Last updated: August 21, 2025
May in Arauco, Chile, is characterized by a diverse climate spectrum, showcasing a maximum temperature of 21°C (71°F) and an average temperature of 10°C (51°F). Temperatures can dip to a chilling minimum of -2°C (28°F), highlighting the coolness of the season. Rainfall makes its mark with an impressive 126 mm (5.0 in) accumulated over 10 days, leading to a humidity level of 83% that envelops the region. This combination of cooler temperatures and significant precipitation contributes to Arauco’s lush landscape, making May a transitional month filled with vibrant greenery and a refreshing atmosphere.
In May, temperatures in Arauco, Chile take a noticeable dip as the transition into winter sets in. With minimums dropping to -2°C (28°F), the chill in the air becomes apparent, contrasting sharply with the warmth of the summer months. The average temperature hovers around 10°C (51°F), inviting cozy layers for outdoor activities. Despite the coolness, daytime highs can still reach a pleasant 21°C (71°F), offering opportunities to enjoy the crisp air under the sun. This month marks a significant cooling trend compared to the warmer spring months, as the region prepares for the colder days ahead.
May marks a significant shift in Arauco’s precipitation patterns, as the region experiences a notable uptick in rainfall. With 126 mm (5.0 in) of precipitation over 10 days, May becomes one of the wettest months of the year, leading into the even more intense rainy season. This increase contrasts sharply with the much drier months preceding it, where January and February saw only 11 mm and 6 mm respectively. The gradual rise in rainfall from 27 mm in March to 57 mm in April sets the stage for May's dramatic wetness. Such a trend indicates a transition into the winter months, with June and July likely to see even more substantial rainfall, highlighting the seasonal variability that defines Arauco's climate. This crescendo of moisture not only nourishes the lush landscape but also shapes the local ecosystem and agricultural practices.
As May arrives in Arauco, Chile, the region experiences a notable surge in humidity, reaching 83%. This increase is part of a clear upward trend that begins in the early months of the year, culminating in late spring. Starting from January’s 68%, humidity gradually raises throughout the months, peaking in May and continuing to climb into June and July, where it reaches 85% and 86%, respectively. This steady rise in moisture levels is indicative of the transitional weather patterns in the Southern Hemisphere, where the lushness of late autumn paves the way for a humid winter. As spring gives way to cooler months, the elevated humidity is a precursor to the vibrant, verdant landscape that characterizes this captivating region.
As summer gives way to autumn in Arauco, Chile, the UV Index experiences a notable decline. May marks the transition into moderate UV exposure, with an index of 5 and a burn time of 30 minutes, offering some relief from the intense rays of previous months, where indices peaked at 14 in January and February. This gradual decrease continues into June and July, maintaining a moderate level, while the UV Index begins to rise again in September, peaking back to high levels towards the year's end. With the changing seasons, it's crucial for residents and visitors alike to stay aware of the UV Index and take appropriate sun protection measures. For more detailed information, check the Arauco UV Index.
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In Arauco, Chile, the month of May ushers in a noticeable dip in sunshine, with 227 hours of bright rays gracing the skies—a stark contrast to the sun-soaked days of early summer. This reduction marks a continuation of the downward trend that begins in April and persists through June, where the sun lingers for only 174 hours. However, as the year progresses, the sun begins to reclaim its shine, evidenced by a gradual increase from July onward. Notably, the latter part of the year witnesses a resurgence, peaking in November and December with 366 and 396 hours, respectively. This seasonal pattern highlights how Arauco transforms from the abundant sunshine of summer into the more mellow light of autumn, before bursting back into brilliance by year's end.
May in Arauco, Chile experiences a significant dip in sunny weather, with only a 40% chance of sunshine – a stark contrast to the brighter months at the start of the year. As autumn settles in, the likelihood of clear days declines from 57% in April to this season's low, marking May as a transitional time. Following the peak sun months of January and February, which boast probabilities over 80%, May's diminishing sunshine reflects the broader trend of decreasing clarity leading into winter. This shift hints at a cozy atmosphere, perfect for indoor activities or enjoying the emerging autumn hues, even if the sun takes a backseat.
