December Precipitation Trends in Santo Tomas

The chart displays monthly precipitation patterns in Santo Tomas, 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 Santo Tomas, December typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec82117427822815326026830416230
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Santo Tomas

In Santo Tomas in December, humidity is 69%. With an average temperature of 28°C (83°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor exploration a bit more strenuous and requiring plenty of hydration and breaks in the shade.

December Average Humidity in Santo Tomas

This chart illustrates the average monthly humidity levels in Santo Tomas, 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 Santo Tomas is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%65%64%64%65%77%85%85%84%82%79%69%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Santo Tomas

In Santo Tomas in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Santo Tomas.

Maximum UV Index Levels in Santo Tomas for December

The chart shows the monthly maximum UV Index (UVI) for Santo Tomas 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 Santo Tomas typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111114141313121313131110
Data source: Santo Tomas 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 Santo Tomas Compares to Other Months

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

This table compares monthly weather conditions in Santo Tomas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)8 mm (0.3 inches)65%extreme
February Weather28°C (83°F)2 mm (0.1 inches)65%extreme
March Weather28°C (83°F)11 mm (0.4 inches)64%extreme
April Weather28°C (83°F)74 mm (2.9 inches)64%extreme
May Weather28°C (83°F)278 mm (10.9 inches)65%extreme
June Weather28°C (83°F)228 mm (9.0 inches)77%extreme
July Weather28°C (83°F)152 mm (6.0 inches)85%extreme
August Weather28°C (83°F)260 mm (10.2 inches)85%extreme
September Weather28°C (82°F)267 mm (10.5 inches)84%extreme
October Weather27°C (82°F)304 mm (12.0 inches)82%extreme
November Weather28°C (82°F)162 mm (6.4 inches)79%extreme
December Weather28°C (83°F)30 mm (1.2 inches)69%very high

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