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December Weather in Huaylillas, Peru

Last updated: August 27, 2025

In Huaylillas, Peru, the average temperature in December hovers around 11°C (53°F). You'll experience a range from a cool 4°C (40°F) to a warm 21°C (70°F). Be prepared for substantial rainfall, with an average precipitation of 286 mm (11.3 in) over the course of 30 days. Additionally, the air tends to be quite humid, boasting an average of 91% humidity.

December Temperature in Huaylillas

In December in Huaylillas, the average temperature is 11°C (53°F). The maximum can reach 21°C (70°F), and the minimum can be as low as 4°C (40°F). This makes it a great time for travelers to enjoy mild weather while exploring the area's attractions.

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

The chart illustrates December temperature patterns in Huaylillas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Huaylillas, December typically has an average temperature of 11°C (53°F), with highs reaching up to 21°C (70°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec525251515150494950515252
Data source: Temperature data for Huaylillas 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 Huaylillas

In Huaylillas in December, the precipitation amount is 286 mm (11.3 in) during a span of 30 days.

December Precipitation Trends in Huaylillas

The chart displays monthly precipitation patterns in Huaylillas, 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 Huaylillas, December typically receives around 286 mm (11.3 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec242232306213152896770115224256286
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Huaylillas

In Huaylillas in December, humidity is 91%. With an average temperature of 11°C (53°F), this humidity feels like a damp embrace, making travel feel weighty and exhausting, as the thick air clings to your skin and makes every step a little more effortful.

December Average Humidity in Huaylillas

This chart illustrates the average monthly humidity levels in Huaylillas, 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 Huaylillas is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%86%89%89%86%71%44%34%37%50%73%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Huaylillas

In Huaylillas in December, the maximum UV index reaches an alarming 17, which falls under the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to stay protected. For more details on the hourly UV index in Huaylillas, you can check Hourly UV Index in Huaylillas.

Maximum UV Index Levels in Huaylillas for December

The chart shows the monthly maximum UV Index (UVI) for Huaylillas 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 Huaylillas typically reaches 17, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181919181513141417181717
Data source: Huaylillas 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 Huaylillas Compares to Other Months

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

This table compares monthly weather conditions in Huaylillas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)242 mm (9.5 inches)88%extreme
February Weather11°C (52°F)232 mm (9.1 inches)86%extreme
March Weather11°C (52°F)306 mm (12.0 inches)89%extreme
April Weather11°C (51°F)213 mm (8.4 inches)89%extreme
May Weather10°C (51°F)152 mm (6.0 inches)86%extreme
June Weather10°C (50°F)89 mm (3.5 inches)71%extreme
July Weather9°C (49°F)67 mm (2.6 inches)44%extreme
August Weather9°C (49°F)70 mm (2.8 inches)34%extreme
September Weather10°C (50°F)115 mm (4.5 inches)37%extreme
October Weather10°C (51°F)224 mm (8.8 inches)50%extreme
November Weather11°C (53°F)256 mm (10.1 inches)73%extreme
December Weather11°C (53°F)286 mm (11.3 inches)91%extreme

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