Last updated: August 21, 2025
San Carlos de Bariloche experiences a dynamic climate in May, where temperatures range significantly from a chilly -10°C (15°F) at night to a mild 19°C (66°F) during the day. The average temperature hovers around 4°C (39°F), creating a crisp atmosphere perfect for outdoor activities. Rainfall is substantial, with 101 mm (4.0 in) spread over 13 days, contributing to the region's lush, green landscapes. With an average humidity of 88%, visitors should prepare for a refreshing, albeit damp, adventure in this picturesque Argentine destination.
In May, San Carlos de Bariloche transitions into the chill of late autumn, with temperatures reflecting the shift. The average temperature hovers around 4°C (39°F), while nights can dip to a brisk -10°C (15°F), showcasing the onset of winter's embrace. Despite these cooler nights, daytime highs can reach a pleasant 19°C (66°F), offering a mild reprieve and a striking contrast to the deepening cold. As the month progresses, it becomes clear that the temperatures are on a downward trend, preparing the region for the winter months ahead. This blend of cool days and crisp nights creates a serene atmosphere, perfect for enjoying the beautiful autumn scenery that Bariloche is known for.
In May, San Carlos de Bariloche experiences a notable uptick in precipitation, with 101 mm (4.0 in) of rain falling over 13 days. This marks a significant increase from previous months, reflecting the shift from the lighter showers of early spring to the more substantial downpours characteristic of late autumn. As temperatures dip and the landscape transforms, May's rainfall sets the stage for the approaching winter, contributing to the region's lush greenery and filling the lakes that attract visitors to this stunning corner of Argentina.
In May, San Carlos de Bariloche experiences a notable increase in humidity, reaching 88%, which marks one of the highest levels of the year. This rise continues the trend observed since April, where humidity levels jumped to 82%, hinting at the onset of the wetter months. As we progress from the drier summer months of January through March, where humidity averaged around 70% to 73%, it's clear that the transition into late autumn brings a significant shift. The consistent high humidity levels in May and June reflect the region's characteristic climate, preparing for the even wetter conditions of winter, with humidity peaking at 90% in July and August. This gradual increase not only emphasizes the moisture content in the air but also sets the stage for the lush landscapes that characterize Bariloche’s stunning scenery.
As May rolls into San Carlos de Bariloche, the UV Index reflects a noticeable dip compared to the scorching summer months. With an index reading of 4, the sun's intensity is categorized as moderate, allowing for a more leisurely outdoor experience with a burn time of 30 minutes. This shift from the extreme and very high levels of earlier months signifies an easing into cooler weather, yet it's still important to stay mindful of sun safety. Notably, following May, UV levels remain moderate into June and July, suggesting continued opportunities for outdoor enjoyment without the extreme risk of earlier in the year. For more detailed information and updates, check out San Carlos de Bariloche UV Index.
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As May unfolds in San Carlos de Bariloche, visitors can expect a noticeable dip in sunshine, with only 209 hours illuminating the landscape. This decrease marks a transition from the sun-kissed summer months of January through April, where daylight hours peaked at 312 to 332 hours. Following the vibrant autumn, May's reduced sunshine sets the stage for the cooler winter months, where light further diminishes, reaching its annual low of 148 hours in June. Yet, even as the days grow shorter, the enchanting beauty of Bariloche remains captivating, with the early May light casting a unique charm on the stunning lakes and mountains.
As spring transitions to winter in San Carlos de Bariloche, May brings a notable dip in sunny weather, with only a 29% chance of sunshine. This marks a significant decline from the sunnier months of January through March, where the likelihood of clear skies hovers between 56% and 68%. Compared to April’s already low 28% chance, May doesn’t offer much hope for sun lovers, trailing even further into the cloudier days of June and July, which both see around a 22–24% probability of sunshine. As the region prepares for winter’s chill, residents and visitors might need to embrace the cozy comforts indoors rather than bask in the sunlight.
As the year progresses in San Carlos de Bariloche, Argentina, the daylight duration showcases a captivating seasonal rhythm. Starting with a generous 14 hours of daylight in January, the days gradually shorten, dipping to 9 hours by May, which marks the beginning of winter in the Southern Hemisphere. This pattern continues into June and July, where the sunlight remains sparse, casting a serene ambiance across the stunning landscapes. By August, daylight begins to stretch again, signaling the slow return of spring with 10 hours of sunlight. The trend accelerates from September onwards, as the duration increases, eventually peaking again at 15 hours in December. This ebb and flow of light throughout the year not only shapes the local climate but also enhances the enchanting appeal of Bariloche's natural beauty.
