December Weather in Puerto Maldonado, Peru

Last updated: August 27, 2025

December in Puerto Maldonado, Peru, welcomes warm tropical weather characterized by a maximum temperature reaching 35°C (94°F) and an average of 26°C (80°F). The city experiences high humidity, consistently around 89%, contributing to a lush and vibrant atmosphere. However, be prepared for frequent rains, with 384 mm (15.1 in) of precipitation spread across an impressive 27 days. This month not only offers a taste of rainforest humidity but also the opportunity to witness the rich biodiversity that thrives in such conditions.

December Temperature in Puerto Maldonado

In December, Puerto Maldonado, Peru experiences a delightful tropical climate, with temperatures reflecting the region's warmth. The minimum temperature hovers around 21°C (70°F), providing a mild start to the month, while daily highs can reach up to 35°C (94°F), offering plenty of sunshine for outdoor activities. The average temperature remains stable at 26°C (80°F), consistent with the month-to-month averages seen throughout the year. This pattern highlights a gradual increase in warmth as the year transitions into its final stretch, making December a fantastic time to explore the vibrant nature and rich biodiversity that characterizes this Amazonian haven.

December Weather in Puerto Maldonado: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Puerto Maldonado, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Puerto Maldonado, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797979787775757780818079
Data source: Temperature data for Puerto Maldonado 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 Puerto Maldonado

In December, Puerto Maldonado experiences a significant surge in rainfall, with precipitation reaching 384 mm (15.1 in), marking it as the wettest month of the year. This increase is complemented by an average of 27 rainy days, making December a period of persistent showers and a vibrant atmosphere. Following the patterns from previous months, precipitation peaks as the region transitions from the drier season, notably after experiencing lower rainfall from June to August. Interestingly, the trend of increasing rain in November, at 312 mm, sets the stage for December's remarkable deluge, hinting at the arrival of the rainy season in earnest. This shift not only rejuvenates the lush rainforest but also reflects the tropical climate's dynamic rhythm, ensuring that the area remains green and thriving.

December Precipitation Trends in Puerto Maldonado

The chart displays monthly precipitation patterns in Puerto Maldonado, 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 Puerto Maldonado, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec327332305188112524138101186312384
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Puerto Maldonado

In December, Puerto Maldonado, Peru experiences a notable spike in humidity, reaching 89%, reminiscent of the high levels seen at the start of the year. This month marks a return to the more humid conditions of early months, contrasting sharply with the drier months of mid-year, where humidity dropped to a remarkably low 43% in August and further declining to 41% in September. Following a steady increase from October's 45% to November's 72%, December signals a shift back toward the tropical climate that characterizes much of the region. As the year ends, residents and visitors alike can expect a return to muggy and humid conditions, preparing the way for the warmer months and the vibrant ecosystems that thrive in this rich environment.

December Average Humidity in Puerto Maldonado

This chart illustrates the average monthly humidity levels in Puerto Maldonado, 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 Puerto Maldonado is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%87%89%88%84%68%50%43%41%45%72%89%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Puerto Maldonado

In December, Puerto Maldonado, Peru, continues to experience intense sun exposure, with a UV Index of 15, categorized as extreme. This high index reflects a consistent trend seen throughout the year, particularly from January to November, where the UV levels frequently soar to extreme heights. Even as the year draws to a close, the burn time remains a brisk 10 minutes, urging both locals and visitors to take necessary precautions against sunburn. This extreme ultraviolet radiation makes it crucial to protect your skin and eyes, so consider this an important aspect of your travel plans. For more detailed insights, check out the Puerto Maldonado UV Index.

Maximum UV Index Levels in Puerto Maldonado for December

The chart shows the monthly maximum UV Index (UVI) for Puerto Maldonado 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 Puerto Maldonado typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151515141110101113151615
Data source: Puerto Maldonado 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 Puerto Maldonado

December in Puerto Maldonado, Peru, offers a delightful transition into summer, characterized by approximately 267 hours of sunshine. As the year draws to a close, sunlight levels remain high, contributing to vibrant landscapes and outdoor adventures. Notably, this month maintains a strong brightness following the peak sunshine of July and August, which boast over 310 hours each. While daylight begins to taper slightly from November's 251 hours, December still stands out with ample opportunities to soak up the sun. This trend highlights a comforting consistency of warm, inviting weather that enchants visitors and locals alike, perfect for exploring the lush Amazon rainforest and its breathtaking beauty.

