Last updated: August 27, 2025
In Huaraz, Peru, December ushers in a cooler climate characterized by a maximum temperature of 15°C (60°F) and an average of 6°C (43°F), dipping to a chilly minimum of -5°C (24°F). This month is marked by substantial precipitation, with a total of 267 mm (10.5 in) spread over 29 days—a notable increase in humidity at 91%. Travelers should be prepared for a damp atmosphere as rain frequently graces the region, adding a unique charm to Huaraz's stunning mountainous backdrop.
In Huaraz, Peru, December marks the transition into a slightly warmer season, with temperatures typically ranging from a minimum of -5°C (24°F) to a maximum of 15°C (60°F). The average temperature hovers around 6°C (43°F), reflecting a subtle increase compared to the preceding months. This month signals a gradual warming trend, as the colder nights slowly begin to retreat, making way for more comfortable daytime highs. While the minimum temperatures may still dip into the negatives, the moderate highs provide a stark contrast, inviting outdoor exploration and adventure. Overall, December in Huaraz offers a refreshing blend of crisp mountain air and inviting sunshine, perfect for those eager to embrace the Andes' natural beauty.
In December, Huaraz, Peru experiences a notable surge in precipitation, with 267 mm (10.5 in) of rainfall spread across 29 days. This marks a continuation of the wet season, as precipitation builds from the previous months, peaking in March with an impressive 284 mm. The rainy season shows a consistent trend, with December rainfall being slightly lower than the preceding months of October and November, both around 234 mm. Interestingly, the number of rainy days remains steady, reflecting Huaraz's characteristic dampness during this time, where cloudy skies and regular showers foster the lush landscapes of the Andean region. This seasonal rhythm underscores the dynamic climate of Huaraz, where each month contributes to the overall hydrological tapestry that sustains its vibrant ecosystems.
As December rolls in, Huaraz, Peru experiences a peak in humidity at 91%, mirroring the elevated levels seen at the start of the year. This month marks the return of thicker air, as humidity fluctuated dramatically throughout the year. After a gradual decline from May's 84% to a low of 53% in August, the humidity steadily crept back up, highlighting an annual rhythm that peaks again with December's wet embrace. November's 89% served as a precursor, setting the stage for the year's climactic close. Collectively, these shifts illustrate a pattern of high humidity, particularly in the early and late months, echoing the region's unique climatic challenges and natural beauty.
In Huaraz, Peru, December sees a UV Index of 18, indicating an extreme exposure category with a burn time of just 10 minutes. This trend of high UV levels persists throughout the year, with the index consistently above 15 for most months, peaking at 19 from January to March. As the year progresses, levels gradually decrease to the mid-teens in June and July, but they remain perilously high. This underscores the importance for residents and visitors alike to take precautionary measures against harmful UV radiation. Whether you're hiking in the majestic mountains or enjoying the vibrant local culture, staying informed is key—explore more about the UV Index in Huaraz here.
UV Risk Categories
In December, Huaraz, Peru basks in a comfortable 278 hours of sunshine, marking a transition from the brighter days of the preceding months. As the year winds down, sunlight begins to taper off from its peak in April and May, when the region enjoys over 300 hours of radiant light. The trend reveals a gradual decline in sunshine hours as the months progress toward the colder winter season, yet December still offers ample opportunities for outdoor adventures amidst stunning mountain vistas. While the sun makes way for shorter days, the vibrant landscape of Huaraz remains inviting, encouraging visitors to embrace the unique beauty of the Andean region against a backdrop of crisp, clear skies.
In Huaraz, Peru, the likelihood of sunny weather tends to fluctuate throughout the year, with December offering a modest 9% chance of sunshine. This marks a slight improvement from the gloomy November, which sees just 5% sunny days. As we trace the trends, it becomes apparent that the sun begins to emerge more prominently post-winter, with May showcasing a notable 26% likelihood of sun and reaching a peak in July at 54%. The gradual increase in sunshine chances from the chillier months hints at the region's transition into a more vibrant summer, yet December remains on the lower end of the spectrum, leaving visitors with a mix of cloudy skies and occasional breaks of sunlight.
