Last updated: August 27, 2025
In Puno, Peru, May presents a fascinating blend of cool temperatures and notable humidity, creating a unique climate experience. The maximum temperature peaks at a comfortable 19°C (67°F), while the average hovers around a brisk 8°C (47°F), and nighttime can chill to -3°C (27°F). With an average precipitation of 29 mm (1.1 in) over 8 days, this month is marked by occasional rain, contributing to the region's lush landscapes. The high humidity level of 87% enhances the vibrant atmosphere, making May a captivating time to explore Puno’s rich cultural heritage amidst its dynamic weather conditions.
In May, temperatures in Puno, Peru take a chilly turn, with a minimum reaching -3°C (27°F) and an average hovering around 8°C (47°F). This month marks one of the coldest points of the year, but the highs can still peak at a comfortable 19°C (67°F), allowing for pleasant afternoons under the sun. As autumn progresses, the nights grow notably cooler, reflecting a general trend of decreasing lows as the year unfolds. This distinct shift from warmer, milder months to crisp, cool evenings sets the stage for a transition into the heart of winter, inviting visitors to bundle up while exploring the rich cultural landscape.
In May, Puno experiences a notable reduction in precipitation, with only 29 mm (1.1 in) of rain falling over a mere 8 days. This sharp decline follows the heavier rains of the earlier months, where January through April saw substantial totals, particularly February’s peak of 234 mm (9.2 in). The trend continues into June, with precipitation dropping further to just 8 mm (0.3 in), indicating the transition toward the drier season. The decrease in rainfall days from previous months further emphasizes May's relatively dry climate, providing a brief respite before the occasional showers return later in the year. This seasonal pattern not only shapes local agriculture but also impacts daily life in this unique Andean region.
In Puno, Peru, May marks a slight relief from the enveloping humidity that characterizes the earlier months of the year. With humidity levels dropping to 87%, it signals the beginning of a transition towards drier conditions, as the region gradually moves into winter. This decline is particularly notable compared to the peak levels of 92-93% experienced in January through April. Following May, a significant drop continues, leading to June's much drier 76%, and eventually reaching a low of 51% by August. This steady decrease not only transforms the climate but also enhances the outdoor experience, making Puno's beautiful landscapes even more inviting as the year progresses.
In May, Puno experiences a UV Index of 13, categorized as extreme, with a burn time of just 10 minutes. This marks a slight decrease from the peak values seen in the earlier months of January through April, where the UV Index consistently hovered between 16 and 19. As spring unfolds, while the UV levels remain high, there's a gradual decline that indicates a shift toward milder conditions as the year progresses. However, vigilance is still necessary; protective measures should be employed to minimize sun exposure. For an in-depth view of UV trends, check out Puno UV Index.
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May in Puno, Peru, shines brightly with an impressive 338 hours of sunshine, illustrating a delightful peak in the region's sun-filled days. Following the steady climb from March's 324 hours, the month showcases a trend of increasing sunlight that continues into the winter months, peaking again in July at 339 hours. This generous offering of sunshine invites locals and visitors alike to embrace outdoor activities, making the most of the Andean landscapes under a radiant sky. As the year progresses, the sunlight gradually wanes towards the end of the year, yet May stands out as a vibrant reminder of Puno's stunning weather conditions during this time.
As the calendar turns to May in Puno, Peru, the likelihood of basking in sunny weather rises significantly, with a 53% chance of sunshine, marking a notable increase from the previous months. This trend signals the onset of more favorable weather conditions as spring progresses, building from April's 40% and paving the way for an even sunnier June, which boasts a 59% likelihood. Comparatively, the months preceding May paint a picture of largely overcast skies, with January and February lagging behind at just 10% and 16% respectively. As Puno transitions towards the heart of winter, the sunny probabilities peak dramatically in July, reaching 81%, reinforcing May's position as a promising month for outdoor activities and vibrant exploration.
