Last updated: August 27, 2025
December in Arequipa, Peru offers a delightful mix of warm days and cooler nights, with temperatures ranging from a pleasant 24°C (75°F) to a refreshing 7°C (45°F). The average temperature hovers around 14°C (58°F), providing a comfortable climate for outdoor exploration. As the month unfolds, expect moderate rainfall, with 65 mm (2.5 in) of precipitation spread over approximately 12 days, adding a touch of moisture to the air and enhancing the city’s vibrant landscapes. With humidity levels around 84%, the atmosphere can feel a bit damp, but the stunning views and rich culture make every moment in this charming city worthwhile. Enjoy the unique blend of nature and urban life that Arequipa showcases in December!
In December, Arequipa experiences a gentle transition into summer, with temperatures showcasing a pleasant range. The minimum temperature hovers around 7°C (45°F), ensuring cool nights, while daytime welcomes a comfortable average of 14°C (58°F). As the warmth peaks, residents and visitors enjoy maximum temperatures that reach up to 24°C (75°F). This month marks a slight increase from the preceding months, reflecting a gradual rise in warmth that characterizes Arequipa's climate as it embraces the festive atmosphere of the holiday season. With predominantly sunny days, December is an ideal time for outdoor explorations in this vibrant city, making the most of the inviting temperatures before they consistently climb into the heat of summer.
In Arequipa, Peru, December marks a notable shift in precipitation patterns, with the city experiencing 65 mm (2.5 in) of rain over approximately 12 days. This increase follows the dry months of mid-year, where rainfall dwindles to almost negligible levels, with August and September recording no precipitation at all. As the year concludes, the resurgence of rain serves as a respite from the arid conditions that dominate the earlier months. This seasonal transition highlights the region's unique climate, where December's higher precipitation sets the stage for the wetter months ahead, offering both challenges and opportunities for the local ecosystem and agriculture.
In Arequipa, Peru, December ushers in a notable humidity of 84%, setting the stage for a humid end to the year. As the months transition from the dry winter, where July and August boast their lowest humidity levels at 61% and 57%, respectively, the trend shifts towards increased humidity starting in November. This gradual rise peaks through the late spring months, with April reaching 91% before it descends slightly in December. Such humidity fluctuations reflect Arequipa’s unique climate, making December a month where the freshness of moisture in the air hints at the impending warmth of summer, creating a refreshing contrast to the arid winter months that came before.
As December arrives in Arequipa, Peru, the UV Index continues its high trajectory, registering an extreme level of 17 this month. This follows a trend observed throughout the year, where the UV Index frequently reached extremes, particularly from January through November. With a consistent burn time of just 10 minutes, it’s crucial for residents and visitors alike to take protective measures against harmful UV radiation. The intensity of the sun’s rays in Arequipa serves as a reminder to stay vigilant and safe during outdoor activities. For more insights on ultraviolet exposure, visit Arequipa UV Index.
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December in Arequipa, Peru, shines brightly with 351 hours of sunlight, a fitting culmination of a year that consistently bathes the city in radiant light. As the months transition from the gentle warmth of early summer, this vibrant city experiences its peak sunshine in October with an impressive 361 hours, before gracefully tapering off in December. The trend shows a steady increase in daylight hours through the spring and early summer, reaching a crescendo in August, where the sun blesses Arequipa with 346 hours. While December maintains high levels of sunlight, it's a reminder of the plentiful hours that precede it, showcasing Arequipa’s allure as a sun-drenched destination year-round.
In Arequipa, Peru, December's weather offers a modest chance of sunny days, with a likelihood of just 13%. This marks a significant drop from the sun-drenched months that precede it, particularly from July's impressive 94% to August's 88%. As the year progresses towards the end, there's a noticeable decline in sunshine, culminating in a dismal November with only 24% and a further dip into December. Interestingly, the shift in weather patterns suggests that while early summer provides a glimmer of hope for sunshine, December remains one of the less favorable months for enjoying the sun in this vibrant Peruvian city.