In Huaraz, Peru, the rhythm of daylight follows a fascinating pattern throughout the year. Starting from January to March, residents enjoy a generous 12 hours of daylight, perfect for exploring the stunning Andean landscapes. As the days gradually shorten in April through August, the daylight dips to 11 hours, creating a cozy atmosphere ideal for enjoying local culture and cuisine. Interestingly, the daylight duration rebounds in September and lasts through December, returning to a comforting 12 hours. This cyclical variation not only highlights the region's unique climatic charm but also invites both locals and visitors to embrace the beauty of each season in this vibrant destination.
As December rolls into Huaraz, Peru, the winds pick up slightly, with an average speed of 1.2 m/s (3 mph). This marks a modest increase compared to the calm of the preceding months, where wind speeds hovered around 1.1 m/s. Throughout the year, a gentle pattern emerges, with July standing out as the breeziest month at 1.5 m/s (3 mph), while June and the quieter winter months maintain a serene atmosphere with the lowest winds. Despite these fluctuations, December's mild breeze hints at the gentle embrace of the upcoming summer, making it an ideal time for outdoor exploration in the breathtaking landscapes surrounding Huaraz.
Weather in Huaraz varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Huaraz, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January weather in Huaraz show notable similarities and some differences. Both months have a high level of humidity at 91%, yet December tends to be slightly wetter, receiving 267 mm of precipitation over 29 days compared to January's 206 mm over 25 days. Temperature-wise, December generally ranges from a low of -5°C (24°F) to a high of 15°C (60°F), while January sees a more moderate range with a minimum of -3°C (26°F) and a maximum of 14°C (58°F). For a more detailed insight into January's weather patterns, you can explore Huaraz weather in January.
December and February in Huaraz exhibit similar temperature ranges, with December experiencing slightly cooler conditions, particularly at nighttime. December's minimum temperature dips to -5°C (24°F), whereas February's low is -3°C (27°F). Both months average around 6°C (42°F), but December has a slightly higher maximum temperature of 15°C (60°F) compared to February's 14°C (58°F). In terms of precipitation, December sees more rainfall, totaling 267 mm (10.5 in) over 29 days, while February has 236 mm (9.3 in) across 27 days. Humidity levels are also comparable, with December at 91% and February slightly lower at 89%. For more details on February weather in this region, you can visit Huaraz weather in February.
In December, the weather tends to be cooler, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 15°C (60°F) and an average of 6°C (43°F). The month experiences significant precipitation, totaling 267 mm (10.5 in) over 29 days, and high humidity levels of 91%. In contrast, March offers slightly milder temperatures, with a minimum of -2°C (29°F), an average of 5°C (42°F), and a maximum of 14°C (58°F). Precipitation in March increases marginally to 284 mm (11.2 in), spread over 30 days, with humidity levels remaining relatively high at 89%. For more information on March weather specifics, you can check Huaraz weather in March.
December and April exhibit some notable differences in weather patterns. December typically experiences slightly milder temperatures with an average of 6°C (43°F), while April's average is just a degree cooler at 5°C (42°F). Both months have similar maximum temperatures, reaching up to 15°C (59°F), but December tends to be colder at night with a minimum of -5°C (24°F) compared to April's -4°C (26°F).
In terms of precipitation, December is much wetter, receiving 267 mm (10.5 in) of rain over 29 days, while April sees less moisture, totaling 186 mm (7.3 in) over 27 days. Humidity levels are also fairly high in both months, with December at 91% and April slightly lower at 88%. For a more detailed look at the weather in April, you can visit Huaraz weather in April.
In December, temperatures in Huaraz range from a minimum of -5°C (24°F) to a maximum of 15°C (60°F), with an average of 6°C (43°F). The month is characterized by high precipitation levels, averaging 267 mm (10.5 in) over 29 days, coupled with a humidity of 91%. In contrast, May experiences slightly milder temperatures, with a minimum of -3°C (28°F) and a maximum of 13°C (56°F), averaging 5°C (42°F). Precipitation is significantly lower at 136 mm (5.4 in) over 26 days, and the humidity decreases to 84%. Overall, December's weather is colder and wetter compared to the relatively drier and milder conditions of May. For more detailed insights on weather conditions during this month, visit Huaraz weather in May.
