Last updated: August 21, 2025
In May, Osorno, Chile experiences a dynamic and often chilly climate. With maximum temperatures reaching 20°C (68°F), the average settles around a cool 9°C (48°F), while nighttime lows can dip to a brisk -2°C (28°F). This month sees considerable moisture, boasting 167 mm (6.6 in) of precipitation spread across 17 rainy days. The lush landscapes are complemented by high humidity levels at 86%, creating a refreshing yet damp atmosphere throughout the region. Whether you're exploring the vibrant city or the stunning surrounding nature, May in Osorno presents a unique blend of temperatures and weather patterns that encapsulate the essence of southern Chile.
In May, Osorno, Chile, transitions into the chillier embrace of autumn, marked by notably cooler temperatures. The month begins with a minimum of -2°C (28°F), while average daily highs reach around 9°C (48°F), peaking at 20°C (68°F). This shift from the warmer summer months becomes evident as the city experiences a steady decline in warmth, with May's temperatures serving as a precursor to the winter chill that sets in by June. The contrast with the preceding months, particularly April, creates a clear pattern of cooling, making May a month of cozy sweaters and perhaps the first signs of winter's approach.
In May, Osorno experiences a significant uptick in precipitation, with a striking 167 mm (6.6 in) of rain spread across 17 days. This marks a noticeable escalation from the previous month, which saw 105 mm (4.1 in) over 12 days. As autumn deepens, May typically ushers in the wettest conditions of the year, setting the stage for a lush landscape. While the rainfall begins to recede in June, with 252 mm (9.9 in) expected over 21 days, May stands out as a pivotal month, reflecting the region's shift from the drier summer months to the robust, green heart of winter. This trend highlights Osorno's climatic rhythm, as each month transitions into a wetter tapestry of life.
As we delve into May humidity in Osorno, Chile, we notice a distinct upward trend, with May reaching an impressive 86% humidity. This marks a notable increase from April's 84%, positioning May as one of the year's most humid months. The warm summer months of January and February show lower humidity levels at 81% and 80% respectively, but as autumn sets in, humidity levels rise steadily. Following May, the humidity levels remain high through June and July, both at 86% and 87%, indicating a consistent, moisture-rich atmosphere that characterizes Osorno's climate during this time of year.
In Osorno, Chile, the UV Index in May reflects a significant shift in sun intensity as the region transitions from the summer months. With a UV Index of 4, categorized as moderate, residents and visitors can enjoy about 30 minutes of safe sun exposure before risk of harm increases. This marks a noticeable decline from the extreme levels seen in January and February, where the UV Index soared to 14 and 12 respectively, demanding vigilance against sunburn. As autumn progresses into June, the UV Index further drops to 2, indicating a more comfortable period for outdoor activities, yet awareness remains key. For a comprehensive look at UV levels throughout the year, visit Osorno UV Index.
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As spring blossoms in Osorno, Chile, May brings a delightful shift in weather, though it sees a dip in sunshine compared to the vibrant summer months. With 185 hours of glorious daylight, May marks a transitional period, nestled between the lush brightness of February and the cosy embrace of winter in June, which offers only 137 hours of sun. This decreasing trend in daylight is mirrored in the preceding months, with April experiencing 225 hours—a sign that the chill is beginning to take hold. However, the sparkle of longer days returns in the spring months of September through November, showcasing Osorno's unique climatic dance throughout the year. As the sun continues to wane in May, it sets the stage for the cozy winter evenings ahead, creating a beautiful contrast to the vibrant sunshine that defines the earlier months.
As spring transitions into early winter, Osorno, Chile experiences a notable decline in sunny weather during May, with only a 27% chance of sunshine. This marks a sharp contrast to the sunnier summer months, where January and February boast probabilities of 64% and 77% respectively. Following April's already diminished 24%, May continues this trend of decreased brightness, hinting at the encroaching winter. Looking ahead, the likelihood of sunny days remains low with June and July hovering around 33% and 26%. Overall, while May does not offer much sunlight, it paves the way for a resilient spirit in the face of Osorno's characteristic overcast skies.
