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December Weather in Marcas, Peru

Last updated: August 27, 2025

In Marcas, Peru, the average temperature for December hovers around 10°C (50°F), with a range that dips as low as 2°C (35°F) and peaks at 19°C (66°F). During this month, you can expect about 196 mm (7.7 inches) of precipitation spread across 27 days, contributing to an average humidity level of 89%. Be prepared for a moist and cool climate!

December Temperature in Marcas

In December in Marcas, the average temperature is 10°C (50°F). The maximum can reach 19°C (66°F), while the minimum can be as low as 2°C (35°F). This makes it a comfortable time for travelers to explore the area, so don’t forget to pack a light jacket for cooler evenings!

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

The chart illustrates December temperature patterns in Marcas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marcas, December typically has an average temperature of 10°C (50°F), with highs reaching up to 19°C (66°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec494949484746454647495050
Data source: Temperature data for Marcas 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 Marcas

In Marcas in December, the total precipitation amount is 196 mm (7.7 in) spread over 27 days.

December Precipitation Trends in Marcas

The chart displays monthly precipitation patterns in Marcas, 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 Marcas, December typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec187240202987335335676104141196
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Marcas

In Marcas in December, humidity is 89%. With an average temperature of 10°C (50°F), this humidity feels like a dense blanket wrapping around you, making travel feel damp and chilly, and urging you to dress in layers for comfort.

December Average Humidity in Marcas

This chart illustrates the average monthly humidity levels in Marcas, 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 Marcas is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%92%90%85%70%55%44%52%65%81%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Marcas

In Marcas 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 Marcas.

Maximum UV Index Levels in Marcas for December

The chart shows the monthly maximum UV Index (UVI) for Marcas 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 Marcas typically reaches 18, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181919171412131416181818
Data source: Marcas 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 Marcas Compares to Other Months

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

This table compares monthly weather conditions in Marcas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (49°F)187 mm (7.4 inches)93%extreme
February Weather10°C (50°F)239 mm (9.4 inches)92%extreme
March Weather9°C (49°F)202 mm (7.9 inches)92%extreme
April Weather9°C (48°F)98 mm (3.9 inches)90%extreme
May Weather8°C (47°F)72 mm (2.9 inches)85%extreme
June Weather8°C (46°F)35 mm (1.4 inches)70%extreme
July Weather7°C (45°F)33 mm (1.3 inches)54%extreme
August Weather8°C (46°F)56 mm (2.2 inches)44%extreme
September Weather8°C (48°F)76 mm (3.0 inches)52%extreme
October Weather9°C (49°F)104 mm (4.1 inches)65%extreme
November Weather10°C (51°F)141 mm (5.6 inches)81%extreme
December Weather10°C (50°F)196 mm (7.7 inches)89%extreme

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