Last updated: August 27, 2025
In Puno, Peru, May welcomes visitors with a delightful range of temperatures, featuring a maximum of 29°C (85°F) and an average of 20°C (68°F), while the nights can cool down to a refreshing minimum of 13°C (56°F). This month boasts an impressive 0 mm of precipitation across 0 rainy days, making it an ideal time for outdoor adventures. With humidity levels hovering at 85%, the air feels pleasantly crisp, perfect for exploring the stunning landscapes and rich cultural heritage of this unique Andean city. Enjoy the mild weather as you immerse yourself in the vibrant atmosphere that Puno has to offer!
In May, Puno, Peru, experiences a transition in temperatures as it edges closer to winter. The minimum temperature dips to a cool 13°C (56°F), while the average hovers at a moderate 20°C (68°F), offering a pleasant relief from the warmer months. With a maximum of 29°C (85°F), days can still feel warm but are tempered by cooler nights. This trend of declining temperatures continues from the previous months, emphasizing the shift towards the cooler Andean winter. Visitors can expect a comfortable climate, ideal for exploring the stunning landscapes and cultural richness of this beautiful region.
In May, Puno, Peru experiences a notable decline in precipitation, with only 1 mm recorded and no rainfall days, signaling the onset of a dry season. This sharp drop follows a trend evident since March, where precipitation amounts have dwindled significantly from 12 mm in March to just 3 mm in April. With the month of May mirroring June through July, Puno enters a period of minimal rain, characterized by clear skies and dry conditions that persist through much of the year. This transition not only impacts local agriculture but also shapes the vibrant cultural and social activities that the region is known for.
In May, Puno, Peru, experiences a humidity level of 85%, consistent with the higher humidity levels seen in the preceding months of January through April, which range from 85% to 88%. This slight dip from April’s peak marks the beginning of a gradual decline in humidity that continues into the colder months, with June dropping to 78% and further easing into the comfortable realm of 75% by July. The trend reflects a transition from the wet season, as humidity begins to wane, setting the stage for the drier months ahead, yet still maintaining a semblance of the lush, moisture-rich environment characteristic of Puno’s early year.
In May, Puno, Peru experiences a UV Index of 11, marking it as an extreme exposure category with a burn time of just 10 minutes. This slight decrease from the peak summer months reflects a gradual shift in sunlight intensity, yet caution remains essential for outdoor activities. The trend throughout the year shows that while the UV Index drops in June, May still demands vigilance against the damaging effects of UV radiation, particularly following the higher levels seen from January through April. As the UV Index fluctuates, it's crucial for residents and visitors alike to stay informed about local conditions and take necessary precautions when outdoors. For more detailed information, check out Puno UV Index.
UV Risk Categories
In May, Puno, Peru, basks in 336 hours of glorious sunshine, marking it as a vibrant highlight in the region's weather calendar. This is part of a delightful upward trend as the year progresses; after starting the year with 259 hours of sunlight in January, the sunshine steadily increases month by month, peaking in October with 355 hours. Notably, May experiences a significant leap from April's 320 hours, showcasing the arrival of the colder months alongside brighter skies. As winter approaches, the sunshine remains robust, with consistent hours recorded throughout the following months, ensuring that Puno continues to be illuminated even as temperatures dip. The compelling blend of warmth and light during this time invites residents and visitors alike to relish the beauty of the Andean landscape under a radiant May sun.
In Puno, Peru, the likelihood of enjoying sunny weather sees a remarkable increase as May approaches, with a 65% chance of sunshine, marking a significant leap from the preceding months. After a modest 48% in April, the sun’s presence becomes more prominent, establishing May as one of the most promising months for sunlight. Following May, the sunny trend continues, with July peaking at 70% before stabilizing around 65% for August and September. This pattern indicates that as winter nears, Puno experiences a delightful blend of sunshine, particularly in the late autumn months, creating the perfect backdrop for exploration and enjoyment of the breathtaking scenery.
In Puno, Peru, the rhythm of daylight duration reveals a captivating pattern throughout the year. January through March enjoys a consistent 12 hours of sunlight, welcoming the warmth of the early year. As April arrives, daylight begins to wane slightly, dropping to 11 hours, a trend that continues into May and the following months of June and July. This period of reduced light creates a cozy ambiance, perfect for enjoying the tranquility of the highland landscape. However, as September rolls around, the days begin to lengthen once more, returning to 12 hours of daylight by the end of the year, emphasizing Puno's unique cycle of light and darkness. This natural dance between the sun and the seasons accentuates the vibrant beauty of the region, making each moment outdoors even more special.
In Puno, Peru, the wind speeds remain relatively gentle throughout the year, with May averaging at 2.5 m/s (6 mph)—a trend consistent with the calmer months of January, February, and April. Notably, while May's winds are comparable to these earlier months, they set the stage for the gradual increase seen in the latter half of the year, peaking in September and October at 3.1 m/s (7 mph). This steady buildup in wind intensity hints at a shift as the region transitions towards winter, where the winds can invigorate the landscape, preparing it for the dramatic shifts and unique weather patterns characteristic of the high-altitude Peruvian Andes. The breezy conditions of May, therefore, serve as a gentle reminder of nature’s rhythms, embodying the delicate balance of tranquility before the brisk winds of mid-year.
Weather in Puno varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Puno, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January exhibit contrasting weather patterns, with January being generally warmer and wetter than May. In January, temperatures range from a minimum of 18°C (64°F) to a maximum of 32°C (89°F), while May sees cooler temperatures with a minimum of 13°C (56°F) and a maximum of 29°C (85°F). Additionally, January experiences an average precipitation of 30 mm (1.2 in) over six days, contrasting sharply with May's dry climate of just 1 mm (0.0 in) and no rainy days. Both months share a high humidity level of 85%, but January's additional rainfall creates a distinctly different atmosphere. For more information, visit Puno weather in January.
