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December Weather in Llalli, Peru

Last updated: August 27, 2025

The average temperature in Llalli, Peru during December is a brisk 7°C (45°F). Expect minimums to dip as low as -4°C (26°F), while maximums can reach a pleasant 20°C (68°F). This month sees precipitation totaling 228 mm (9.0 in) over 26 days, contributing to an overall average humidity of a high 90%.

December Temperature in Llalli

In December in Llalli, the average temperature is 7°C (45°F). Maximums can reach 20°C (68°F) and minimums can be as low as -4°C (26°F). This variety in temperatures makes it advisable to pack layers and be prepared for both mild days and chilly nights while traveling.

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

The chart illustrates December temperature patterns in Llalli, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llalli, December typically has an average temperature of 7°C (45°F), with highs reaching up to 20°C (68°F) and lows dropping to around -4°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec444343424039394245454645
Data source: Temperature data for Llalli 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 Llalli

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

December Precipitation Trends in Llalli

The chart displays monthly precipitation patterns in Llalli, 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 Llalli, December typically receives around 228 mm (9.0 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec20726225193295663995130228
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Llalli

In Llalli in December humidity is 90%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting travelers to seek shelter indoors or in cozy cafes.

December Average Humidity in Llalli

This chart illustrates the average monthly humidity levels in Llalli, 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 Llalli is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%93%92%91%87%76%57%51%67%77%85%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Llalli

In Llalli 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 Llalli.

Maximum UV Index Levels in Llalli for December

The chart shows the monthly maximum UV Index (UVI) for Llalli 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 Llalli typically reaches 19, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec212319171411131517181919
Data source: Llalli 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 Llalli Compares to Other Months

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

This table compares monthly weather conditions in Llalli, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)207 mm (8.1 inches)92%extreme
February Weather6°C (44°F)262 mm (10.3 inches)93%extreme
March Weather6°C (43°F)251 mm (9.9 inches)92%extreme
April Weather6°C (43°F)93 mm (3.7 inches)91%extreme
May Weather4°C (40°F)29 mm (1.1 inches)87%extreme
June Weather4°C (39°F)5 mm (0.2 inches)76%extreme
July Weather4°C (40°F)6 mm (0.2 inches)57%extreme
August Weather5°C (42°F)6 mm (0.2 inches)51%extreme
September Weather7°C (45°F)39 mm (1.5 inches)67%extreme
October Weather7°C (45°F)95 mm (3.7 inches)77%extreme
November Weather8°C (47°F)130 mm (5.1 inches)85%extreme
December Weather7°C (45°F)228 mm (9.0 inches)90%extreme

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