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December Weather in Tello, Colombia

Last updated: August 23, 2025

In Tello, Colombia, the average temperature in December hovers around 26°C (80°F), with a range that sees minimums of 18°C (64°F) and maximums reaching up to 36°C (97°F). Expect about 56 mm (2.2 in) of precipitation spread over 10 days, contributing to an average humidity level of 82%. Get ready for both warmth and a touch of moisture in the air!

December Temperature in Tello

In December in Tello, the average temperature is 26°C (80°F). Maximums can reach 36°C (97°F), and minimums can drop as low as 18°C (64°F). This warm climate makes Tello an ideal destination for travelers seeking sunny weather and outdoor adventures.

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

The chart illustrates December temperature patterns in Tello, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tello, December typically has an average temperature of 26°C (80°F), with highs reaching up to 36°C (97°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec798079787878798081797879
Data source: Temperature data for Tello 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 Tello

In Tello in December, the precipitation amount is 56 mm (2.2 in) over the course of 10 days.

December Precipitation Trends in Tello

The chart displays monthly precipitation patterns in Tello, 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 Tello, December typically receives around 56 mm (2.2 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec827517121319412956455213715956
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tello

In Tello in December, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

December Average Humidity in Tello

This chart illustrates the average monthly humidity levels in Tello, 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 Tello is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%78%81%88%85%75%64%70%80%85%82%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tello

In Tello 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 Tello.

Maximum UV Index Levels in Tello for December

The chart shows the monthly maximum UV Index (UVI) for Tello 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 Tello typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516161513141514151311
Data source: Tello 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 Tello Compares to Other Months

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

This table compares monthly weather conditions in Tello, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)82 mm (3.2 inches)74%extreme
February Weather27°C (80°F)75 mm (3.0 inches)71%extreme
March Weather26°C (79°F)171 mm (6.7 inches)78%extreme
April Weather26°C (78°F)213 mm (8.4 inches)81%extreme
May Weather25°C (78°F)194 mm (7.6 inches)88%extreme
June Weather26°C (78°F)129 mm (5.1 inches)85%extreme
July Weather26°C (79°F)56 mm (2.2 inches)75%extreme
August Weather26°C (80°F)45 mm (1.8 inches)64%extreme
September Weather27°C (81°F)51 mm (2.0 inches)69%extreme
October Weather26°C (79°F)137 mm (5.4 inches)80%extreme
November Weather26°C (78°F)159 mm (6.3 inches)85%extreme
December Weather26°C (80°F)56 mm (2.2 inches)82%extreme

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