As the seasons transition in Arauco, Chile, the daylight duration undergoes a rhythmic ebb and flow. January ushers in the longest days at 14 hours, gradually tapering to 11 hours by April—a precursor to the arrival of May, which sees daylight dwindle to 10 hours. The descent continues through June and July, where the length of daylight plateau at 9 hours, marking the heart of winter. However, as spring approaches, daylight begins its ascent once again, reaching 10 hours in August and blossoming to 14 hours by November and December. This cyclical pattern not only illuminates the sky but also reflects the changing seasons, inviting residents and visitors alike to embrace each moment of sunlight throughout the year.
As May arrives in Arauco, Chile, the winds begin to show a gentle decline, reflecting an average wind speed of 2.5 m/s (6 mph)—the calmest yet recorded for the month. This subtler breeze follows a trend of decreasing wind speeds from the beginning of the year, where January boasted a robust 4.3 m/s (10 mph), before gradually tapering off through the spring months. Interestingly, the wind makes a slight resurgence in June and July, reaching 2.7 m/s (6 mph) and 2.8 m/s (6 mph), but it's clear that May serves as a transition to milder air, indicating the region's shift toward a more tranquil season. This month epitomizes the serene winds of autumn, setting the stage for the refreshing shifts that await later in the year.
Weather in Arauco varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Arauco, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between May and January, we see distinct seasonal contrasts. May experiences a cooler climate, with average temperatures around 10°C (51°F), peaking at 21°C (71°F) and dipping to a low of -2°C (28°F). The month is relatively wet as well, with 126 mm (5.0 in) of precipitation over approximately 10 days, leading to a high humidity of 83%. In contrast, January is much warmer, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 36°C (97°F) and an average temperature of 18°C (64°F). This month is notably drier, receiving only 11 mm (0.4 in) of precipitation on just 1 day, and the humidity is lower at 68%. For more insights into January weather patterns, you can check Arauco weather in January.
The weather in May is characterized by cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 21°C (71°F), leading to an average of 10°C (51°F). This month experiences significantly higher precipitation, totaling 126 mm (5.0 in) over about 10 days, alongside a higher humidity level of 83%. Conversely, February boasts much warmer temperatures, ranging from a low of 7°C (44°F) to a peak of 33°C (91°F), with an average of 18°C (64°F). Precipitation is minimal in February, measuring just 6 mm (0.2 in) over a single day, and the humidity is relatively lower at 67%. For a detailed overview of conditions in February, you can check Arauco weather in February.
In comparing the weather of May and March, it is evident that March typically experiences warmer temperatures, with a minimum of 5°C (41°F) and a maximum reaching 29°C (85°F), while May sees cooler temperatures, from a minimum of -2°C (28°F) to a maximum of 21°C (71°F). Precipitation also differs considerably; March has relatively low rainfall at 27 mm (1.1 in) over just 3 days, whereas May is much wetter, accumulating 126 mm (5.0 in) over 10 days. Humidity levels are higher in May at 83%, compared to March's 70%, contributing to a more humid and cooler atmosphere as spring approaches. For a closer look at March weather specifics, you can visit Arauco weather in March.
In comparing the weather between April and May, we see distinct variations in temperature and precipitation. April generally experiences milder conditions with an average temperature of 13°C (55°F), peaking at 27°C (81°F), while May brings cooler temperatures with an average of 10°C (51°F) and a maximum of only 21°C (71°F). Additionally, April has less precipitation, totaling 57 mm (2.2 inches) over 5 days, whereas May sees significantly more rainfall at 126 mm (5.0 inches) across 10 days. Humidity levels also rise in May, reaching 83% compared to April’s 74%. For a more detailed look at April weather, you can visit Arauco weather in April.
In comparing the weather of May and June, we see some notable differences. May experiences slightly warmer average temperatures, ranging from a minimum of -2°C (28°F) to a maximum of 21°C (71°F), with an average of 10°C (51°F). In contrast, June has a cooler range with temperatures from -2°C (28°F) to a maximum of 17°C (63°F) and an average of 9°C (48°F).
Precipitation also sees a significant increase in June, with 240 mm (9.4 in) of rain falling over 14 days, compared to May's 126 mm (5.0 in) over 10 days. Humidity remains relatively high in both months, with May at 83% and June slightly increasing to 85%. For a more detailed look at what to expect, you can check out Arauco weather in June.
