December Weather in Yanacocha, Peru

Last updated: August 27, 2025

In December, Yanacocha, Peru experiences cool temperatures with a maximum of 17°C (62°F) and an average of 6°C (43°F), dipping to a night-time minimum of -4°C (25°F). This month is marked by high humidity levels of 90%, making the air feel significantly damp. Rainfall is substantial, with a total of 199 mm (7.8 in) spread over an impressive 28 days, so visitors should come prepared for wet weather. The combination of cool temperatures and persistent precipitation creates a unique atmosphere in the Andean landscape during this time.

December Temperature in Yanacocha

In December, Yanacocha, Peru experiences a slight rise in temperatures as the year draws to a close. The minimum temperature hovers around -4°C (25°F), consistent with previous months, while the average remains steady at 6°C (43°F). However, the maximum temperature sees a gentle increase, reaching up to 17°C (62°F). This trend towards warmer days indicates a shift from the colder months, providing a crisp yet refreshing atmosphere ideal for outdoor exploration. December's weather allows visitors to enjoy the beauty of the region while still feeling the chill of the Andes nights, showcasing the unique climatic conditions that characterize this captivating locale.

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

The chart illustrates December temperature patterns in Yanacocha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanacocha, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424342414140383940414343
Data source: Temperature data for Yanacocha 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 Yanacocha

In December, Yanacocha, Peru, experiences a notable surge in precipitation, recording an impressive 199 mm (7.8 in) of rain over 28 days. This increase marks a continuation of the region's wet season, characterized by steady rainfall that peaks in early months. Notably, December's precipitation is higher than that of November (149 mm) and reflects a broader trend of escalating rainfall leading into the new year. As the rainy season progresses, residents and ecosystems alike benefit from the vital moisture, while the region's geological features become more pronounced under the influence of consistent rain. This transition into the wettest phase underscores the seasonal rhythm of Yanacocha, setting the stage for the following months of even more abundant rainfall.

December Precipitation Trends in Yanacocha

The chart displays monthly precipitation patterns in Yanacocha, 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 Yanacocha, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1831932321349541375490137149199
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Yanacocha

In December, Yanacocha, Peru experiences a notable rise in humidity, reaching 90%, reminiscent of the wet conditions typically seen at the beginning of the year. This minor peak signals the transition from the dry season, which begins in June with a significant drop to 47%, back towards the enriching moisture levels of early months like January and February. As the year progresses, humidity trends downward, hitting a low of 38% in August, before gradually creeping back up in the final months. This cyclical pattern highlights the region's unique climate, where humidity plays a vital role in the ecosystem, fostering lush landscapes and supporting diverse wildlife.

December Average Humidity in Yanacocha

This chart illustrates the average monthly humidity levels in Yanacocha, 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 Yanacocha is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%91%89%85%65%47%38%40%56%76%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Yanacocha

In December, Yanacocha, Peru, experiences a UV Index of 18, maintaining its extreme exposure category and a burn time of just 10 minutes. This is consistent with the trend observed throughout the year, where the UV Index remains exceptionally high, ranging from 15 to 19 from January to March, gradually tapering off but still remaining in the extreme category for most months. Notably, while there is a slight decrease in UV intensity during the latter part of the year, the danger of sunburn remains prevalent. Therefore, vigilance in sun protection is crucial when visiting this region. For more insights on the UV Index in Yanacocha, visit Yanacocha UV Index.

Maximum UV Index Levels in Yanacocha for December

The chart shows the monthly maximum UV Index (UVI) for Yanacocha 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 Yanacocha typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec191919181513141517181818
Data source: Yanacocha 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 Yanacocha

In December, Yanacocha, Peru, enjoys a commendable 273 hours of sunshine, marking a gentle transition from the month prior. While this represents a notable dip from the peak of 321 hours in May, it remains vibrant compared to the year's beginning, showcasing a gradual increase as summer approaches in the Southern Hemisphere. The sun casts its warm glow over the serene landscape, providing a contrast to the cooler months of October and November. As the days grow longer, December sets the stage for a sun-drenched summer ahead, highlighting a seasonal trend that brings both warmth and light to this picturesque region.

Monthly Sunshine Duration in Yanacocha: December Highlighted

The December sunshine duration represents the total number of hours Yanacocha 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.
JanFebMarAprMayJunJulAugSepOctNovDec207h235h260h292h321h305h324h330h315h308h265h273h
Data source: Yanacocha December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yanacocha During December

In Yanacocha, Peru, December sees a 13% chance of sunny weather, which is slightly above the low expectations set by November's dismal 5%. This modest increase hints at a gradual transition toward more favorable conditions, reflecting a broader trend that peaks with the arrival of July, where the likelihood of sunshine rises sharply to 50%. The latter half of the year generally offers a fluctuating outlook, with October and November experiencing a downturn in sunny days before December brings a flicker of hope. As we look forward, the sun gradually begins to adorn the skies more frequently, paving the way for a brighter summer ahead in Yanacocha.

