December Weather in Colca, Peru

Last updated: August 27, 2025

In December, Colca, Peru, experiences a unique blend of weather conditions that shape its stunning landscapes. With maximum temperatures reaching 21°C (69°F) and an average temperature of 11°C (52°F), the days can be pleasantly warm. However, nights dip to a chilly minimum of -2°C (28°F), reminding visitors of the region's high elevation. Precipitation is significant, with 219 mm (8.6 in) of rain falling over an average of 26 days, creating a lush environment ideal for hiking and exploring. Despite the frequent rain, the humidity levels soar to an impressive 89%, contributing to the vibrant greenery that characterizes Colca Canyon during this season. Adventurers and nature lovers alike will find December to be a month of striking contrasts in this breathtaking Peruvian destination.

December Temperature in Colca

In December, Colca, Peru experiences a delightful shift in temperatures that hints at the transition to summer. With a minimum of -2°C (28°F) and a maximum that reaches up to 21°C (69°F), the region showcases its mild climate, perfect for exploring its breathtaking landscapes. The average temperature sits comfortably at 11°C (52°F), encouraging outdoor adventures. Notably, December marks a slight warming trend compared to the cooler months preceding it, such as November, which had a maximum of 22°C (72°F). This gradual rise in temperature and consistent averages throughout the month reflects the charm of Colca’s climate, making it an inviting destination for both adventure seekers and relaxation enthusiasts alike.

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

The chart illustrates December temperature patterns in Colca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Colca, 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).
JanFebMarAprMayJunJulAugSepOctNovDec515150494847464850515251
Data source: Temperature data for Colca 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 Colca

In Colca, Peru, December marks a significant point in the precipitation cycle, contributing 219 mm (approximately 8.6 inches) of rainfall over 26 days. This month's precipitation showcases a notable increase from the drier months of May and June, aligning with the wetter trend observed in the final quarter of the year. As the rainy season intensifies, December's rainfall figures closely follow November's 138 mm, with both months witnessing frequent rain days, enhancing the region's lush landscapes. This pattern illustrates the shift from the relatively dry season into a period characterized by moisture and revitalization, setting the stage for a vibrant natural environment in the months to come.

December Precipitation Trends in Colca

The chart displays monthly precipitation patterns in Colca, 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 Colca, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec209231250834414152252107138219
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Colca

In Colca, Peru, December marks a shift from the dry season, as humidity levels rise to 89%. This increase comes on the heels of a notable decline from the peak humidity of 93% in January to a more moderate 54% in July. As the year progresses, the moisture levels experience fluctuations, peaking once again in December as the region approaches the wetter months. The transition from the crisp dryness of August, with a low of 44%, to December's higher humidity illustrates the region's dynamic climate patterns, setting the stage for the lush landscapes that emerge in the coming months.

December Average Humidity in Colca

This chart illustrates the average monthly humidity levels in Colca, 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 Colca is approximately {2}%, 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 Colca

In December, Colca, Peru, continues to experience an extreme UV Index, maintaining a level of 18 that has been consistent throughout the year. This trend highlights the region’s intense sun exposure, with a burn time of just 10 minutes—a sharp reminder for visitors and residents alike to take precautions. Notably, the UV Index has remained high from January through December, fluctuating between 14 and 19, but rarely dropping below 11. As the year wraps up, it's essential to stay vigilant against the sun’s rays, making it crucial to prioritize sun protection. For more detailed insights into seasonal variations, check out the Colca UV Index.

Maximum UV Index Levels in Colca for December

The chart shows the monthly maximum UV Index (UVI) for Colca 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 Colca typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec181919171411131416181818
Data source: Colca 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 Colca

In Colca, Peru, December marks the tail end of the region's impressive sunlight streak, with an average of 274 hours of radiant sunshine. As the year winds down, this month's daylight hours remain robust, reflecting a notable trend of increasing sunlight from January's 228 hours to a peak in August with 328 hours. The gradual decline as the year transitions from the height of summer to the cooler months remains gentle, with December still holding strong compared to earlier months. This annual rhythm reveals Colca's enchanting ability to deliver vibrant sun-drenched days, making it a delightful destination for those seeking warmth and beauty in the Andean landscape.

Monthly Sunshine Duration in Colca: December Highlighted

The December sunshine duration represents the total number of hours Colca 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.
JanFebMarAprMayJunJulAugSepOctNovDec228h249h279h285h313h299h318h328h315h311h279h274h
Data source: Colca December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Colca During December

December in Colca, Peru, witnesses a modest increase in sunny days, with a 16% chance of sunshine as the year winds down. While this figure is not the highest, it marks a shift from the considerably lower percentages seen in November at 10% and the more varied conditions in the earlier months. The trend reveals that as one moves from the darker months of late fall to the edge of summer, the likelihood of sunshine gradually improves. This pattern continues into the sunnier months of January and February, suggesting that December serves as a delightful prelude to the brighter days ahead, making it an appealing time for visitors seeking glimmers of sun amidst the picturesque landscapes.

