December Weather in Pucon, Chile

Last updated: August 21, 2025

December in Pucon, Chile offers a delightful blend of summer warmth and refreshing showers. With maximum temperatures reaching up to 32°C (90°F) and an average of 15°C (58°F), visitors can expect pleasantly warm days ideal for exploring the stunning landscapes. However, the month isn't without its share of moisture, as 99 mm (3.9 in) of rain falls over 9 days, contributing to the region's lush greenery. With a humidity level of 57%, the atmosphere remains invigorating, making December a magnificent time to experience the beauty of Pucon.

December Temperature in Pucon

In December, Pucon, Chile, welcomes the summer season with mild temperatures, perfect for outdoor adventures. The month starts with a minimum of 3°C (38°F), rising to an average of 15°C (58°F), and peaks at a delightful 32°C (90°F). This upward trend from the cooler months showcases the gradual warmth, as Pucon transitions from the chill of winter to the more pleasant summer weather. The temperatures not only encourage exploration of the stunning landscapes but also provide a comfortable environment for visitors to engage in various activities. With the average daytime warmth steadily increasing compared to November's temperatures, this month invites both locals and tourists to revel in the beautiful natural surroundings that Pucon has to offer.

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

The chart illustrates December temperature patterns in Pucon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pucon, 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).
JanFebMarAprMayJunJulAugSepOctNovDec606257534843414345485458
Data source: Temperature data for Pucon 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 Pucon

In December, Pucon, Chile, experiences a notable shift in its weather pattern as the rainy season begins to take hold. With 99 mm (3.9 in) of precipitation spread over 9 days, this month marks a transition from the drier conditions seen in January and February. December acts as a precursor to the heavier rains that follow, with rainfall amounts set to rise sharply in the subsequent months. The trend of increasing precipitation is evident as the region moves from the relatively mild 89 mm (3.5 in) in January to the more substantial downpours in the months ahead, signaling the onset of winter and vibrant lushness that defines Pucon’s stunning landscape.

December Precipitation Trends in Pucon

The chart displays monthly precipitation patterns in Pucon, 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 Pucon, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec896113216129851137434920024414099
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Pucon

In December, Pucon, Chile experiences a moderate humidity level of 57%, slightly lower than the peak months of May through July, which see humidity levels often exceeding 85%. This reflects a gradual decrease from the earlier part of the year, where humidity levels ranged from 53% in both January and February to a more humid 60% in March. As the year progresses, humidity typically rises, peaking in the winter months, but December marks a transitional period with a fresh and invigorating atmosphere, making it a pleasant time for outdoor activities while still retaining enough humidity to keep the lush scenery vibrant.

December Average Humidity in Pucon

This chart illustrates the average monthly humidity levels in Pucon, 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 Pucon is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%53%60%72%86%86%88%87%79%72%62%57%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Pucon

In December, Pucon, Chile experiences an extreme UV Index of 14, on par with the highest levels seen earlier in January. This means that even brief exposure can lead to sunburn, with a critical burn time of just 10 minutes. As we move through the year, the UV Index trends downward, transitioning from the extremities of summer to more moderate levels in the cooler months. Notably, the UV Index remains high through November at 12 before dropping to a milder peak of 10 in March. It serves as a reminder for residents and visitors to take sun safety seriously during peak months. For more insights on UV exposure, check out Pucon UV Index.

Maximum UV Index Levels in Pucon for December

The chart shows the monthly maximum UV Index (UVI) for Pucon 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 Pucon typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141310643357101214
Data source: Pucon 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 Pucon

In Pucon, Chile, December shines as a beacon of sunshine, boasting an impressive 371 hours of radiant daylight. This vibrant month stands in stark contrast to the darker winter months, like June, which sees only 139 hours of sun. As the year transitions from the colder autumn months of April and May, with their significantly reduced sunlight, December heralds the onset of summer with an exhilarating surge in brightness. The holiday season is perfectly complemented by the warm glow of summer, making December not just the sunniest month of the year but also a time of vibrant energy and celebration in this picturesque region. With the trend of increasing sunlight leading into the year’s end, those seeking warmth and outdoor adventures will find Pucon to be an unbeatable summer haven.

Monthly Sunshine Duration in Pucon: December Highlighted

The December sunshine duration represents the total number of hours Pucon 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.
JanFebMarAprMayJunJulAugSepOctNovDec296h325h320h243h203h139h174h205h252h282h323h371h
Data source: Pucon December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pucon During December

In December, Pucon, Chile experiences a notable increase in sunny weather, with a 65% chance of sunshine—the highest in the year. This upward trend is particularly striking when contrasted with the preceding months; while chances of sunny days dwindle to as low as 28% in mid-winter, December ushers in the promise of brighter days, signaling the arrival of summer. As the seasons transition, the likelihood of sun becomes a beacon of warmth and joy, inviting both locals and travelers to revel in outdoor activities amidst the stunning landscapes of the region.

