December Weather in Bernal, Peru

Last updated: August 27, 2025

In Bernal, Peru, the average temperature in December reaches a comfortable 23°C (74°F). Expect a minimum of 18°C (64°F) and a maximum of 31°C (88°F), making it an ideal time for outdoor activities. Be prepared for an average precipitation of 14 mm (0.6 in) over 4 days, and note that humidity tends to be high, averaging around 86%. Enjoy the rich climate of this vibrant destination!

December Temperature in Bernal

In December in Bernal, the average temperature is 23°C (74°F), with maximums reaching 31°C (88°F) and minimums dipping as low as 18°C (64°F). This pleasant climate makes it an ideal time to explore the outdoor attractions and enjoy various activities in the area.

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

The chart illustrates December temperature patterns in Bernal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bernal, December typically has an average temperature of 23°C (74°F), with highs reaching up to 31°C (88°F) and lows dropping to around 18°C (64°F).

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

December Precipitation in Bernal

In Bernal in December, the total precipitation amount is 14 mm (0.6 in) spread over a duration of 4 days.

December Precipitation Trends in Bernal

The chart displays monthly precipitation patterns in Bernal, 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 Bernal, December typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 4 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 Bernal

In Bernal in December, humidity is 86%. With an average temperature of 23°C (74°F), this humidity feels like you're stepping into a warm embrace, making travel a bit sticky yet invigorating, as the air wraps around you, inviting you to explore while reminding you to stay hydrated.

December Average Humidity in Bernal

This chart illustrates the average monthly humidity levels in Bernal, 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 Bernal is approximately 86%, 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 Bernal

In Bernal in December, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Bernal.

Maximum UV Index Levels in Bernal for December

The chart shows the monthly maximum UV Index (UVI) for Bernal 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 Bernal typically reaches 13, which falls under the extreme exposure category.

Data source: Bernal 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 Bernal Compares to Other Months

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

This table compares monthly weather conditions in Bernal, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	14 mm (0.6 inches)	89%	extreme
February Weather	26°C (80°F)	43 mm (1.7 inches)	87%	extreme
March Weather	26°C (80°F)	97 mm (3.8 inches)	87%	extreme
April Weather	25°C (77°F)	19 mm (0.7 inches)	86%	extreme
May Weather	23°C (74°F)	7 mm (0.3 inches)	89%	extreme
June Weather	21°C (71°F)	4 mm (0.2 inches)	84%	extreme
July Weather	20°C (69°F)	1 mm (0.0 inches)	71%	extreme
August Weather	20°C (68°F)	2 mm (0.1 inches)	71%	extreme
September Weather	20°C (68°F)	2 mm (0.1 inches)	75%	extreme
October Weather	21°C (69°F)	7 mm (0.3 inches)	77%	extreme
November Weather	21°C (71°F)	9 mm (0.4 inches)	79%	extreme
December Weather	23°C (74°F)	14 mm (0.6 inches)	86%	extreme