Percentage of Sunny Days in December in Yanacocha

The chart illustrates the percentage of sunny days in Yanacocha 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 Yanacocha experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec6%8%6%13%24%24%50%36%23%15%5%13%
Data source: Yanacocha December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yanacocha in December

In Yanacocha, Peru, daylight duration showcases a fascinating rhythm throughout the year. From January to March, residents bask in a consistent 12 hours of daylight, creating a steady and vibrant atmosphere. As the months progress into April, daylight begins to dip slightly to 11 hours, maintaining this shorter duration through the cooler months of June, July, and August. However, a resurgence occurs in September, when daylight extends back to 12 hours, continuing through a bright October and November. Finally, December rounds out the year with 12 hours of daylight once again, offering a familiar balance as nature prepares for the cycle ahead. This gentle ebb and flow of daylight reflects the unique ecological patterns that characterize life in the Andes.

Average Daylight Hours in Yanacocha for December

The chart illustrates the variation in daylight duration in Yanacocha throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 38m12h 24m12h 7m11h 50m11h 36m11h 30m11h 33m11h 45m12h 2m12h 19m12h 35m12h 42m
Data source: Yanacocha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Yanacocha

In December, the winds of Yanacocha, Peru gently sweep across the landscape at an average speed of 1.5 m/s (3 mph), mirroring the calmness that has defined the last few months. Throughout the year, wind speeds show a subtle yet noticeable variation, with a slight peak in July at 1.9 m/s (4 mph) and consistently hovering around 1.5 m/s (3 mph) in the cooler months like January and November. May marks a gradual increase, hitting 1.6 m/s (4 mph), while the late summer months maintain a steady pace of 1.8 m/s (4 mph). Overall, December's winds gracefully continue this pattern, reflecting the serene atmosphere typical of this time of year in the highlands.

Average December Wind Speed in Yanacocha

The chart displays monthly wind speed patterns in Yanacocha, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.51.51.51.61.51.91.81.81.61.31.5 m/s
Data source: Yanacocha December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Yanacocha Compares to Other Months

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

In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 17°C (62°F), with an average of 6°C (43°F). The month experiences significant precipitation, totaling 199 mm (7.8 in) over 28 days and boasts high humidity at 90%.

In comparison, January sees a slightly cooler maximum temperature of 14°C (58°F), while maintaining a similar minimum of -4°C (24°F) and an average of 6°C (42°F). Total precipitation decreases to 183 mm (7.2 in) across 25 days, with humidity marginally rising to 91%.

For more detailed information about weather conditions during this month, you can check Yanacocha weather in January.

December and February share similar average temperatures, both hovering around 6°C (43°F) while experiencing a minimum of -4°C (25°F) in December and -2°C (28°F) in February. However, February typically sees slightly milder maximum temperatures, reaching 16°C (60°F) compared to December’s 17°C (62°F). Both months are characterized by high humidity levels of 90%, adding to the cool atmosphere. Precipitation is fairly consistent between the two, with December receiving 199 mm (7.8 in) over 28 days and February having 193 mm (7.6 in) across 26 days, suggesting a similarly wet winter period. For more details on how the weather unfolds during this time, check Yanacocha weather in February.

December and March present contrasting yet somewhat similar weather patterns. In December, temperatures range from a chilly -4°C (25°F) at night to a pleasantly warm 17°C (62°F) during the day, with an average of 6°C (43°F). The month sees significant precipitation, totaling 199 mm (7.8 in) spread over 28 days, and humidity is high at 90%. March, on the other hand, features slightly milder nighttime temperatures with a minimum of -1°C (30°F) and a maximum of 13°C (57°F), while maintaining the same average temperature of 6°C (42°F). It experiences even more rainfall, amounting to 232 mm (9.1 in) over 30 days, and humidity rises to 91%. For more detailed information, you can check Yanacocha weather in March.

December and April present distinct weather patterns, with December generally being colder and wetter. In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 17°C (62°F), with an average of 6°C (43°F). This month experiences significant precipitation, accumulating 199 mm (7.8 in) over 28 days, along with high humidity at 90%. In contrast, April sees slightly milder temperatures, with a minimum of -3°C (26°F) and a maximum of 15°C (60°F), averaging around 5°C (42°F). Precipitation in April decreases to 134 mm (5.3 in) over 25 days, with humidity slightly lower at 89%. For more specific details on the weather in April, you can visit Yanacocha weather in April.

