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December Weather in Jilili, Peru

Last updated: August 27, 2025

In Jilili, Peru, the average temperature in December hovers around 19°C (66°F), making it a pleasant yet variable time of year. Temperatures can range from a chilly 10°C (50°F) to a warm 28°C (82°F), ensuring a variety of experiences. However, be prepared for substantial rainfall, with an average precipitation of 252 mm (9.9 in) spread across 26 days. Humidity is notably high, averaging at 85%, so pack accordingly for a mix of sun and showers!

December Temperature in Jilili

In December, in Jilili, the average temperature is 19°C (66°F). Maximum temperatures can reach 28°C (82°F), while the minimum can drop to as low as 10°C (50°F). This pleasant climate makes Jilili an ideal destination for travelers seeking mild weather and outdoor activities.

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

The chart illustrates December temperature patterns in Jilili, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jilili, December typically has an average temperature of 19°C (66°F), with highs reaching up to 28°C (82°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec666666666666666666666666
Data source: Temperature data for Jilili 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 Jilili

In Jilili in December, the total precipitation amount is 252 mm (9.9 in) recorded over a period of 26 days.

December Precipitation Trends in Jilili

The chart displays monthly precipitation patterns in Jilili, 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 Jilili, December typically receives around 252 mm (9.9 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec2444034973261314520132599116252
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Jilili

In Jilili in December humidity is 85%. With an average temperature of 19°C (66°F), this humidity feels like a warm, sticky embrace that can make outdoor adventures feel more exhausting, as the air weighs heavy and every step can feel like a mini workout.

December Average Humidity in Jilili

This chart illustrates the average monthly humidity levels in Jilili, 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 Jilili is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%85%87%88%73%51%44%49%71%77%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Jilili

In Jilili in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Jilili, you can check here.

Maximum UV Index Levels in Jilili for December

The chart shows the monthly maximum UV Index (UVI) for Jilili 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 Jilili typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161717171512131316161514
Data source: Jilili 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 Jilili Compares to Other Months

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

This table compares monthly weather conditions in Jilili, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather19°C (66°F)244 mm (9.6 inches)82%extreme
February Weather19°C (66°F)403 mm (15.9 inches)80%extreme
March Weather19°C (66°F)497 mm (19.6 inches)85%extreme
April Weather19°C (66°F)326 mm (12.8 inches)87%extreme
May Weather19°C (66°F)131 mm (5.2 inches)88%extreme
June Weather19°C (66°F)45 mm (1.8 inches)73%extreme
July Weather19°C (66°F)20 mm (0.8 inches)51%extreme
August Weather19°C (66°F)13 mm (0.5 inches)44%extreme
September Weather19°C (67°F)25 mm (1.0 inches)49%extreme
October Weather19°C (66°F)99 mm (3.9 inches)71%extreme
November Weather19°C (66°F)116 mm (4.6 inches)77%extreme
December Weather19°C (66°F)252 mm (9.9 inches)85%extreme

Compare Jilili's Climate with Cities Worldwide