As the calendar turns to May, Osorno, Chile, experiences a noticeable shift in daylight duration, with only 9 hours of light each day. This marks the continuation of a gradual decline that began in early autumn, where January boasted 14 hours of daylight. The trend illustrates a clear seasonal transition, as daylight decreases through April and stabilizes at the same reduced level in both May and June. However, the approaching winter will soon give way to a gradual increase in daylight, with August bringing back 10 hours. This cyclical rhythm, bookended by longer days in the southern summer and shorter days in winter, highlights Osorno's unique climate and the interplay of light throughout the year.
As May arrives in Osorno, Chile, the wind begins to pick up slightly from the preceding months, averaging 2.8 m/s (6 mph). This change signifies a subtle resurgence in breezy conditions after the calmest winds of early spring, with April recording just 2.4 m/s (5 mph). Interestingly, May's wind speed aligns closely with March's, hinting at a transitional pattern as the region balances between the gentle breezes of autumn and the stronger gusts expected in the upcoming winter months. With a steady trend of variable winds leading into June, Osorno showcases a blend of tranquility and movement that characterizes its picturesque landscapes.
Weather in Osorno varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Osorno, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January exhibit contrasting weather patterns. In May, temperatures range from a chilly -2°C (28°F) to a mild 20°C (68°F), with an average temperature of 9°C (48°F). The month is characterized by higher precipitation, totaling 167 mm (6.6 in) across 17 days and a humidity level of 86%. In stark contrast, January presents a warmer climate with temperatures ranging from 3°C (37°F) to a peak of 32°C (90°F), averaging around 15°C (60°F). Rainfall is significantly lower in January, with only 31 mm (1.2 in) over just 5 days, and humidity is slightly lower at 81%. For more details, visit Osorno weather in January.
In comparing the weather conditions of May and February, a marked contrast is evident. May features cooler temperatures, with averages around 9°C (48°F) and a maximum of 20°C (68°F), while February experiences significantly warmer averages of 16°C (61°F) and peaks of up to 36°C (98°F). Additionally, May is characterized by high precipitation levels, receiving 167 mm (6.6 in) over 17 rainy days, compared to February's much drier conditions with only 28 mm (1.1 in) of rain across just 3 days. Humidity levels are slightly higher in May at 86%, while February sees a more moderate 80%. For more details about February weather, you can refer to this link: Osorno weather in February.
In comparing the weather between March and May, it is evident that May experiences cooler temperatures overall, with average highs reaching only 20°C (68°F) compared to March’s maximum of 28°C (83°F). While March has a more moderate humidity level of 79%, May sees an increase to 86%, creating a somewhat heavier atmosphere. Additionally, May is notably wetter, with 167 mm (6.6 in) of precipitation over 17 days, significantly surpassing March's 72 mm (2.8 in) over just 7 days. For more detailed insights into March conditions, you can visit Osorno weather in March. Overall, May presents a transition into a cooler, wetter climate as spring progresses.
In comparing the weather of May and April, May tends to be cooler, with average temperatures ranging from a minimum of -2°C (28°F) to a maximum of 20°C (68°F), while April enjoys a slightly warmer average, with temperatures ranging from -1°C (31°F) to a maximum of 24°C (76°F). Additionally, May sees significantly more precipitation, totaling 167 mm (6.6 in) across 17 days, compared to April's 105 mm (4.1 in) over 12 days. Humidity levels are also slightly higher in May at 86%, compared to April's 84%. For a deeper understanding of April's climate specifics, you can check this link: Osorno weather in April.
May and June present notable differences in weather patterns. In May, average temperatures are milder, ranging from a minimum of -2°C (28°F) to a maximum of 20°C (68°F), while June sees cooler conditions, with temperatures dipping as low as -4°C (25°F) and reaching a maximum of only 15°C (59°F). Additionally, June experiences significantly higher precipitation, totaling 252 mm (9.9 in) over 21 days, compared to May's 167 mm (6.6 in) over 17 days. Despite this increase in rain, both months maintain a high humidity level of 86%. For a detailed look at June weather, you can visit Osorno weather in June.
