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December Weather in Arena Baja, Peru

Last updated: August 27, 2025

In Arena Baja, Peru, the average temperature in December hovers around 19°C (66°F). Expect a comfortable range where the minimum dips to 17°C (63°F) and the maximum reaches up to 21°C (71°F). With an average humidity of 87%, conditions can feel quite moist. Precipitation is relatively light, totaling 5 mm (0.2 in) over just 1 day.

December Temperature in Arena Baja

In December in Arena Baja, the average temperature is 19°C (66°F), with a maximum reaching 21°C (71°F) and a minimum dipping as low as 17°C (63°F). This mild climate makes it a perfect time for outdoor activities and exploring the beauty of Arena Baja.

December Weather in Arena Baja: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Arena Baja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arena Baja, December typically has an average temperature of 19°C (66°F), with highs reaching up to 21°C (71°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec707171686463616060616366
Data source: Temperature data for Arena Baja 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 Arena Baja

In Arena Baja in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

December Precipitation Trends in Arena Baja

The chart displays monthly precipitation patterns in Arena Baja, 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 Arena Baja, December typically receives around 5 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec1297559875445
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arena Baja

In Arena Baja in December humidity is 87%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket wrapping around you, making travel feel a bit sticky and slowing down your movements as you navigate through the area's vibrant streets.

December Average Humidity in Arena Baja

This chart illustrates the average monthly humidity levels in Arena Baja, 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 Arena Baja is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%89%90%89%83%69%56%51%53%68%82%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Arena Baja

In Arena Baja 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 Arena Baja, you can check here.

Maximum UV Index Levels in Arena Baja for December

The chart shows the monthly maximum UV Index (UVI) for Arena Baja 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 Arena Baja typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151513119101113141514
Data source: Arena Baja 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 Arena Baja Compares to Other Months

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

This table compares monthly weather conditions in Arena Baja, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (70°F)12 mm (0.5 inches)89%extreme
February Weather22°C (71°F)9 mm (0.4 inches)89%extreme
March Weather22°C (71°F)7 mm (0.3 inches)90%extreme
April Weather20°C (68°F)5 mm (0.2 inches)89%extreme
May Weather18°C (65°F)5 mm (0.2 inches)83%extreme
June Weather17°C (63°F)8 mm (0.3 inches)69%very high
July Weather16°C (61°F)8 mm (0.3 inches)56%very high
August Weather15°C (60°F)7 mm (0.3 inches)50%extreme
September Weather15°C (60°F)5 mm (0.2 inches)53%extreme
October Weather16°C (61°F)4 mm (0.2 inches)68%extreme
November Weather17°C (63°F)4 mm (0.2 inches)81%extreme
December Weather19°C (66°F)5 mm (0.2 inches)87%extreme

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