In comparing May and July weather, May showcases a more temperate climate with an average temperature of 10°C (51°F), peaking at 21°C (71°F). The month sees a total of 126 mm (5.0 in) of precipitation over about 10 days, with humidity levels hovering around 83%. In contrast, July experiences slightly cooler temperatures, with an average of 8°C (47°F) and a maximum of 18°C (65°F). This month records higher precipitation at 140 mm (5.5 in) across 13 days and a marginally higher humidity level of 86%. For a closer look at July weather specifics, check Arauco weather in July.
May and August present distinct weather patterns, with May experiencing slightly warmer temperatures overall. In May, temperatures range from a chilly -2°C (28°F) to a comfortable high of 21°C (71°F), averaging around 10°C (51°F). In contrast, August sees cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 20°C (69°F), averaging 9°C (48°F). Both months receive considerable rainfall, with May totaling 126 mm (5.0 in) over approximately 10 days, while August has a tad more precipitation at 139 mm (5.5 in) across 11 days. Humidity is fairly consistent, lingering at around 83% in May and slightly higher at 85% in August. For more detailed insights on August weather in Arauco, you can visit Arauco weather in August.
May and September present contrasting weather conditions, particularly in terms of temperatures and precipitation. In May, temperatures range from a minimum of -2°C (28°F) to a maximum of 21°C (71°F), with an average of 10°C (51°F). This month is marked by higher humidity at 83% and significant precipitation of 126 mm (5.0 in) over approximately 10 days. In contrast, September experiences slightly milder conditions, with temperatures ranging from 0°C (33°F) to a maximum of 27°C (81°F) and an average of 10°C (50°F). Precipitation in September is lower at 89 mm (3.5 in) over 8 days and humidity slightly decreases to 79%. For more insights into weather conditions in September, check Arauco weather in September.
In comparing the weather between May and October, a few notable differences emerge. May features a broader temperature range, with minimum temperatures dipping to -2°C (28°F) and maximums reaching 21°C (71°F), while October offers slightly warmer conditions with a minimum of -1°C (31°F) and a maximum of 24°C (76°F). Precipitation levels are significantly higher in May at 126 mm (5.0 in) over approximately 10 days, compared to October’s more manageable 59 mm (2.3 in) over just 8 days. Humidity is also higher in May at 83%, while October sees a more comfortable 76%. For more specifics on October weather, you can visit Arauco weather in October.
In comparing May and November weather, we see distinct differences in temperature and precipitation patterns. May experiences cooler temperatures with a minimum of -2°C (28°F) and an average of 10°C (51°F), while November is milder, with minimum temperatures around 4°C (40°F) and an average of 14°C (58°F). Additionally, May is characterized by higher precipitation, totaling 126 mm (5.0 in) over approximately 10 days, compared to November's significantly lower total of 33 mm (1.3 in) over just 4 days. Humidity levels also vary, with May being more humid at 83%, while November has a somewhat lower humidity of 72%. For more detailed information on the weather in November in this region, you can refer to Arauco weather in November.
In comparing the weather of May and December, one can observe significant differences in temperature and precipitation patterns. May experiences cooler conditions with average temperatures around 10°C (51°F) and a maximum of 21°C (71°F), while December boasts warmer averages of 16°C (62°F), peaking at 31°C (89°F). Additionally, May sees more precipitation at 126 mm (5.0 in) over 10 days, contributing to a higher humidity level of 83%. In contrast, December is much drier, with only 12 mm (0.5 in) of rain across 2 days and a reduced humidity of 67%. For more insights regarding December weather, check out Arauco weather in December.
As May arrives in Arauco, the weather showcases a distinct transition compared to previous months. Temperatures begin to cool, with more frequent chilly days shifting away from the warmth of summer. The increased precipitation, averaging around 126 mm over about 10 days, brings a noticeable dampness to the air, contributing to the high humidity levels of 83%. While the weather can feel quite variable, the average temperature hovers coolly at 10°C, reminding residents that winter is just around the corner. For a deeper understanding of Arauco's climate patterns, explore more at Arauco Climate.