December Weather in Colorado, Brazil

Last updated: August 22, 2025

In Colorado, Brazil, the average temperature in December hovers around 27°C (80°F). Expect a pleasant range, with minimums dipping to 17°C (62°F) and maximums soaring to 38°C (100°F). However, be prepared for occasional showers, as the region sees an average precipitation of 119 mm (4.7 in) over 14 days. With an average humidity level of 82%, it's best to stay hydrated and enjoy this vibrant climate!

December Temperature in Colorado

In December in Colorado, the average temperature is 27°C (80°F). Maximums can reach 38°C (100°F), while minimums can dip to 17°C (62°F). It's a great time to visit for warm weather enthusiasts, but be sure to stay hydrated and prepare for fluctuating temperatures.

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

The chart illustrates December temperature patterns in Colorado, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colorado, December typically has an average temperature of 27°C (80°F), with highs reaching up to 38°C (100°F) and lows dropping to around 17°C (62°F).

Data source: Temperature data for Colorado generated using information from the Copernicus Climate Change Service.

December Precipitation in Colorado

In Colorado in December, the precipitation amount is 119 mm (4.7 in) over the course of 14 days.

December Precipitation Trends in Colorado

The chart displays monthly precipitation patterns in Colorado, 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 Colorado, December typically receives around 119 mm (4.7 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Colorado

In Colorado in December, humidity is 82%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, often leaving travelers longing for shade and a refreshing drink.

December Average Humidity in Colorado

This chart illustrates the average monthly humidity levels in Colorado, 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 Colorado is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Colorado

In Colorado in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Colorado.

Maximum UV Index Levels in Colorado for December

The chart shows the monthly maximum UV Index (UVI) for Colorado 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 Colorado typically reaches 16, which falls under the extreme exposure category.

Data source: Colorado 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 Colorado Compares to Other Months

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

This table compares monthly weather conditions in Colorado, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	154 mm (6.1 inches)	84%	extreme
February Weather	26°C (80°F)	116 mm (4.6 inches)	81%	extreme
March Weather	26°C (80°F)	83 mm (3.3 inches)	81%	extreme
April Weather	24°C (76°F)	44 mm (1.7 inches)	75%	extreme
May Weather	21°C (71°F)	70 mm (2.8 inches)	68%	very high
June Weather	20°C (69°F)	67 mm (2.6 inches)	64%	high
July Weather	20°C (68°F)	17 mm (0.7 inches)	58%	high
August Weather	21°C (70°F)	66 mm (2.6 inches)	49%	very high
September Weather	25°C (78°F)	47 mm (1.8 inches)	47%	extreme
October Weather	25°C (78°F)	117 mm (4.6 inches)	44%	extreme
November Weather	26°C (79°F)	95 mm (3.7 inches)	68%	extreme
December Weather	27°C (80°F)	119 mm (4.7 inches)	82%	extreme