In May, temperatures in Osorno range from a minimum of -2°C (28°F) to a maximum of 20°C (68°F), with an average of 9°C (48°F). The month sees significant precipitation, totaling 167 mm (6.6 in) over 17 days, and the humidity is quite high at 86%. In contrast, July presents cooler conditions, with temperatures dipping to a minimum of -3°C (26°F) and peaking at 14°C (58°F), averaging 6°C (44°F). Precipitation increases slightly to 197 mm (7.7 in) spread over 18 days, with humidity remaining at 87%. This indicates that while both months are characterized by wet and humid conditions, July is clearly colder and slightly wetter than May. For more details on July weather in Osorno, check out Osorno weather in July.
May and August present contrasting weather conditions despite sharing a minimum temperature of -2°C (28°F). In May, temperatures tend to be milder, with an average of 9°C (48°F) and a maximum of 20°C (68°F), whereas August experiences a cooler average of 7°C (45°F) and a maximum of 16°C (61°F). Precipitation levels significantly increase in August to 238 mm (9.4 in) over 20 days, compared to May’s 167 mm (6.6 in) across 17 days. Additionally, humidity remains high in both months, with similar figures of 86% in May and 87% in August. For more detailed insights on August weather in this region, check out Osorno weather in August.
In comparing the weather between May and September, both months experience similar minimum temperatures, hovering around -2°C (28°F). However, May tends to be slightly warmer overall, with an average temperature of 9°C (48°F) compared to September's 8°C (47°F). September boasts a slightly higher maximum temperature, reaching 21°C (69°F), but it also features less precipitation, with 126 mm (5.0 in) over 13 days, compared to May's 167 mm (6.6 in) over 17 days. Humidity levels remain relatively consistent, with May at 86% and September at 85%. For more details on September weather in Osorno, you can visit Osorno weather in September.
In comparing the weather between May and October, both months feature relatively cool temperatures, but October tends to be slightly warmer overall. May's minimum temperatures can dip to -2°C (28°F), while October offers a milder minimum of -1°C (31°F). The average temperature rises from 9°C (48°F) in May to 10°C (49°F) in October, with October reaching a maximum of 23°C (73°F) compared to May's 20°C (68°F).
Precipitation also differs, with May experiencing 167 mm (6.6 in) over 17 days, making it a wetter month, while October sees lower precipitation at 121 mm (4.8 in) over 14 days. Humidity remains high in both months, but it slightly decreases from 86% in May to 83% in October. For more specific information on October weather, you can visit Osorno weather in October.
May and November exhibit distinct weather patterns reflective of their seasonal transitions. In May, temperatures range from a chilly minimum of -2°C (28°F) to an average of 9°C (48°F) and can reach a maximum of 20°C (68°F). This month is marked by significant precipitation, totaling 167 mm (6.6 in) over about 17 days, accompanied by high humidity levels at 86%. In contrast, November brings milder temperatures, with a minimum of 1°C (34°F), an average of 12°C (54°F), and a maximum of 25°C (76°F). The precipitation in November is much lower at 81 mm (3.2 in) over 10 days, and humidity decreases slightly to 80%. For more details, visit Osorno weather in November.
May and December present contrasting weather conditions. In May, temperatures fluctuate between a chilly minimum of -2°C (28°F) and a pleasant maximum of 20°C (68°F), with an average of 9°C (48°F). This month is notably wet, receiving 167 mm (6.6 in) of precipitation over 17 days and exhibiting high humidity levels at 86%. In contrast, December features a milder temperature range, with a minimum of 3°C (38°F) and a maximum of 29°C (85°F), averaging at 14°C (58°F). Precipitation is significantly lower at 53 mm (2.1 in) over just 7 days, alongside a slightly reduced humidity of 82%. For more details on December weather, you can check Osorno weather in December.
As May settles in Osorno, the weather undergoes a notable transformation, marked by cooler temperatures and increased precipitation. With an average temperature dipping to a brisk 9°C and the likelihood of rain sprinkling across more than half the month, May signifies a clear departure from the warmer, drier months that precede it. The high humidity of 86% adds a chill to the air, making it feel even cooler, particularly during the frigid nights. This blend of wet and cool conditions creates a unique atmosphere that contrasts with the sunnier days of summer, inviting locals and travelers alike to embrace the beauty of the region's lush landscapes. For more detailed insights, check out the Osorno Climate.