Percentage of Sunny Days in December in Pucon

The chart illustrates the percentage of sunny days in Pucon 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 Pucon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec55%59%55%32%30%28%29%35%39%37%45%65%
Data source: Pucon December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pucon in December

In Pucon, Chile, the daylight duration showcases a captivating trend throughout the year. Starting at 14 hours in January, the days gradually shorten, reaching a minimum of 9 hours during the winter months of May, June, and July. However, as spring arrives in August, daylight begins to increase once again, peaking at 14 hours in both November and December. This cyclical pattern not only accentuates the distinct seasons but also invites locals and travelers alike to embrace the long, sun-kissed days of summer. Whether you're planning a beach day or exploring the serene landscapes, the consistent return of ample daylight in December offers a vibrant backdrop for adventure.

Average Daylight Hours in Pucon for December

The chart illustrates the variation in daylight duration in Pucon throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 32m13h 32m12h 16m11h9h 56m9h 25m9h 42m10h 38m11h 51m13h 8m14h 16m14h 52m
Data source: Pucon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Pucon

As December arrives in Pucon, Chile, the winds begin to settle into a comfortable rhythm, with an average speed of 2.0 m/s (4 mph). This slight increase from November signals a gentle breeze that enhances the region's breathtaking landscapes without overwhelming visitors. Notably, the winter months bring a gradual uptick in wind speed, peaking in June at 2.5 m/s (6 mph), before tapering off again in the spring. The consistent patterns through the year reveal a picturesque balance—enough movement in the air to invigorate outdoor adventures without detracting from the serenity of Pucon's stunning lakes and mountains. Whether you’re scaling volcanic peaks or strolling along the shore, December's wind offers a refreshing embrace that complements the natural beauty of this enchanting destination.

Average December Wind Speed in Pucon

The chart displays monthly wind speed patterns in Pucon, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.81.52.32.51.82.41.92.22.02.0 m/s
Data source: Pucon December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Pucon Compares to Other Months

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

In December, Pucon experiences slightly warmer temperatures, with a minimum of 3°C (38°F) and an average of 15°C (58°F), reaching a high of 32°C (90°F). This month is characterized by higher precipitation, totaling 99 mm (3.9 in) over about 9 days, accompanied by a humidity level of 57%. In contrast, January sees a minimal drop in the minimum temperature at 2°C (35°F) and a slightly higher average of 16°C (60°F), with the maximum temperature reaching 31°C (89°F). Precipitation decreases to 89 mm (3.5 in) spread over just 6 days, and humidity levels drop to 53%, making for a generally drier and more comfortable month. For more detailed information, check out Pucon weather in January.

In December, the weather typically ranges from a minimum of 3°C (38°F) to a maximum of 32°C (90°F), with an average temperature of 15°C (58°F). This month also sees about 99 mm (3.9 in) of precipitation over approximately 9 days, resulting in a humidity level of 57%. In contrast, February's climate is slightly warmer, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 36°C (98°F) and an average of 17°C (62°F). February experiences less rainfall, totaling around 61 mm (2.4 in) over 7 days, contributing to a slightly lower humidity of 53%. For more details on the weather specifics in February, check out Pucon weather in February.

In December, the weather typically features temperatures ranging from a minimum of 3°C (38°F) to a maximum of 32°C (90°F), with an average temperature of 15°C (58°F). Precipitation is moderate at 99 mm (3.9 in) over about 9 days, accompanied by a humidity level of 57%. In contrast, March sees slightly cooler temperatures, with a minimum of 2°C (36°F), an average of 14°C (58°F), and a maximum of 34°C (93°F). Interestingly, March experiences higher precipitation at 132 mm (5.2 in) over the same number of days, and humidity rises slightly to 60%. For more details on the specific conditions in March, check out Pucon weather in March.

In comparing the weather between December and April, December showcases warmer temperatures, with an average of 15°C (58°F) and maximums reaching up to 32°C (90°F). However, it also experiences lower humidity at 57% and less precipitation, averaging 99 mm (3.9 in) over 9 days. In contrast, April brings cooler conditions, with an average temperature of 11°C (53°F), and highs of 26°C (80°F). This month sees increased rainfall, totaling 161 mm (6.3 in) over 12 days, coupled with higher humidity levels at 71%. For more details on April weather, visit Pucon weather in April.

December and May showcase distinct weather patterns, reflecting the transition between seasons. In December, temperatures range from a minimum of 3°C (38°F) to a comfortable average of 15°C (58°F), peaking at a warm 32°C (90°F). This month sees relatively low precipitation of 99 mm (3.9 in) over approximately 9 days, combined with a moderate humidity level of 57%.