May brings a gentle breeze to San Carlos de Bariloche, with an average wind speed of 2.4 m/s (5 mph). This month stands out as a transition point, following the slightly lower winds of April, which dipped to 2.0 m/s. Interestingly, May's wind speed mirrors that of the upcoming months of June and July, suggesting a stability in the air currents as the region warms into late autumn. Overall, the winds maintain a calm consistency throughout these early months, revealing a tranquil atmosphere that resonates well with the stunning landscapes of Patagonia.
Weather in San Carlos de Bariloche varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Carlos de Bariloche, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in May and January, it's clear that both months offer distinct experiences. May typically sees cooler temperatures, with a minimum of -10°C (15°F) and an average of 4°C (39°F), while January enjoys warmer temperatures, featuring a minimum of -3°C (27°F) and an average of 13°C (55°F); maximum temperatures can reach up to 30°C (86°F) in January. Precipitation is also much higher in May, with 101 mm (4.0 in) spread over approximately 13 days, in contrast to January's relatively dry conditions with only 29 mm (1.1 in) falling across 3 days. Additionally, May experiences higher humidity levels at 88%, compared to January’s 70%. For a detailed look at January weather in San Carlos de Bariloche, visit San Carlos de Bariloche weather in January.
In comparing the weather of May and February, notable differences emerge. May experiences a significant temperature range, with lows plunging to -10°C (15°F) and average temperatures around 4°C (39°F), peaking at 19°C (66°F). The month is also marked by high humidity at 88% and considerable precipitation, totaling 101 mm (4.0 in) over 13 days. In contrast, February offers milder conditions, where temperatures range from a minimum of -1°C (30°F) to an average of 14°C (57°F), reaching a maximum of 32°C (89°F). Additionally, February sees much less rainfall, with only 22 mm (0.9 in) spread over just 4 days and lower humidity at 69%. For those interested in more detailed weather patterns, check out San Carlos de Bariloche weather in February.
May weather is generally cooler and wetter compared to March. While May features a temperature range from a chilly -10°C (15°F) to a mild 19°C (66°F), the average temperature sits at around 4°C (39°F). In contrast, March boasts warmer conditions with temperatures spanning from -3°C (27°F) to a high of 30°C (86°F), averaging 10°C (51°F). Additionally, May experiences significantly more precipitation, with 101 mm (4.0 in) over 13 days, compared to March's 49 mm (1.9 in) over just 6 days. The humidity is also higher in May at 88%, versus March's 73%. For a detailed look at March weather, you can visit San Carlos de Bariloche weather in March.
In comparing the weather of May and April, we observe notable differences in temperature, precipitation, and humidity levels. April typically features slightly warmer temperatures, ranging from a minimum of -8°C (18°F) to a maximum of 21°C (71°F), with an average of 7°C (45°F). In contrast, May experiences cooler weather, with a minimum of -10°C (15°F) and a maximum of 19°C (66°F), averaging 4°C (39°F). Additionally, May sees increased precipitation, with 101 mm (4.0 in) falling over 13 days, compared to April's 60 mm (2.3 in) over 8 days. Humidity is also higher in May at 88%, compared to April's 82%. For more detailed information, you can check San Carlos de Bariloche weather in April.
In comparing the weather between May and June, we see some notable differences. May experiences a wider temperature range with a minimum of -10°C (15°F), an average of 4°C (39°F), and a maximum of 19°C (66°F). In contrast, June sees lower temperatures overall, with a minimum of -11°C (12°F), an average of just 1°C (34°F), and a maximum of 10°C (50°F). Additionally, June is marked by increased precipitation, accumulating 173 mm (6.8 in) over 17 days, compared to May's 101 mm (4.0 in) over 13 days. Despite both months maintaining a consistent humidity level of 88%, June's cooler temperatures and higher rainfall make it a distinctly wetter and chillier month. For more detailed information, you can check San Carlos de Bariloche weather in June.