Percentage of Sunny Days in December in Colca

The chart illustrates the percentage of sunny days in Colca 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 Colca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec8%13%7%24%42%39%64%54%36%24%10%16%
Data source: Colca December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Colca in December

In Colca, Peru, the daylight duration presents an intriguing pattern throughout the year. From January to March, residents and visitors alike enjoy a consistent 12 hours of sunlight each day, basking in the warm glow. As the year progresses, April to August sees a slight reduction, with 11 hours of daylight prevailing during these months, hinting at the onset of cooler weather. However, as the calendar turns to September through November, daylight extends back to 12 hours, granting longer evenings perfect for exploration and relaxation. December rounds out the year with another 12 hours of daylight, reinforcing a sense of symmetry in Colca's seasonal rhythm, where the return to longer days brings a vibrant tranquility, ideal for both locals and travelers.

Average Daylight Hours in Colca for December

The chart illustrates the variation in daylight duration in Colca throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 49m12h 31m12h 8m11h 45m11h 27m11h 18m11h 23m11h 39m12h 1m12h 24m12h 44m12h 54m
Data source: Colca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Colca

In December, the wind in Colca, Peru picks up slightly, with an average speed of 1.2 m/s (3 mph), marking a gentle continuation of patterns seen throughout the latter part of the year. This month’s wind speed aligns with November's, reflecting a stable yet mild breeze that characterizes the region’s climate. Notably, there’s a gradual increase in wind speed from the softer conditions of earlier months, particularly from September’s 1.4 m/s (3 mph), signaling a shift towards the breezier winter conditions. This consistent, easy-going wind offers a serene backdrop for exploring the breathtaking landscapes of Colca, making December an ideal time to experience this stunning locale.

Average December Wind Speed in Colca

The chart displays monthly wind speed patterns in Colca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.11.21.11.11.11.11.21.31.41.21.11.2 m/s
Data source: Colca December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Colca Compares to Other Months

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

December and January weather exhibit some intriguing similarities and differences. In December, temperatures range from a minimum of -2°C (28°F) to a maximum of 21°C (69°F), with an average temperature of 11°C (52°F). The month experiences significant precipitation, totaling 219 mm (8.6 in) over 26 days, and humidity levels are high at 89%.

In contrast, January sees a slight increase in minimum temperatures, rising to 2°C (36°F), while the average and maximum temperatures remain relatively stable, at 10°C (51°F) and 20°C (68°F), respectively. Precipitation is marginally lower at 209 mm (8.2 in) across 23 days, accompanied by a slightly higher humidity level of 93%. These details suggest that while both months are characterized by cool temperatures and considerable rainfall, January tends to be slightly warmer and more humid than December. For more specific insights, check out Colca weather in January.

In comparing the weather between December and February, December tends to be slightly cooler, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 21°C (69°F), and an average of 11°C (52°F). It experiences considerable rainfall, with 219 mm (8.6 in) of precipitation over 26 days and a humidity level of 89%. February, on the other hand, sees a slight warming trend with minimum temperatures starting at 0°C (32°F) and maximums reaching 19°C (66°F), averaging around 10°C (51°F). The precipitation increases slightly to 230 mm (9.1 in) over 27 days, accompanied by a marginal rise in humidity to 92%. For a more detailed look at February weather, you can visit Colca weather in February.

In December, the weather exhibits a cooler profile, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 21°C (69°F), and an average of 11°C (52°F). The month sees considerable precipitation, totaling 219 mm (8.6 in) over 26 days, accompanied by high humidity levels at 89%. In contrast, March experiences slightly milder temperatures, with a minimum of 3°C (37°F) and a maximum of 18°C (65°F), averaging around 10°C (51°F). However, it brings increased rainfall, with 250 mm (9.8 in) distributed over 30 days and marginally higher humidity at 92%. For a detailed look at the weather specifics in March, you can refer to Colca weather in March.

In December, temperatures range from a chilly minimum of -2°C (28°F) to a comfortable maximum of 21°C (69°F), with an average temperature of 11°C (52°F). The month sees significant precipitation, totaling 219 mm (8.6 in) over 26 days, coupled with high humidity at 89%. In contrast, April experiences slightly cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 18°C (65°F), averaging 10°C (50°F). Precipitation drops to 83 mm (3.3 in) over 19 days, maintaining high humidity at 90%. For a more detailed look at the weather specifics in April, check out Colca weather in April.