In Puno, Peru, daylight duration exhibits intriguing seasonal patterns throughout the year. From January through April, residents enjoy a stable 12 hours of daylight that gradually dips to 11 hours in May and persists through the mid-year months of June and July. As the days begin to lengthen again in September, 12 hours of daylight returns, carrying through October and November. This rhythm culminates in December, where daylight peaks at an impressive 13 hours. The trend underscores a subtle yet distinct ebb and flow of sunlight in Puno, creating a unique backdrop for seasonal activities and local life.
In May, Puno, Peru experiences a mild uptick in wind activity, with an average wind speed of 2.5 m/s (6 mph)—matching the gentle breezes of February. As spring unfolds, this consistent wind pattern signals a delightful transition towards the more robust gusts of the coming winter months. Following the steady winds of April, which lingered at 2.2 m/s (5 mph), the increase reflects a broader seasonal trend. With wind speeds gradually climbing as the year progresses, May offers a perfect balance, making it an ideal time for outdoor exploration without the fierce gusts typical of July and August. Each month builds upon the last, creating a rhythmic dance of winds that enhances Puno's stunning landscapes.
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 present quite different weather patterns. In May, temperatures can drop as low as -3°C (27°F) at night, with a daytime average of around 8°C (47°F) and a maximum reaching 19°C (67°F). The month experiences light rainfall, averaging only 29 mm (1.1 in) over about 8 days, accompanied by a humidity level of 87%. In contrast, January sees milder temperatures, with a minimum of 3°C (37°F) and a maximum of 18°C (65°F), maintaining an average of 10°C (50°F). However, it's significantly wetter, boasting a total precipitation of 203 mm (8.0 in) over 24 rainy days and a higher humidity of 92%. For more detailed information, you can check out Puno weather in January.
When comparing the weather in May and February, notable differences emerge. In May, temperatures range from a minimum of -3°C (27°F) to a maximum of 19°C (67°F), with an average of 8°C (47°F). The month sees relatively light precipitation of 29 mm (1.1 in) over about 8 days, along with a humidity level of 87%. In contrast, February offers milder temperatures, ranging from 2°C (35°F) to 18°C (65°F), with an average of 10°C (50°F). This month is significantly wetter, experiencing 234 mm (9.2 in) of rain over 26 days and a slightly higher humidity of 93%. For further details on February weather patterns, you can visit Puno weather in February.
In comparing the weather of March and May, March experiences slightly milder temperatures with a minimum of 1°C (34°F) and an average of 10°C (49°F), peaking at a maximum of 17°C (62°F). On the other hand, May offers a broader temperature range, with a minimum of -3°C (27°F), an average of 8°C (47°F), and a maximum of 19°C (67°F). However, March is characterized by significantly higher precipitation, receiving 218 mm (8.6 in) over 29 days, compared to May's 29 mm (1.1 in) spread over just 8 days. Humidity levels are also elevated in both months, with March at 92% and May at 87%. For more details on Puno's weather during this month, you can visit Puno weather in March.
In comparing the weather between April and May, we can see some notable differences. April experiences a slightly warmer average temperature of 9°C (48°F) compared to May's average of 8°C (47°F). However, May sees a higher maximum temperature of 19°C (67°F) compared to April's 17°C (64°F). Precipitation is significantly lower in May, with only 29 mm (1.1 in) over 8 days, while April has 90 mm (3.6 in) across 18 days, indicating that April is generally wetter. Humidity remains similar, with April at 91% and May at 87%. For more detailed information about April weather, you can visit Puno weather in April.
In May, the weather is generally more variable, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 19°C (67°F) and an average of 8°C (47°F). The month also experiences higher humidity at 87% and receives 29 mm (1.1 in) of precipitation over approximately 8 days. In contrast, June sees a slight drop in temperatures, with a minimum of -4°C (25°F) and a maximum of 18°C (65°F), while maintaining the same average of 8°C (46°F). Notably, June has significantly lower precipitation at just 8 mm (0.3 in) over only 1 day, leading to reduced humidity levels at 76%. For more detailed information, you can check Puno weather in June.