Monthly Sunshine Duration in Puerto Maldonado: December Highlighted

The December sunshine duration represents the total number of hours Puerto Maldonado 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.
JanFebMarAprMayJunJulAugSepOctNovDec206h215h256h259h282h270h313h310h291h291h251h267h
Data source: Puerto Maldonado December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Puerto Maldonado During December

The likelihood of sunny weather in Puerto Maldonado during December is quite low, with only a 9% chance of sunshine. This marks one of the least favorable months for sun-seekers, following a similarly dismal November. Interestingly, the trend reveals a gradual increase in sunny days as the year progresses, peaking during the mid-year months of July and August with 73% and 67% chances, respectively. After this sunny high, however, the percentages sharply decline again in the latter months, underscoring December's position as part of the rainy season. Travelers planning a visit should be prepared for overcast skies and rain as they embrace the lush, tropical environment that characterizes this time of year.

Percentage of Sunny Days in December in Puerto Maldonado

The chart illustrates the percentage of sunny days in Puerto Maldonado 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 Puerto Maldonado experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%9%14%19%44%37%73%67%44%29%10%9%
Data source: Puerto Maldonado December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Puerto Maldonado in December

In Puerto Maldonado, Peru, daylight duration varies subtly throughout the year, showcasing a pattern that reflects its tropical climate. From January to March, residents bask in a consistent 12 hours of daylight, marking the peak of brightness. As the months progress into April through August, daylight decreases to 11 hours, creating a brief period of shorter days. However, this decline is only temporary, as September through November welcomes a return to 12 hours of daylight. Finally, December once again aligns with the earlier months, maintaining that invigorating 12-hour balance. This rhythmic fluctuation in sunlight not only enhances the region's lush biodiversity but also shapes the daily routines and cultural practices of its vibrant communities.

Average Daylight Hours in Puerto Maldonado for December

The chart illustrates the variation in daylight duration in Puerto Maldonado throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 45m12h 29m12h 8m11h 47m11h 30m11h 22m11h 27m11h 41m12h 1m12h 22m12h 41m12h 50m
Data source: Puerto Maldonado daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Puerto Maldonado

As December arrives in Puerto Maldonado, Peru, the gentle embrace of the wind continues to weave its way through the lush Amazonian landscape. With an average wind speed of 1.9 m/s (4 mph), December marks a slight increase from the previous months, hinting at a subtle seasonal shift. Throughout the year, wind speeds have demonstrated a gradual upward trend, peaking in October at 2.1 m/s (5 mph) before tapering slightly in November. This pattern, characterized by soft breezes that whisper through the trees, creates a comforting atmosphere, perfect for outdoor adventures and enjoying the vibrant surrounding nature. As the year winds down, December’s breezes carry a sense of calm, inviting both exploration and relaxation in this enchanting tropical environment.

Average December Wind Speed in Puerto Maldonado

The chart displays monthly wind speed patterns in Puerto Maldonado, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.01.61.41.61.61.71.81.92.02.11.81.9 m/s
Data source: Puerto Maldonado December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Puerto Maldonado Compares to Other Months

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

In December, the weather showcases a warm climate with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (94°F), accompanied by significant precipitation of 384 mm (15.1 in) over 27 days, resulting in a high humidity level of 89%. In contrast, January sees a slight decrease in the minimum temperature to 20°C (68°F) while maintaining the same maximum temperature of 35°C (95°F). Precipitation also decreases to 327 mm (12.9 in) over 21 days, with humidity rising slightly to 90%. For a more detailed overview, you can check the Puerto Maldonado weather in January.

December and February in Puerto Maldonado showcase similar warm temperatures, with both months registering a minimum of 21°C (70°F) and an average around 26°C (79-80°F). However, December experiences slightly higher maximum temperatures, reaching up to 35°C (94°F), while February peaks at 34°C (94°F). Precipitation is more pronounced in December, with 384 mm (15.1 in) over 27 days compared to February's 332 mm (13.1 in) spread across 26 days, resulting in a marginally lower humidity level of 87% in February as opposed to 89% in December. For a detailed overview of February's weather, you can visit Puerto Maldonado weather in February.

December and March in Puerto Maldonado exhibit some similarities as well as notable differences in weather patterns. Both months feature warm average temperatures around 26°C (79°F), with daytime highs peaking at 35°C (95°F) in March and 35°C (94°F) in December. However, December tends to be wetter, receiving 384 mm (15.1 in) of precipitation over about 27 days, compared to March’s 305 mm (12.0 in) over 25 days. Humidity levels remain consistent at 89% for both months, creating a tropical atmosphere that feels similar throughout. For a more detailed look at March weather specifically, you can refer to Puerto Maldonado weather in March.

In December, the weather in Puerto Maldonado showcases a warm tropical climate with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (94°F). This month is marked by significant rainfall, with a total precipitation of 384 mm (15.1 in) spread over 27 days and high humidity at 89%. In contrast, April experiences slightly cooler temperatures, with a minimum of 16°C (61°F) and a maximum of 34°C (93°F), while average temperatures remain similar at 26°C (79°F). Precipitation decreases substantially in April to 188 mm (7.4 in) over 21 days, and humidity remains marginally lower at 88%. For a more detailed look at April's weather conditions, you can refer to Puerto Maldonado weather in April.

