December Weather in Huaylas, Peru

Last updated: August 27, 2025

In December, Huaylas, Peru, experiences a dynamic weather pattern characterized by mild temperatures and considerable rainfall. With a maximum of 20°C (69°F) and an average of 12°C (54°F), the climate remains cool, while nighttime lows drop to a brisk 5°C (40°F). This month sees substantial precipitation totaling 197 mm (7.8 in) over an impressive 27 days, leading to high humidity levels around 91%. Visitors should prepare for a wet and refreshing atmosphere, perfect for enjoying the lush landscapes that thrive in these conditions.

December Temperature in Huaylas

In December, Huaylas, Peru, continues to enjoy the mild temperatures characteristic of the region, with minimums around 5°C (41°F) and maximums reaching 20°C (69°F). The average temperature remains a steady 12°C (54°F), reflecting a consistent climate throughout the year. Interestingly, while the nights may be cool, days remain pleasantly warm, making December an ideal time for exploring the local landscapes. As the year draws to a close, Huaylas maintains its stable temperature patterns, with only slight fluctuations from the previous months, contributing to its inviting atmosphere for visitors and residents alike.

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

The chart illustrates December temperature patterns in Huaylas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Huaylas, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec535453535454545454545454
Data source: Temperature data for Huaylas generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Huaylas

In December, Huaylas, Peru, experiences a notable increase in precipitation, with 197 mm (7.8 in) of rain falling over 27 days. This marks a continuation of the wet season, as December’s totals align with the heightened levels observed in the preceding months of February and March, which are also characterized by significant rainfall. While this month’s precipitation mirrors that of February, the frequency of rainy days highlights a persistent moisture presence, typical for the region's climatic patterns. As the year comes to a close, the consistent rainfall supports the lush landscapes of Huaylas, showcasing the region's vibrant ecosystem during this peak precipitation period.

December Precipitation Trends in Huaylas

The chart displays monthly precipitation patterns in Huaylas, 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 Huaylas, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec16819728417310244304297158134197
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Huaylas

In Huaylas, Peru, December marks a notable return to the high humidity levels, reaching 91%, reminiscent of the peak months in early summer. This trend reveals a cyclical pattern where the humidity starts off the year at its highest, gradually decreases from May to July, before picking up again towards the year’s end. August and September present the driest conditions, with humidity levels dipping to around 53-62%, before the drop in temperature during October leads to a rise back up to 82% in preparation for December's return to the heavy, humid air that typifies the region at the start and end of the year. This annual fluctuation showcases the influence of seasonal changes on humidity, providing a unique climate rhythm in Huaylas.

December Average Humidity in Huaylas

This chart illustrates the average monthly humidity levels in Huaylas, 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 Huaylas is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%90%89%84%73%55%53%62%82%89%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Huaylas

December in Huaylas, Peru, maintains an extreme UV Index of 16, with a consistent burn time of just 10 minutes. As the year draws to a close, this month reflects a slight dip from the higher UV levels recorded in earlier months, such as January and February, which peaked at 18. Despite this decrease, the UV exposure remains significant, reinforcing the need for sun protection. This trend of high UV Index readings from January through March suggests that visitors should remain vigilant throughout the warmer months, as the risk of sunburn persists year-round. For detailed insights on UV levels, check the full report here: Huaylas UV Index.

Maximum UV Index Levels in Huaylas for December

The chart shows the monthly maximum UV Index (UVI) for Huaylas 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 Huaylas typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171818171512131416171616
Data source: Huaylas 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.

December Sunshine in Huaylas

In Huaylas, Peru, the vibrant tapestry of sunshine unfolds throughout the year, reaching its zenith in the middle months. December basks in a warm glow, accumulating 288 hours of splendid sunlight that complements the peak of summer. As the year winds down, the region enjoys a gradual decline in daylight from the sunniest July and August, which together boast over 330 hours. Following this bright climax, hours shift downward, yet December still provides a generous amount of daylight, making it an enticing time for visitors to relish the enchanting landscapes and vibrant culture of Huaylas. Overall, the trend showcases a delightful transition from the intense summer sun to a softer, yet still generous, light as the year concludes, inviting exploration and adventure.

Monthly Sunshine Duration in Huaylas: December Highlighted

The December sunshine duration represents the total number of hours Huaylas experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec218h258h259h290h322h316h331h335h318h313h291h288h
Data source: Huaylas December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Huaylas During December

In Huaylas, Peru, the likelihood of sunny weather in December shows a modest 20% chance of sunshine, mirroring a slight uptick from the preceding months of October and November, which are at 21% and 18%, respectively. As we move from the wetter months of spring to summer, there’s a noticeable increase in sunny days, with May leading the pack at 51% and July boasting a remarkable 73%. This seasonal trend suggests that while December may still harbor a fair amount of cloud cover, it is gradually stepping into the sunnier side of the year, hinting at better days ahead for those eager to enjoy the outdoors.