May and July exhibit notable differences in weather patterns. In May, temperatures are milder, with an average of 8°C (47°F), while July sees a slight drop to an average of 7°C (46°F). However, July records a lower minimum temperature of -5°C (24°F) compared to May's -3°C (27°F). Precipitation levels also vary significantly; May experiences more rainfall, totaling 29 mm (1.1 in) over 8 days, whereas July only receives 11 mm (0.4 in) over just 2 days, resulting in a much drier month. Additionally, humidity levels are noticeably higher in May at 87%, compared to a more comfortable 57% in July. For more details, you can check Puno weather in July.
In May, temperatures in Puno range from a low of -3°C (27°F) to a high of 19°C (67°F), with an average of 8°C (47°F). The month experiences higher precipitation levels, totaling 29 mm (1.1 in) over approximately 8 days, accompanied by a high humidity of 87%. In contrast, August sees slightly cooler temperatures with a minimum of -4°C (25°F), an average of 9°C (48°F), and a maximum of 20°C (69°F). Precipitation drops significantly to just 8 mm (0.3 in) over 2 days, and humidity decreases to 51%. For more details on the conditions you can expect in August, check out Puno weather in August.
In comparing the weather of May and September, both months experience a minimum temperature of -3°C (27°F), but September typically sees a slightly warmer average temperature of 10°C (50°F) compared to May's 8°C (47°F). The maximum temperature in September also edges ahead at 20°C (69°F), while May maxes out at 19°C (67°F). However, September is notably wetter, with precipitation amounting to 60 mm (2.4 in) over 11 days, compared to May's 29 mm (1.1 in) over 8 days. Additionally, September boasts lower humidity levels at 67%, whereas May is characterized by higher humidity at 87%. For more details about September weather, you can visit Puno weather in September.
In May, the weather tends to be cool with temperatures averaging around 8°C (47°F), reaching a maximum of 19°C (67°F), while October shows slightly warmer conditions with an average of 10°C (51°F) and a high of 23°C (74°F). However, October experiences a higher level of precipitation, with 92 mm (3.6 in) falling over 16 days, compared to May's 29 mm (1.1 in) over just 8 days. Additionally, humidity levels are higher in May at 87%, while October's humidity is a more moderate 77%. For a detailed look at October weather, you can check Puno weather in October.
May and November exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant maximum of 19°C (67°F), with an average of 8°C (47°F). Precipitation is relatively low at 29 mm (1.1 in) over about 8 days, and humidity is quite high at 87%. In contrast, November sees warmer temperatures, with a minimum of 2°C (36°F) and a maximum reaching 22°C (71°F), averaging at 12°C (53°F). However, it also experiences significantly more rainfall, totaling 87 mm (3.4 in) over 17 days, with humidity slightly lower at 85%. For more details on how November weather specifically affects the area, you can check Puno weather in November.
May and December exhibit distinct weather patterns, with notable differences in temperature, precipitation, and humidity. In May, temperatures range from a minimum of -3°C (27°F) to a maximum of 19°C (67°F), resulting in a cooler average of 8°C (47°F). The month sees less precipitation, totaling 29 mm (1.1 in) over about 8 days, with humidity at 87%. Conversely, December experiences milder temperatures, with a minimum of 2°C (36°F) and a maximum of 21°C (70°F), leading to a warmer average of 11°C (51°F). However, December is significantly wetter, with 188 mm (7.4 in) of rainfall spread over 24 days and slightly higher humidity at 90%. For more detailed insights, you can check Puno weather in December.
In May, Puno experiences a remarkable transition in its weather patterns, with temperatures gradually warming up compared to the colder, earlier months of the year. While the maximum temperature reaches a comfortable 19°C (67°F), the nights can still be quite chilly with averages around 8°C (47°F), serving as a reminder of the region's Andean altitude. Precipitation is modest, with about 29 mm (1.1 in) expected over 8 days, revealing a drier trend than the preceding rainy season while humidity levels remain relatively high at 87%. This unique balance of mild temperatures and diminishing rain makes May an ideal time to explore Puno's breathtaking landscapes and vibrant culture. For more details on how May weather compares to other months, check out Puno Climate.