December and May present contrasting weather patterns. In December, temperatures range from a chilly -4°C (25°F) to a mild 17°C (62°F), with an average of 6°C (43°F). The month experiences significant precipitation, accumulating 199 mm (7.8 in) over 28 days, and high humidity at 90%. In comparison, May's temperatures are slightly cooler, with a minimum of -5°C (24°F), an average of 5°C (41°F), and a maximum of 14°C (58°F). Rainfall is notably less in May, totaling 95 mm (3.7 in) across 22 days, with a slightly lower humidity of 85%. For more details about May weather in this region, check out Yanacocha weather in May.

The weather in December contrasts significantly with that of June. In December, temperatures range from a chilly minimum of -4°C (25°F) to a pleasant maximum of 17°C (62°F), with an average of 6°C (43°F). This month experiences considerable precipitation, totaling 199 mm (7.8 in) over 28 days, accompanied by high humidity at 90%. In comparison, June sees colder temperatures, with a minimum of -6°C (22°F) and a maximum of 14°C (57°F), averaging at 4°C (40°F). Rainfall drops dramatically to just 41 mm (1.6 in) across 11 days, and humidity decreases to a more comfortable 65%. For more detailed information about the weather in June, you can visit Yanacocha weather in June.

December and July present notably different weather conditions. In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 17°C (62°F), with an average of 6°C (43°F). This month is characterized by high humidity at 90% and significant precipitation, totaling 199 mm (7.8 in) over 28 days. In contrast, July offers cooler temperatures, with a minimum of -6°C (21°F) and a maximum of 15°C (59°F), averaging 4°C (39°F). The July weather is much drier, with only 37 mm (1.5 in) of precipitation over just 9 days and a humidity level of 47%. For more details about July weather specifically, you can visit Yanacocha weather in July.

In December, the weather showcases a mild average temperature of 6°C (43°F), with a maximum of 17°C (62°F). The month is characterized by significant precipitation, totaling 199 mm (7.8 in) across 28 days, and a high humidity level of 90%. In contrast, August presents cooler conditions, with an average temperature of 4°C (39°F) and a maximum of 14°C (58°F). Precipitation is relatively low, amounting to just 54 mm (2.1 in) over 13 days, with humidity at a much drier 38%. For a detailed look at August weather, you can visit Yanacocha weather in August.

In December, the weather presents a much milder profile compared to September, with average temperatures ranging from a minimum of -4°C (25°F) to a maximum of 17°C (62°F) and an average of 6°C (43°F). In contrast, September experiences cooler temperatures, with averages from -4°C (24°F) to 13°C (56°F) and an overall average of 4°C (40°F). December also brings significantly more precipitation, totaling 199 mm (7.8 in) over 28 days, whereas September has only 90 mm (3.5 in) across 22 days. Additionally, humidity levels are notably higher in December at 90%, while September enjoys a drier atmosphere with only 40% humidity. For more details about September weather, you can refer to Yanacocha weather in September.

In December, temperatures range from a minimum of -4°C (25°F) to a maximum of 17°C (62°F), with an average of 6°C (43°F), making it slightly warmer than October, which has a minimum of -4°C (26°F) and a maximum of 15°C (60°F) with an average of 5°C (42°F). Precipitation in December is significantly higher, totaling 199 mm (7.8 in) over 28 days, compared to October's 137 mm (5.4 in) spread across 26 days. Additionally, December experiences much higher humidity at 90%, while October maintains a more moderate level at 56%. For more detailed insights into October weather, you can check out Yanacocha weather in October.

In comparing the weather of December and November, we see that both months have similar average temperatures, sitting at around 6°C (43°F). However, December tends to be colder at night with a minimum temperature of -4°C (25°F), compared to November's minimum of -2°C (28°F). Precipitation levels also rise in December, with 199 mm (7.8 in) falling over 28 days, contrasted with November's 149 mm (5.9 in) over 27 days. Additionally, December experiences higher humidity at 90%, compared to November's 76%. For more detailed insights into November's weather, check out Yanacocha weather in November.

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Conclusion: What to Expect From December Weather in Yanacocha

December in Yanacocha is marked by a notable shift in conditions compared to the preceding months. The cooler temperatures create a refreshing atmosphere, with the average hovering around 6°C; however, maximum temperatures can peak at a mild 17°C. This month also witnesses a significant increase in humidity and precipitation, with almost every day seeing some rain, summing up to 199 mm by month’s end. The blend of cooler air and consistent moisture not only elevates the lushness of the landscape but also invites visitors to experience the unique charm of the region during this wetter, yet invigorating season. For further insights into the year-round climate patterns of this incredible area, visit Yanacocha Climate.