In contrast, May experiences a cooler atmosphere, with temperatures dropping to a minimum of -3°C (28°F) and averaging 9°C (48°F), with a maximum temperature of 20°C (69°F). The month is much wetter, receiving a significant 298 mm (11.7 in) of rain across 16 days, resulting in higher humidity at 86%. For a deeper look at how May's weather impacts daily life, check out Pucon weather in May.

The weather in December is characterized by warmer temperatures, with a minimum of 3°C (38°F) and a maximum of 32°C (90°F), allowing for a more pleasant and comfortable experience. In contrast, June sees significantly cooler temperatures, ranging from a minimum of -4°C (25°F) to a maximum of 14°C (58°F), making it feel much chillier overall. Additionally, December experiences less precipitation, totaling 99 mm (3.9 in) over 9 days, while June faces heavier rainfall with 511 mm (20.1 in) spread across 21 days, contributing to a much higher humidity level of 86%. For those interested in more information, you can check out the detailed overview here: Pucon weather in June.

December and July showcase strikingly different weather patterns. December experiences milder temperatures with a minimum of 3°C (38°F) and an average of 15°C (58°F), peaking at 32°C (90°F). It is relatively drier, with 99 mm (3.9 in) of precipitation spread over 9 days and a humidity level of 57%. In contrast, July is much colder, featuring minimum temperatures dropping to -9°C (17°F) and an average of just 5°C (42°F), reaching a maximum of 17°C (63°F). This month is significantly wetter, receiving 374 mm (14.7 in) of precipitation over 18 days, accompanied by high humidity levels of 88%. For a closer look at weather specifics, you can explore Pucon weather in July.

In December, the weather features a more moderate temperature range, with minimums around 3°C (38°F) and maximums reaching up to 32°C (90°F). This month experiences an average temperature of 15°C (58°F), accompanied by 99 mm (3.9 in) of precipitation over approximately 9 days and a humidity level of 57%. In stark contrast, August in this region is considerably colder, with minimum temperatures dropping to -3°C (27°F) and maximums only reaching 19°C (67°F). The average temperature is a chilly 6°C (43°F), and August is much wetter, receiving 349 mm (13.7 in) of precipitation across 19 days, along with higher humidity at 87%. For more detailed weather insights, you can refer to Pucon weather in August.

December weather typically presents a warmer climate compared to September, with average temperatures ranging from a minimum of 3°C (38°F) to a maximum of 32°C (90°F). In contrast, September experiences cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 27°C (80°F), making it distinctly chillier. Additionally, December sees less precipitation, with 99 mm (3.9 in) over 9 days, while September is wetter, receiving 200 mm (7.9 in) over 14 days and higher humidity at 79%. These conditions highlight the transition from the cooler, damp early spring in September to the warmer, drier summer of December. For more details, check out Pucon weather in September.

When comparing the weather in December and October, there are notable differences in temperature and precipitation patterns. December generally features much warmer temperatures, with minimums around 3°C and maximums reaching up to 32°C, compared to October's colder range of -2°C to a maximum of 27°C. While December enjoys a pleasant average temperature of 15°C, October's average is significantly lower at 9°C. However, October experiences much higher precipitation, with a total of 244 mm over 17 days, compared to December's 99 mm over just 9 days. Additionally, October's humidity is higher at 72%, compared to December's 57%. For more detailed information, you can check Pucon weather in October.

In comparing the weather between December and November, December typically experiences slightly warmer temperatures, with a minimum of 3°C (38°F) and an average of 15°C (58°F), peaking at a maximum of 32°C (90°F). In contrast, November's temperatures range from a minimum of 2°C (36°F) to an average of 12°C (54°F), reaching a maximum of 28°C (82°F). Precipitation is more pronounced in November, totaling 140 mm (5.5 in) over 13 days, compared to December’s 99 mm (3.9 in) over 9 days. Additionally, humidity is slightly higher in November at 62%, compared to December’s 57%. For a more detailed look at November weather patterns, you can check Pucon weather in November.

Compare Pucon's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Pucon

As December arrives in Pucon, the weather begins to warm up significantly compared to the cooler months, bringing vibrant summer days that can peak at a sweltering 32°C while the average temperature hovers around a comfortable 15°C. With higher humidity and increased precipitation days, the landscape becomes lush and inviting, making it an ideal time for outdoor adventures. Despite the occasional rain, December's climate is a refreshing transition into the summer season, offering plenty of opportunities to enjoy Pucon's natural beauty. For more insights into Pucon's weather patterns throughout the year, visit Pucon Climate.