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December Weather in San Fernando, Colombia

Last updated: August 23, 2025

In December, the average temperature in San Fernando, Colombia hovers around 29°C (84°F), with a pleasant minimum of 23°C (74°F) and a warm maximum reaching 35°C (96°F). Expect precipitation of about 59 mm (2.3 in), spread over roughly 12 days, alongside an average humidity of 65%. It's a vibrant time of year, perfect for exploring!

December Temperature in San Fernando

In December in San Fernando, the average temperature is 29°C (84°F), with maximums reaching up to 35°C (96°F) and minimums dropping as low as 23°C (74°F). This makes San Fernando an ideal destination for travelers seeking warm weather and plenty of sunshine.

December Weather in San Fernando: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Fernando, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Fernando, December typically has an average temperature of 29°C (84°F), with highs reaching up to 35°C (96°F) and lows dropping to around 23°C (74°F).
JanFebMarAprMayJunJulAugSepOctNovDec858786848383848382828284
Data source: Temperature data for San Fernando 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 San Fernando

In San Fernando in December, the precipitation amount is 59 mm (2.3 in) occurring over the course of 12 days.

December Precipitation Trends in San Fernando

The chart displays monthly precipitation patterns in San Fernando, 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 San Fernando, December typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec2665621735626524227629129819259
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Fernando

In San Fernando in December humidity is 65%. With average temperature 29°C (84°F), this humidity feels like a warm embrace, making outdoor activities comfortable yet requiring you to stay hydrated and take breaks in the shade.

December Average Humidity in San Fernando

This chart illustrates the average monthly humidity levels in San Fernando, 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 San Fernando is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec51%47%45%46%62%81%87%83%83%85%83%65%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Fernando

In San Fernando 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 San Fernando.

Maximum UV Index Levels in San Fernando for December

The chart shows the monthly maximum UV Index (UVI) for San Fernando 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 San Fernando typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111213151413121313131110
Data source: San Fernando 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 San Fernando Compares to Other Months

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

This table compares monthly weather conditions in San Fernando, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather29°C (85°F)26 mm (1.0 inches)51%extreme
February Weather31°C (87°F)6 mm (0.2 inches)47%extreme
March Weather30°C (87°F)56 mm (2.2 inches)45%extreme
April Weather29°C (84°F)217 mm (8.5 inches)46%extreme
May Weather28°C (83°F)356 mm (14.0 inches)62%extreme
June Weather28°C (84°F)265 mm (10.4 inches)81%extreme
July Weather29°C (84°F)242 mm (9.5 inches)87%extreme
August Weather28°C (84°F)276 mm (10.9 inches)83%extreme
September Weather28°C (83°F)291 mm (11.5 inches)83%extreme
October Weather28°C (82°F)298 mm (11.7 inches)85%extreme
November Weather28°C (82°F)192 mm (7.6 inches)83%extreme
December Weather29°C (84°F)59 mm (2.3 inches)65%very high

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