December Weather in Cupi, Peru

Last updated: August 27, 2025

In December, the average temperature in Cupi, Peru hovers around 7°C (46°F), with a minimum dipping to -2°C (28°F) and a maximum reaching up to 19°C (67°F). Expect ample precipitation, totaling 228 mm (9.0 in) over 26 days, contributing to an average humidity level of 90%. Be prepared for a chilly and damp month!

December Temperature in Cupi

In December in Cupi, the average temperature is 7°C (46°F). Maximums can reach 19°C (67°F) and minimums can dip as low as -2°C (28°F). Travelers should prepare for a mix of cool and mild weather, ideal for enjoying outdoor activities while layering up for the chillier parts of the day.

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

The chart illustrates December temperature patterns in Cupi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cupi, December typically has an average temperature of 7°C (46°F), with highs reaching up to 19°C (67°F) and lows dropping to around -2°C (28°F).

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

December Precipitation in Cupi

In Cupi in December, the total precipitation amount is 228 mm (9.0 in) spread over 26 days.

December Precipitation Trends in Cupi

The chart displays monthly precipitation patterns in Cupi, 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 Cupi, December typically receives around 228 mm (9.0 inches) of precipitation spread over approximately 26 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 Cupi

In Cupi in December humidity is 90%. With an average temperature of 7°C (46°F), this humidity feels like a heavy blanket wrapping around you, making it feel much colder than it actually is, which can be quite uncomfortable for traveling.

December Average Humidity in Cupi

This chart illustrates the average monthly humidity levels in Cupi, 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 Cupi is approximately 90%, 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 Cupi

In Cupi in December, the maximum UV index reaches 19, which corresponds to an extreme exposure category. With a time to burn of just 10 minutes, it’s essential to take precautions. For detailed information, you can check the hourly UV index in Cupi.

Maximum UV Index Levels in Cupi for December

The chart shows the monthly maximum UV Index (UVI) for Cupi 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 Cupi typically reaches 19, which falls under the extreme exposure category.

Data source: Cupi 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 Cupi Compares to Other Months

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

This table compares monthly weather conditions in Cupi, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	211 mm (8.3 inches)	92%	extreme
February Weather	7°C (44°F)	272 mm (10.7 inches)	93%	extreme
March Weather	7°C (44°F)	248 mm (9.8 inches)	92%	extreme
April Weather	6°C (44°F)	97 mm (3.8 inches)	91%	extreme
May Weather	5°C (42°F)	31 mm (1.2 inches)	87%	extreme
June Weather	5°C (41°F)	5 mm (0.2 inches)	76%	extreme
July Weather	5°C (42°F)	6 mm (0.2 inches)	57%	extreme
August Weather	6°C (44°F)	5 mm (0.2 inches)	51%	extreme
September Weather	8°C (46°F)	40 mm (1.6 inches)	67%	extreme
October Weather	8°C (46°F)	98 mm (3.8 inches)	77%	extreme
November Weather	9°C (48°F)	127 mm (5.0 inches)	85%	extreme
December Weather	7°C (46°F)	228 mm (9.0 inches)	90%	extreme