December and May present distinct climate contrasts. In December, temperatures range from a chilly -2°C (28°F) at night to a warmer 21°C (69°F) during the day, with an average temperature of 11°C (52°F). This month is characterized by significant precipitation, totaling 219 mm (8.6 in) over 26 days, along with high humidity at 89%. In contrast, May experiences slightly milder temperatures, with nighttime lows remaining at -2°C (28°F), a day maximum of 19°C (66°F), and an average of 9°C (48°F). Rainfall is much less prevalent in May, amounting to only 44 mm (1.7 in) across 12 days, and humidity is marginally lower at 85%. For more specifics about the weather in May, you can visit Colca weather in May.

December and June present notably different weather conditions. In December, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 21°C (69°F), with an average temperature of 11°C (52°F). This month also sees significant rainfall, totaling 219 mm (8.6 inches) over 26 days, leading to a high humidity level of 89%. In contrast, June experiences cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 18°C (64°F), averaging 8°C (47°F). Precipitation is much lower in June, amounting to just 14 mm (0.5 inches) across 4 days, and humidity levels are relatively moderate at 70%. For more detailed insights on weather during this month, you can refer to Colca weather in June.

In December, the weather is significantly milder, featuring average temperatures around 11°C (52°F) with highs reaching 21°C (69°F) and lows of -2°C (28°F). This month also experiences considerable precipitation, with 219 mm (8.6 in) spread over 26 days, resulting in a high humidity level of 89%. In contrast, July presents cooler temperatures overall, with an average of 8°C (47°F) and highs peaking at 19°C (66°F), while lows drop to -4°C (26°F). The rainfall is drastically less in July, accumulating only 15 mm (0.6 in) over just 3 days, contributing to a much lower humidity of 54%. For more detailed insights, check out Colca weather in July.

December and August present contrasting weather conditions. In December, temperatures range from a chilly -2°C (28°F) at night to a warm 21°C (69°F) during the day, with an average of 11°C (52°F). This month is characterized by high humidity at 89% and significant rainfall, with about 219 mm (8.6 in) of precipitation spread across 26 days, creating a damp atmosphere. In contrast, August experiences lower temperatures, with a minimum of -5°C (23°F) and a maximum of 19°C (66°F), averaging around 9°C (48°F). The month is much drier, receiving only 22 mm (0.9 in) of rain over just 6 days, and the humidity drops significantly to 44%. For more detailed information on August weather, you can check Colca weather in August.

In December, the weather is generally milder with average temperatures reaching up to 11°C (52°F), while September experiences slightly cooler conditions, averaging around 10°C (50°F). December also sees higher maximum temperatures of 21°C (69°F), compared to September's maximum of 20°C (67°F). Precipitation is significantly more abundant in December, with 219 mm (8.6 in) spread over 26 days, whereas September has a much drier climate, receiving only 52 mm (2.1 in) over 14 days. Additionally, December has higher humidity levels at 89%, contrasting with September's more comfortable 52%. For those interested in specific regional weather, you can explore Colca weather in September for further insights.

In comparing the weather between October and December, we see that December tends to be slightly warmer, with average temperatures around 11°C (52°F) compared to October's 10°C (51°F). Both months feature a maximum temperature of 21°C (69°F), but December has a notably lower minimum temperature of -2°C (28°F), compared to October's -1°C (30°F). Precipitation is significantly higher in December, with 219 mm (8.6 in) falling over 26 days, while October sees only 107 mm (4.2 in) during 22 days. Additionally, December's humidity is much higher at 89%, in contrast to October's more moderate 65%. For more detailed insights into October weather, you can visit Colca weather in October.

In comparing the weather of December and November, December features a slightly wider temperature range, with minimums dipping to -2°C (28°F) and maximums reaching up to 21°C (69°F). In contrast, November maintains a higher minimum temperature of 0°C (33°F) and a slightly warmer maximum of 22°C (72°F). December also sees increased precipitation levels, totaling 219 mm (8.6 in) over 26 days, compared to November’s 138 mm (5.4 in) over 21 days. Additionally, December exhibits higher humidity at 89%, compared to November's 81%. For a more detailed look at weather during this time, you can check Colca weather in November.

Compare Colca's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Colca

As December unfolds in Colca, the weather becomes a unique blend of warmth and moisture, contrasting sharply with the drier months. While temperatures soar to a comfortable high during the day, the nights can be chilly, showcasing the remarkable temperature range characteristic of this region. The high humidity and frequent precipitation reflect the onset of the rainy season, bringing life to the landscapes and a refreshing change from the arid conditions of previous months. If you're planning a visit, be prepared for occasional showers and cooler evenings that enhance the region's captivating charm. For those interested in exploring the climatic variations throughout the year, detailed insights can be found here: Colca Climate.