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December Weather in Calacoa, Peru

Last updated: August 27, 2025

In Calacoa, Peru, the average temperature in December is a cool 11°C (51°F), with a minimum dipping to 2°C (36°F) and a maximum peaking at 21°C (69°F). Expect 92 mm (3.6 in) of precipitation spread over 17 days, contributing to an average humidity level of 84%. Stay prepared for a mix of chilly and wet conditions!

December Temperature in Calacoa

In December in Calacoa, the average temperature is 11°C (51°F), with maximums reaching 21°C (69°F) and minimums dropping to as low as 2°C (36°F). This comfortable range makes Calacoa an appealing destination for travelers seeking mild weather and enjoyable outdoor activities.

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

The chart illustrates December temperature patterns in Calacoa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calacoa, December typically has an average temperature of 11°C (51°F), with highs reaching up to 21°C (69°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec494848484948484952525251
Data source: Temperature data for Calacoa 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 Calacoa

In Calacoa in December, the precipitation amount is 92 mm (3.6 in) spread over 17 days.

December Precipitation Trends in Calacoa

The chart displays monthly precipitation patterns in Calacoa, 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 Calacoa, December typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec2302442105261215173592
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Calacoa

In Calacoa in December humidity is 84%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making it seem much colder than it actually is, and can dampen your spirits while traveling.

December Average Humidity in Calacoa

This chart illustrates the average monthly humidity levels in Calacoa, 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 Calacoa is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%90%91%88%76%61%57%59%75%84%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Calacoa

In Calacoa in December, the maximum UV index is 18, which corresponds to an extreme exposure category. This means that the time to burn is just 10 minutes. For more detailed information, you can check the hourly UV index in Calacoa.

Maximum UV Index Levels in Calacoa for December

The chart shows the monthly maximum UV Index (UVI) for Calacoa 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 Calacoa typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181917151210111416181818
Data source: Calacoa 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 Calacoa Compares to Other Months

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

This table compares monthly weather conditions in Calacoa, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)230 mm (9.1 inches)89%extreme
February Weather9°C (49°F)244 mm (9.6 inches)90%extreme
March Weather9°C (49°F)209 mm (8.2 inches)90%extreme
April Weather9°C (49°F)52 mm (2.0 inches)91%extreme
May Weather9°C (49°F)6 mm (0.2 inches)88%extreme
June Weather9°C (48°F)1 mm (0.1 inches)76%very high
July Weather9°C (48°F)2 mm (0.1 inches)61%extreme
August Weather9°C (49°F)1 mm (0.1 inches)57%extreme
September Weather11°C (52°F)5 mm (0.2 inches)58%extreme
October Weather11°C (53°F)17 mm (0.7 inches)75%extreme
November Weather11°C (52°F)35 mm (1.4 inches)83%extreme
December Weather11°C (51°F)92 mm (3.6 inches)84%extreme

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