In May, the weather is generally milder with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 29°C (85°F) and an average of 20°C (68°F). The month sees little to no precipitation, making it quite dry with humidity consistently around 85%. In contrast, February tends to be warmer, featuring a minimum temperature of 18°C (64°F) and a maximum of 31°C (88°F), with an average of 24°C (75°F). However, February experiences more rainfall, accumulating about 25 mm (1.0 in) over approximately 7 days. For more detailed information, you can refer to Puno weather in February.
In comparing the weather between May and March, we see some notable differences. May offers milder temperatures, with a minimum of 13°C (56°F), an average of 20°C (68°F), and a maximum of 29°C (85°F). Importantly, May experiences virtually no precipitation, with only 1 mm recorded and no rainy days, alongside a relatively high humidity level of 85%. In contrast, March is warmer, featuring a minimum of 17°C (63°F) and an average high of 32°C (90°F), but also brings with it more rainfall, totaling 12 mm over three days, while maintaining a slightly higher humidity of 86%. For more detailed insights on March weather, you can check Puno weather in March.
In comparing the weather of May and April, we see some notable differences. May tends to be slightly cooler with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), while April showcases warmer conditions with a minimum of 14°C (58°F) and highs reaching up to 31°C (88°F). Additionally, May experiences significantly less precipitation, with no recorded rainfall, in contrast to April's 3 mm (0.1 in) over one day. Humidity levels are also comparable, with May at 85% and April slightly higher at 88%. For more insights on weather conditions in April, you can refer to Puno weather in April.
In May, temperatures in Puno range from a mild minimum of 13°C (56°F) to a warm maximum of 29°C (85°F), with an average temperature of 20°C (68°F). The month experiences no precipitation, and the humidity is relatively high at 85%. In contrast, June sees slightly cooler temperatures, with a minimum of 12°C (54°F), an average of 18°C (66°F), and a maximum of 26°C (79°F). Like May, June also experiences no recorded precipitation and has a lower humidity level of 78%. For more details on conditions during this month, you can check Puno weather in June.
In comparing the weather between May and July, May tends to be slightly warmer, with average temperatures reaching around 20°C (68°F), peaking at a maximum of 29°C (85°F). In contrast, July experiences a cooler average temperature of 18°C (64°F) and a maximum of 26°C (80°F). Both months see minimal rainfall, recording just 1 mm with no precipitation days, but May is characterized by higher humidity levels at 85%, compared to July’s 75%. For a closer look at July's weather specifics, you can check Puno weather in July.
In May, the weather tends to be warmer and more humid compared to August, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 29°C (85°F) and an average of 20°C (68°F). The humidity is relatively high at 85%, but there is no recorded precipitation, making for dry conditions. In contrast, August experiences slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 27°C (80°F), averaging at 18°C (64°F). The humidity drops to 73%, and like May, there is also no recorded precipitation. For more details on Puno's weather, visit Puno weather in August.
May and September present distinct contrasts in weather. In May, the temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), with an average of 20°C (68°F). The month enjoys near-perfect dryness, with only 1 mm of precipitation recorded and high humidity at 85%. In contrast, September experiences slightly cooler temperatures, with a minimum of 12°C (54°F), an average of 18°C (65°F), and a maximum of 27°C (80°F). Remarkably, September sees absolutely no precipitation and lower humidity at 74%. For more detailed insights into September conditions, check out Puno weather in September.
May and October present fairly comparable weather patterns, with both months experiencing mild temperatures and low levels of precipitation. In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), with an average of 20°C (68°F) and a humidity level of 85%. In contrast, October features slightly cooler averages, with temperatures ranging from 13°C (55°F) to 28°C (83°F) and an average of 19°C (67°F), along with a reduced humidity of 78%. Interestingly, both months report minimal precipitation, with only 1 mm recorded and no rainy days. For more details, check out Puno weather in October.
May and November exhibit remarkably similar weather patterns, with both months boasting an average temperature of around 20°C (68°F). In May, temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), while November shows slightly warmer temperatures, with a minimum of 14°C (58°F) and a maximum of 28°C (82°F). Both months are characterized by minimal precipitation, with just 1 mm reported and zero rainy days in each. Humidity levels are slightly higher in May at 85%, compared to 82% in November, making both months relatively comfortable. For more specific information, you can refer to Puno weather in November.
In May, temperatures typically range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), with an average of 20°C (68°F) and remarkably low precipitation of just 1 mm, making it a dry month with 0 rainy days. Humidity is relatively high at 85%. In contrast, December sees slightly higher temperatures, with a minimum of 16°C (61°F), an average of 22°C (71°F), and a maximum reaching the same 30°C (85°F). December also has a bit more precipitation, totaling 4 mm over one rainy day, with humidity slightly lower at 83%. For more information, visit Puno weather in December.
In May, Puno experiences a delightful transition in weather, marked by warmer temperatures and notably dry conditions. With maximums reaching 29°C (85°F), this month stands out for its pleasant warmth compared to the cooler, wetter months preceding it. Unlike earlier months characterized by higher precipitation, May boasts an impressive zero days of rain and only traces of moisture, making it an excellent time for outdoor activities. The high humidity does lend a tropical touch, but it’s balanced by the overall comfort of the average temperature at 20°C (68°F). For those planning a visit, May offers a perfect blend of sunshine and serenity that showcases the beauty of Puno. To learn more about the weather patterns throughout the year, check out Puno Climate.