Percentage of Sunny Days in December in Huaylas

The chart illustrates the percentage of sunny days in Huaylas throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Huaylas experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%13%8%21%51%42%73%53%43%21%18%20%
Data source: Huaylas December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Huaylas in December

In Huaylas, Peru, the daylight duration presents a fascinating rhythm throughout the year. From January to March, residents enjoy a consistent 12 hours of daylight, creating a balance that fosters outdoor activities and a vibrant atmosphere. As the year progresses into April, a slight reduction to 11 hours begins, which remains stable through the cooler months of May to August, reflecting the region's transition into the winter season. However, as September rolls in, daylight begins to stretch once again, returning to 12 hours and maintaining this length through to November. By December, the cycle completes itself as the days remain long and inviting, encouraging both exploration and celebration amid the picturesque Andean landscapes. This consistent pattern highlights Huaylas' unique climate and enhances the community's connection with nature throughout the year.

Average Daylight Hours in Huaylas for December

The chart illustrates the variation in daylight duration in Huaylas throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 32m12h 21m12h 7m11h 53m11h 42m11h 36m11h 39m11h 49m12h 2m12h 17m12h 29m12h 36m
Data source: Huaylas daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Huaylas

As December unfolds in Huaylas, Peru, the gentle breeze carries a consistent rhythm, with an average wind speed of 1.0 m/s (2 mph). This month maintains a trend observed throughout the year, where winds remain relatively light, hovering around 1.0 to 1.1 m/s (2 to 3 mph) during the warmer winter months, particularly in July and August. The mild gusts offer a serene backdrop to the stunning Andean landscape, making December an inviting time for outdoor enthusiasts. Although the winds may be modest, they hint at a refreshingly cool atmosphere that enhances the charm of the season in this picturesque region.

Average December Wind Speed in Huaylas

The chart displays monthly wind speed patterns in Huaylas, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec0.91.10.90.91.00.91.11.11.00.91.01.0 m/s
Data source: Huaylas December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Huaylas Compares to Other Months

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

In comparing the weather between December and January, we see similar temperature ranges, with both months experiencing minimums around 5°C (41°F), averages at 12°C (54°F), and maximums peaking at 20°C (69°F). However, January has slightly less precipitation, totaling 168 mm (6.6 in) compared to December's 197 mm (7.8 in), although it rains over 23 days in January versus 27 days in December. The humidity remains constant at 91% for both months, creating a persistently damp feel. For more detailed information, you can check Huaylas weather in January.

In comparing the weather of December and February, both months exhibit similar average temperatures, hovering around 12°C (54°F), with maximum temperatures reaching up to 20°C (68°F) in February and 20°C (69°F) in December. However, December experiences slightly higher minimum temperatures, averaging 5°C (40°F) compared to February’s 2°C (37°F). Precipitation levels remain consistent, with both months receiving approximately 197 mm (7.8 in), but December has one additional rainy day, totaling 27 days compared to February's 26. Humidity is marginally higher in December at 91%, while February averages 89%. For more specific insights into February weather, you can visit Huaylas weather in February.

In December, the weather features mild temperatures with a minimum of 5°C (40°F) and an average of 12°C (54°F), peaking at a comfortable 20°C (69°F). There is significant precipitation, with about 197 mm (7.8 in) falling over 27 days, contributing to high humidity levels at 91%. In contrast, March presents similar temperature averages but experiences a higher total precipitation of 284 mm (11.2 in) across 30 days. Although the humidity remains comparable at 89%, the increased rainfall in March can create a wetter and cooler atmosphere. For a detailed look at March weather, you can explore Huaylas weather in March.

In December, the weather remains relatively mild, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 20°C (69°F). The month sees significant rainfall, accumulating to 197 mm (7.8 in) over 27 days, resulting in a high humidity level of 91%. In contrast, April offers slightly cooler temperatures with a minimum of 4°C (40°F) and a maximum of 20°C (67°F), maintaining an average of 12°C (54°F). Precipitation is also lower in April, totaling 173 mm (6.8 in) across 26 days, and humidity decreases to 88%. For a closer look at April's weather, you can visit Huaylas weather in April.