In Arequipa, Peru, the daylight duration experiences a subtle yet intriguing rhythm throughout the year. Starting strong, January through March delights with a consistent 12 hours of daylight, offering ample time for exploration and outdoor activities. As spring transitions into autumn, daylight begins to wane slightly in April to August, settling at 11 hours each day—a perfect backdrop for the cooler months. However, as the year draws to a close, December shines brightly with an impressive 13 hours of daylight, inviting residents and visitors alike to bask in the sun during the festive season. This gradual increase not only enhances the holiday atmosphere but also highlights Arequipa’s unique geographical positioning, drawing attention to the region's distinct seasonal changes.
As December arrives in Arequipa, Peru, the gentle breezes continue to grace the city with an average wind speed of 1.8 m/s (4 mph). This marks a consistent pattern seen throughout the latter part of the year, where the wind speeds hover around 4 mph. From the slight shifts in wind speed of 1.5 m/s in March to a peak of 1.9 m/s during the winter months of July and August, the overall trend reflects a charmingly stable climate. As the year draws to a close, the December winds offer a refreshing reminder of the mild conditions that define Arequipa, making it an inviting time for exploration amidst its stunning landscapes.
Weather in Arequipa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Arequipa, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January present a noticeable shift in weather patterns. In December, temperatures range from a mild minimum of 7°C (45°F) to a pleasant average of 14°C (58°F) and a maximum of 24°C (75°F). While the month sees some precipitation, totaling 65 mm (2.5 in) over 12 days, humidity levels are relatively high at 84%.
In contrast, January experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and an average of 13°C (55°F), peaking at 23°C (73°F). However, the month is much wetter, receiving a substantial 242 mm (9.5 in) of rainfall over 25 days, coupled with an increased humidity level of 89%. For a more detailed look at the weather conditions, check out Arequipa weather in January.
December and February in Arequipa showcase notable differences in weather patterns. While December enjoys a warmer average temperature of around 14°C (58°F) and a maximum of 24°C (75°F), February temperatures dip slightly, with an average of 13°C (55°F) and a maximum of 20°C (69°F). Precipitation drastically increases in February, with 235 mm (9.3 in) spread over 27 days, compared to December's 65 mm (2.5 in) over just 12 days. Furthermore, February experiences higher humidity levels at 90%, compared to December's 84%. For a more detailed look at February's climate in Arequipa, check out Arequipa weather in February.
In December, the weather is generally mild, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F) and an average of 14°C (58°F). The month experiences about 65 mm (2.5 in) of precipitation over roughly 12 days, resulting in a relatively moderate humidity level of 84%.
In contrast, March tends to be wetter and slightly cooler, with similar minimum temperatures of around 7°C (44°F) but a lower average of 13°C (55°F) and a maximum of 20°C (68°F). Precipitation is significantly higher at 231 mm (9.1 in) across approximately 29 days, leading to an increase in humidity to 90%. For more detailed information about March weather, you can refer to this link: Arequipa weather in March.
Comparing the weather in December and April reveals some interesting similarities and differences. In December, temperatures range from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average of 14°C (58°F). The month experiences 65 mm (2.5 in) of precipitation over 12 days, accompanied by an overall humidity of 84%. In contrast, April sees slightly cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 21°C (71°F), averaging around 13°C (56°F). Precipitation is a bit lower at 57 mm (2.3 in), also spread across 12 days, but the humidity increases to 91%. For a closer look at what to expect in April, you can check Arequipa weather in April.
In comparing the weather of December and May, we can observe some notable differences. December typically experiences temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), with an average temperature of 14°C (58°F). In contrast, May has slightly cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 23°C (74°F), averaging 13°C (56°F). Moreover, December sees more precipitation, totaling 65 mm (2.5 in) over about 12 days, while May is quite dry, recording only 6 mm (0.2 in) across just 2 days. Humidity levels are also higher in May at 88%, compared to 84% in December. For more detailed insights into May weather, you can check Arequipa weather in May.