In comparing the weather of May and July, there are notable differences in temperature and precipitation. May generally experiences a wider temperature range, with an average of 4°C (39°F) and maximums reaching 19°C (66°F), compared to July's cooler average of 0°C (32°F) and a maximum of just 10°C (50°F). Additionally, while May sees about 101 mm (4.0 in) of precipitation over 13 days, July is slightly wetter with 145 mm (5.7 in) falling across 14 days. Humidity levels remain relatively high in both months, with May at 88% and July at 90%. For more detailed insights into July's climate, visit San Carlos de Bariloche weather in July.
When comparing the weather in May and August, notable differences emerge in both temperature and precipitation. In May, temperatures range from a minimum of -10°C (15°F) to a maximum of 19°C (66°F), with an average of 4°C (39°F) and 101 mm (4.0 in) of precipitation over 13 days. The humidity level is relatively high at 88%. In contrast, August experiences cooler temperatures, with a min of -9°C (16°F), an average of 1°C (34°F), and a max of 11°C (52°F). It has higher precipitation of 136 mm (5.4 in) spread across 17 days, accompanied by a humidity of 90%. This suggests that while May features milder temperatures, August is wetter and cooler. For further details, check out the full forecast at San Carlos de Bariloche weather in August.
May and September in San Carlos de Bariloche showcase a gradual transition in weather as winter approaches. In May, temperatures range from a minimum of -10°C (15°F) to a maximum of 19°C (66°F), with an average of 4°C (39°F). The month is characterized by higher precipitation of 101 mm (4.0 in) over 13 days and a humidity level of 88%. In contrast, September sees slightly milder temperatures, with a minimum of -8°C (18°F) and a maximum of 17°C (63°F), averaging around 2°C (36°F). Precipitation decreases to 62 mm (2.4 in) spread over 9 days, and humidity levels are marginally lower at 85%. For more detailed information, you can check out San Carlos de Bariloche weather in September.
May and October in San Carlos de Bariloche share similar average temperatures, hovering around 4°C (39°F). However, October tends to be slightly warmer, with maximum temperatures reaching up to 22°C (71°F) compared to May's peak of 19°C (66°F). Precipitation levels are also lower in October, with 78 mm (3.1 in) falling over 12 days, while May sees 101 mm (4.0 in) across 13 days, contributing to a higher humidity of 88% in May compared to 79% in October. For more detailed information, you can check San Carlos de Bariloche weather in October.
In comparing the weather of May and November, it's clear that November tends to be milder. In May, temperatures can dip as low as -10°C (15°F), while in November, the minimum temperature is relatively warmer at -4°C (25°F). The average temperature in May is around 4°C (39°F), whereas November sees a higher average of 8°C (47°F). Additionally, November enjoys warmer maximum temperatures, rising to 24°C (76°F) compared to May's peak of 19°C (66°F). Precipitation in May is heavier, with 101 mm (4.0 in) over 13 days, compared to 55 mm (2.2 in) over 9 days in November, and the humidity level is notably lower in November at 71%, down from 88% in May. For more details, you can check the San Carlos de Bariloche weather in November.
In May, the weather in San Carlos de Bariloche is notably cooler, with temperatures ranging from a minimum of -10°C (15°F) to a maximum of 19°C (66°F) and an average of 4°C (39°F). The month sees significant precipitation, accumulating to 101 mm (4.0 in) over 13 days, accompanied by high humidity at 88%. In contrast, December offers a more temperate climate, with temperatures varying from a minimum of -1°C (30°F) to a maximum of 28°C (83°F) and an average of 11°C (53°F). Precipitation decreases to 43 mm (1.7 in) over just 6 days, and humidity also drops to 73%. For further details about December weather, visit San Carlos de Bariloche weather in December.
As May unfolds in San Carlos de Bariloche, the landscape transitions into a cooler embrace, marking a notable shift from the preceding months. With temperatures dipping significantly, the average becomes a brisk 4°C, contrasting sharply with the warmer days of summer. The frequency of rain increases, contributing to a higher humidity of 88%, making the air feel even chillier. This month often experiences 13 days of precipitation, which adds a cozy charm to the city, inviting visitors to revel in the magic of an autumnal setting. Those exploring during May will find a unique atmosphere that signals the arrival of winter, a time when the beauty of Bariloche takes on a different character. For more insights, visit San Carlos de Bariloche Climate.