In December, the weather tends to be considerably colder and wetter compared to June, with average temperatures ranging from a minimum of -5°C (24°F) to a maximum of 15°C (60°F). During this month, the area experiences significant precipitation, accumulating to 267 mm (10.5 in) over 29 days, along with high humidity at 91%. In contrast, June features milder conditions, with temperatures ranging from a minimum of -4°C (26°F) to a maximum of 14°C (58°F). Precipitation is notably lower at 71 mm (2.8 in) spread over just 15 days, and the humidity drops to a more comfortable 73%. For more details on the weather in June, you can check Huaraz weather in June.
December and July present significantly different weather patterns. In December, temperatures range from a chilly -5°C (24°F) at night, peaking at a comfortable 15°C (60°F) during the day, with an average of 6°C (43°F). The month is characterized by frequent precipitation, averaging 267 mm (10.5 in) over 29 days, along with high humidity levels of 91%. In contrast, July experiences milder temperatures, also ranging from -5°C (23°F) at night to a maximum of 15°C (58°F) during the day, but with a slightly lower average of 5°C (40°F). The precipitation in July is markedly less, totaling 45 mm (1.8 in) over just 12 days and accompanied by reduced humidity of 55%. For more details, you can explore Huaraz weather in July.
When comparing the weather in December and August, it becomes clear that December tends to be cooler and wetter. December typically sees minimum temperatures around -5°C (24°F) and average highs reaching 15°C (60°F), while precipitation levels are significantly high at 267 mm (10.5 in) over 29 days, contributing to a humidity level of 91%. In contrast, August experiences a slightly colder minimum temperature of -6°C (21°F) and an average of 5°C (41°F), with maximum temperatures also peaking at 15°C (58°F). However, it is much drier, with only 78 mm (3.1 in) of precipitation over 17 days and a much lower humidity of 53%. For a detailed overview of Huaraz weather during August, you can visit Huaraz weather in August.
December is generally colder and wetter than September. While December sees average temperatures ranging from a minimum of -5°C (24°F) to a maximum of 15°C (60°F), September offers slightly milder conditions with temperatures between -3°C (26°F) and 14°C (58°F). In terms of precipitation, December is significantly wetter, with 267 mm (10.5 in) expected over 29 days compared to September's 153 mm (6.0 in) over 24 days. Additionally, the humidity level in December is much higher at 91%, while September enjoys a more moderate humidity of 62%. For a closer look at Huaraz weather during this month, you can visit Huaraz weather in September.
December tends to be a bit colder than October, with average temperatures ranging from a minimum of -5°C (24°F) to a maximum of 15°C (60°F) compared to October's range of -3°C (28°F) to 14°C (58°F). Both months experience similar precipitation levels, with December receiving 267 mm (10.5 in) and October slightly less at 235 mm (9.2 in), each spanning 29 days of rain. However, December's humidity is notably higher at 91%, compared to October's 82%, making December feel a bit more damp. For more details on October weather, you can visit Huaraz weather in October.
In comparing the weather of December to that of November, we see some notable similarities and differences. Both months feature a minimum temperature of around -5°C (24°F) and an average of 6°C (43°F), with a maximum temperature reaching 15°C (60°F). However, December experiences a slightly higher precipitation level at 267 mm (10.5 in) compared to November's 234 mm (9.2 in), spread over similar durations of 29 and 28 days respectively. Humidity also climbs slightly in December, averaging 91% against November's 89%. For more detailed insights on November weather, you can check out Huaraz weather in November.
In December, Huaraz experiences a notable shift in weather patterns, as it becomes one of the rainiest months of the year, with precipitation occurring on nearly every day. The temperatures are cooler compared to other months, with highs around a mild 15°C yet dipping significantly at night, making warm layers essential for evening outings. The high humidity of 91% adds to the chill, creating a distinct atmosphere that contrasts with the drier, warmer months. This combination of wet and cool weather calls for thoughtful preparations for travelers exploring the breathtaking landscapes of Huaraz. For a deeper dive into what to expect, check out Huaraz Climate.