In December, the weather is generally warmer and more humid compared to June, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F) and an average of 14°C (58°F). This month also sees a significant amount of precipitation, averaging 65 mm (2.5 in) over approximately 12 days. In contrast, June experiences cooler conditions, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 23°C (74°F) and an average of 13°C (55°F). Notably, June is much drier, receiving only 1 mm (0.0 in) of precipitation and experiencing no rainy days. The humidity levels are also lower in June at 76%, compared to December's 84%. For more details on the weather during this month, you can check Arequipa weather in June.
When comparing the weather between December and July, some notable differences emerge. December typically enjoys a warmer climate with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), while July experiences slightly cooler temperatures, with a minimum of 4°C (39°F) and a maximum of 23°C (73°F). Additionally, December tends to be wetter, receiving an average of 65 mm (2.5 in) of precipitation over approximately 12 days, whereas July is remarkably dry, recording only 1 mm (0.0 in) of precipitation with no rain days at all. Humidity levels also vary significantly; December's humidity averages around 84%, while July's humidity drops to a more comfortable 61%. For a more detailed look at the climate, you can visit Arequipa weather in July.
In December, the weather showcases a milder temperature range with minimums around 7°C (45°F) and maximums reaching up to 24°C (75°F), resulting in an average temperature of 14°C (58°F). This month also experiences notable precipitation, with about 65 mm (2.5 in) falling over 12 days, and humidity levels are relatively high at 84%. In contrast, August features cooler conditions, with a temperature range of 3°C (38°F) to 23°C (74°F), and a lower average of 13°C (56°F). Remarkably, August sees no rainfall, maintaining 0 mm (0.0 in) over the entire month, and a more comfortable humidity level of 57%. For a detailed look at August's climate, you can visit Arequipa weather in August.
In December, the weather tends to be warmer and more humid than in September, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 24°C (75°F), alongside an average of 14°C (58°F). This month also sees significant precipitation, with 65 mm (2.5 in) of rainfall spread over 12 days and humidity levels around 84%. In contrast, September experiences slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 25°C (77°F), and an average of 15°C (59°F). Remarkably, September has very little rain, recording only 1 mm (0.0 in) across 0 days, resulting in a much lower humidity level of 58%. For more details on the specific weather conditions in September, you can visit Arequipa weather in September.
In comparing the weather between December and October, both months exhibit mild temperatures, with December slightly warmer on average (14°C or 58°F) compared to October’s average of 15°C (59°F). However, December experiences more precipitation, totaling 65 mm (2.5 in) over 12 days, whereas October has significantly less rainfall at only 12 mm (0.5 in) across just 3 days. Additionally, December's humidity is higher at 84%, compared to October's 75%. Overall, while both months have similar high temperatures peaking at around 24°C (75°F), December is marked by wetter and more humid conditions. For more details, you can refer to Arequipa weather in October.
In comparing the weather between November and December, we see a subtle shift in conditions. December experiences a slight increase in humidity at 84%, compared to November's 83%. While the minimum temperatures remain similar, the average temperature in November is slightly higher at 15°C (59°F) compared to December's 14°C (58°F). Despite this, both months share the same maximum temperature of 24°C (75°F). Notably, December sees significantly more precipitation, totaling 65 mm (2.5 in) over 12 days, compared to November's 17 mm (0.7 in) over just 5 days. For more detailed insights on November's weather, you can visit Arequipa weather in November.
December in Arequipa marks a notable shift in weather as the city transitions into its warmer, wetter season. With highs reaching a pleasant 24°C (75°F) and the average temperature hovering around 14°C (58°F), December offers more warmth than the cooler months preceding it. However, this month also brings higher humidity levels at 84% and an increase in precipitation, with rain gracing the area on approximately 12 days. The combination of warmer temperatures and occasional showers creates a unique atmosphere, perfect for exploring Arequipa's stunning landscapes. For more details on what to expect throughout the year, visit Arequipa Climate.