In December, the weather tends to be slightly warmer, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 20°C (69°F), while May sees similar average temperatures, but with a slight dip in the minimum at 3°C (38°F) and a maximum of 21°C (71°F). December is characterized by significantly higher precipitation, totaling 197 mm (7.8 in) over 27 days, compared to May's 102 mm (4.0 in) over 23 days. Additionally, humidity levels are higher in December at 91%, compared to 84% in May, contributing to a more muggy atmosphere during the latter part of the year. For a closer look at the conditions in May, you can check Huaylas weather in May.

In December, the weather tends to be milder, with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 20°C (69°F) and an average of 12°C (54°F). However, it also brings higher precipitation levels, with 197 mm (7.8 in) over 27 days and a humidity level of 91%, making the atmosphere quite damp. In contrast, June experiences slightly cooler temperatures, with a minimum of 3°C (39°F), an average of 12°C (54°F), and a maximum of 21°C (70°F). Rainfall during this month is significantly lower at 44 mm (1.7 in) across just 12 days, and the humidity drops to 73%. For more details about June weather, you can visit Huaylas weather in June.

In December, the weather is generally milder with temperatures ranging from a minimum of 5°C (40°F) to a maximum of 20°C (69°F), while July sees slightly cooler temperatures with a minimum of 3°C (38°F) and a maximum of 21°C (69°F), but averages remain the same at 12°C (54°F). December is characterized by significantly higher precipitation, averaging 197 mm (7.8 in) over 27 days, compared to only 30 mm (1.2 in) across 9 days in July. Additionally, December experiences a much higher humidity level at 91%, making it feel much more damp than the drier July air, which sits at 55%. For more details on July weather, visit Huaylas weather in July.

December and August exhibit distinct weather characteristics. In December, temperatures range from a minimum of 5°C (40°F) to a maximum of 20°C (69°F), with an average temperature of 12°C (54°F). The month is notably wet, receiving 197 mm (7.8 in) of precipitation over 27 days and experiencing high humidity at 91%. In contrast, August sees slightly cooler temperatures, with a minimum of 2°C (35°F) and a maximum of 21°C (71°F), while maintaining the same average of 12°C (54°F). However, August is much drier, with only 42 mm (1.7 in) of rainfall over 11 days and a significantly lower humidity level of 53%. For more information on August weather specifically, visit Huaylas weather in August.

December and September share similar average temperatures, with December ranging from a minimum of 5°C (40°F) to a maximum of 20°C (69°F), while September sees temperatures between 4°C (40°F) and the same maximum. However, December is significantly wetter, receiving an average of 197 mm (7.8 in) of precipitation over 27 days compared to September's 97 mm (3.8 in) over 20 days. Additionally, December has much higher humidity at 91%, compared to September's 62%, contributing to a more overcast and damp atmosphere during the former. For more details on September's weather, visit Huaylas weather in September.

December and October offer similar average temperatures, with December seeing a minimum of 5°C (40°F) and a maximum of 20°C (69°F), while October ranges slightly from a minimum of 4°C (40°F) to a maximum of 21°C (70°F). However, December experiences significantly higher precipitation, totaling 197 mm (7.8 in) over 27 days, compared to October's 158 mm (6.2 in) across 26 days. Additionally, December’s humidity is notably higher at 91%, compared to October's 82%, reflecting the wetter conditions of late autumn. For more details about October weather in Huaylas, check Huaylas weather in October.

In comparing the weather of December and November, both months exhibit similar temperature ranges, with December featuring a minimum of 5°C (40°F), an average of 12°C (54°F), and a maximum of 20°C (69°F), closely mirroring November's figures of 5°C (41°F) minimum, 12°C (54°F) average, and 20°C (68°F) maximum. However, December brings markedly higher precipitation levels, with 197 mm (7.8 in) over 27 days, compared to November's 134 mm (5.3 in) over 22 days. Additionally, December's humidity rises slightly to 91%, surpassing November's 89%. For detailed insights on November weather, refer to Huaylas weather in November.

Compare Huaylas's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Huaylas

As December arrives in Huaylas, residents experience a notable shift in weather patterns. With higher humidity levels and an increase in precipitation, this month stands apart from the drier months of the year. While daytime temperatures may peak at a comfortable 20°C, the nights can feel much colder, dropping to 5°C. Frequent rain showers contribute to a lush landscape, making December distinctively wet, with precipitation occurring on nearly 27 days. This vibrant, albeit damp, backdrop encourages a cozy atmosphere—perfect for enjoying the unique beauty of Huaylas in its holiday season. For more detailed information, visit Huaylas Climate.