In December, the weather in Puerto Maldonado is considerably warmer, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (94°F) and an average temperature of 26°C (80°F). This month is also marked by high humidity at 89% and significant rainfall, totaling 384 mm (15.1 in) over 27 days. In contrast, May experiences milder conditions, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 32°C (90°F), and an average of 25°C (77°F). Rainfall in May is considerably lower at 112 mm (4.4 in) spread over 14 days, and humidity is slightly lower at 84%. For more detailed information, you can check Puerto Maldonado weather in May.

December and June in Puerto Maldonado present strikingly different weather conditions. December boasts warmer temperatures, with a minimum of 21°C (70°F) and an average of 26°C (80°F), climbing to a maximum of 35°C (94°F). This month is characterized by high humidity levels at 89% and significant rainfall totaling 384 mm (15.1 in) over 27 days, creating a lush, tropical atmosphere. In contrast, June experiences cooler temperatures, ranging from a minimum of 13°C (55°F) to an average of 24°C (75°F) and a maximum of 32°C (90°F). Rainfall is much lighter in June, totaling only 52 mm (2.0 in) over 8 days, with humidity levels dropping to 68%. For more detailed information on June weather specifically, visit Puerto Maldonado weather in June.

December and July present remarkably different weather patterns. In December, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (94°F), with an average of 26°C (80°F). This month is also characterized by high humidity at 89% and frequent rainfall, receiving 384 mm (15.1 in) over 27 days. In contrast, July offers a cooler climate, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 33°C (92°F) and an average of 24°C (75°F). The humidity drops significantly to 50%, and precipitation is minimal, totaling only 41 mm (1.6 in) across just 6 days. For a detailed look at July’s weather, you can visit Puerto Maldonado weather in July.

December and August showcase strikingly different weather patterns. In December, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (94°F), with an average of 26°C (80°F). This month is characterized by high humidity at 89% and significant rainfall, receiving 384 mm (15.1 in) over 27 days. In contrast, August has milder temperatures, with a minimum of 12°C (53°F), an average of 25°C (77°F), and a peak of 37°C (99°F). The precipitation is substantially lower at 38 mm (1.5 in) and occurs over just 5 days, contributing to a much drier atmosphere with only 43% humidity. For more details, you can check out the Puerto Maldonado weather in August.

When comparing the weather in December and September, it's clear that December tends to be much wetter and more humid. In December, temperatures range from a minimum of 21°C (70°F) to a maximum of 35°C (94°F), with an average of 26°C (80°F) and high humidity levels at 89%. In contrast, September experiences slightly cooler temperatures, with a minimum of 16°C (62°F) and a maximum of 37°C (99°F), averaging 27°C (81°F), but significantly less precipitation at 101 mm (4.0 in) over just 12 days and much lower humidity at 41%. This substantial difference in rainfall and humidity makes December feel much more tropical compared to the drier September. For more detailed information, you can check Puerto Maldonado weather in September.

When comparing the weather in December and October, it's clear that December is characterized by higher humidity and significantly more rainfall. The average temperature in December is slightly lower at 26°C (80°F) compared to October's 27°C (81°F), but December experiences a broader temperature range with a maximum of 35°C (94°F). In contrast, October can reach much higher temperatures, peaking at 39°C (102°F). Precipitation levels also differ notably, with December receiving 384 mm (15.1 in) over 27 days, while October sees less rain at 186 mm (7.3 in) across 18 days. This results in a much drier atmosphere in October, with a humidity level of only 45% compared to December's sticky 89%. For more detailed insights, you can check Puerto Maldonado weather in October.

In comparing the weather between November and December, December tends to be slightly cooler, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 35°C (94°F). In contrast, November sees higher maximum temperatures, reaching up to 38°C (101°F), although its average temperature remains similar at 27°C (80°F). December is also characterized by increased precipitation, totaling 384 mm (15.1 in) over 27 days, compared to November's 312 mm (12.3 in) over 22 days. Additionally, December exhibits a higher humidity level, averaging 89% compared to November's 72%. For more information on November's climate, you can check Puerto Maldonado weather in November.

Compare Puerto Maldonado's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Puerto Maldonado

As December rolls into Puerto Maldonado, the weather transforms into a warm and humid tropical experience, marked by elevated temperatures and significant rainfall. Average highs reach a sweltering 35°C (94°F), creating a stark contrast to the milder months earlier in the year. It's also noteworthy that December is one of the wettest months, with precipitation gracing nearly every day, resulting in lush, vibrant surroundings. With humidity levels soaring to 89%, visitors can expect a truly immersive experience in this enchanting rainforest locale. For a deeper dive into the weather patterns of Puerto Maldonado throughout the year, explore Puerto Maldonado Climate.