Last updated: August 21, 2025
September in Coyhaique, Chile marks a transition into spring, characterized by a maximum temperature reaching 16°C (61°F) and an average of 3°C (37°F), dipping to -8°C (17°F) during the coldest nights. This month typically experiences 114 mm (4.5 in) of precipitation spread over 16 days, resulting in a notably humid environment with levels around 85%. As the snow melts and the landscapes awaken, September offers a unique blend of chilly days and the promise of warmth, making it a captivating time for nature enthusiasts and adventurers alike.
In September, Coyhaique, Chile begins to emerge from the grip of winter, with temperatures gradually warming up as spring approaches. The month typically sees a minimum temperature of around -8°C (17°F), while average daily temperatures hover around 3°C (37°F), peaking at a comfortable 16°C (61°F) during the day. This marks a noticeable shift from the bitter cold experienced in the earlier winter months, particularly July and August, where temperatures often plummeted below freezing. As September unfolds, the days grow longer and milder, inviting both locals and visitors to enjoy the stunning natural landscapes that begin to awaken with the change of season. The overall trend towards warmer weather sets the stage for the vibrant springtime that follows, making September a delightful time to experience Coyhaique's charm.
September in Coyhaique brings a notable transition, as the region records 114 mm (4.5 in) of precipitation over 16 days, indicative of the onset of spring. This month sees a slight decrease from the wettest winter months of June and July, yet it maintains a robust average, highlighting the area’s consistent moisture. With rainfall still significant but less frequent than the preceding winter, September sets the stage for the more vibrant and lively scenery of spring, as the landscape awakens from winter’s grip while still cherishing the post-rain freshness.
In Coyhaique, Chile, September ushers in a notable shift in humidity, with levels hovering around 85%. While this figure is slightly lower than the preceding months of peak humidity—July through August, all at 90%—it still reflects the region's overall tendency toward a moist climate as winter gives way to spring. The transition from the relentless dampness of mid-winter to the lingering humidity of early spring is evident, creating a unique, invigorating atmosphere. As the trees begin to bloom and wildlife stirs, the slightly reduced humidity signals a change, yet the air remains rich and filled with the promise of the vibrant season ahead.
In September, Coyhaique experiences a notable shift in UV Index, reflecting the arrival of spring with a high level of ultraviolet exposure at a UV Index of 6. This marks a gradual increase following the winter months, where UV levels dipped to a low of 2 in June and July. As the days lengthen and warmth returns, the burn time decreases to 25 minutes, emphasizing the need for sun protection. This trend continues into October, where the index rises further to 9, indicating that the upcoming summer months will bring even higher UV risks. For detailed UV Index forecasts and safety tips, visit Coyhaique UV Index.
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In Coyhaique, Chile, September brings a refreshing resurgence of sunlight, with the region basking in 222 hours of radiant rays. As winter wanes, this month marks a notable shift from the more subdued light of mid-year, where June and July saw only 144 and 143 hours respectively. Following a brief dip in sunlight during the colder months, September serves as a gentle prelude to spring, hinting at the more abundant sunshine that will follow in October, which boasts 272 hours. This upward trend continues into the vibrant months of November and December, revealing how the sunlight gradually reclaims its dominion and invigorates the beautiful landscapes of Coyhaique, inviting both residents and visitors to enjoy the outdoors once again.
In September, Coyhaique, Chile, experiences a modest 23% chance of sunny weather as the region transitions from winter to spring. This percentage marks a slight increase from the 20% likelihood seen in August, hinting at the gradual return of brighter days. However, with only a few months boasting higher probabilities of sunshine, September's weather can still be quite variable. Notably, the sun shines more frequently in the summer months of January and February, with chances soaring to 30% and 53%, respectively. This overall trend suggests that while September begins to shed the winter chill, it remains a time when clear skies are still a delightful surprise rather than the norm, making it a season for nature enthusiasts to appreciate the beautiful, albeit unpredictable, Patagonian landscape.
As September arrives in Coyhaique, Chile, the days begin to lengthen again after the darker winter months, offering approximately 11 hours of daylight. This increase continues the gradual trend seen from the deep winter months of June, where sunlight dipped to just 8 hours, through a steady rise as spring approaches. After the crisp autumn days of April, which saw only 10 hours, September serves as a delightful transition towards the longer days of October, with 13 hours of light on the horizon. This pattern showcases the dynamic change in daylight that our region experiences, heralding the arrival of spring and rejuvenating nature after the cold season. Each month is a step closer to the 15 hours of sunlight enjoyed in January, reflecting the vibrant seasonal shifts that define life in Coyhaique.
As September unfolds in Coyhaique, Chile, the winds begin to pick up slightly, averaging 2.2 m/s (5 mph)—a gentle breath heralding the onset of spring. This gentle shift follows a gradual decline in wind speed during the winter months, where residents experienced some of the calmest breezes of the year, particularly in May and June, with averages dipping to 1.8 m/s (4 mph). Interestingly, as spring approaches, wind speeds tend to rise again, anticipating the lively gusts of October and November, which boast speeds of 2.8 m/s (6 mph). This transition from the serene stillness of winter to the invigorating breezes of early spring creates a dynamic atmosphere, inviting all to embrace the changing season in the beautiful landscapes of Coyhaique.
Weather in Coyhaique varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Coyhaique, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase contrasting weather patterns. In September, temperatures range from a chilly -8°C (17°F) at night to a mild 16°C (61°F) during the day, with an average of 3°C (37°F). The month is characterized by significant precipitation, totaling 114 mm (4.5 in) over 16 days and high humidity levels at 85%. In contrast, January brings warmer temperatures, with a minimum of -2°C (29°F) and a maximum reaching 26°C (78°F), resulting in an average of 10°C (51°F). While precipitation is slightly less at 98 mm (3.9 in) over 13 days, the humidity decreases to 70%. For more detailed insights into January weather, check out Coyhaique weather in January.
When comparing the weather in September and February, there are noticeable differences in temperature and precipitation. September experiences colder temperatures, ranging from a minimum of -8°C (17°F) to a maximum of 16°C (61°F), with an average of 3°C (37°F). This month also sees significant rainfall, with 114 mm (4.5 in) of precipitation spread over 16 days and a high humidity level of 85%. In contrast, February boasts a milder climate with temperatures ranging from a minimum of 0°C (33°F) to a balmy maximum of 31°C (88°F), averaging around 12°C (53°F). Precipitation in February is considerably lower, measuring 63 mm (2.5 in) over just 7 days and featuring less humidity at 77%. For more details on February weather specifics, you can visit Coyhaique weather in February.
September and March showcase distinct transitions in weather patterns. In September, temperatures range from a brisk -8°C (17°F) to a mild maximum of 16°C (61°F), with an average around 3°C (37°F). The month experiences considerable precipitation at 114 mm (4.5 in) over 16 days, coupled with high humidity at 85%. In contrast, March is generally warmer, with temperatures ranging from -3°C (26°F) to a pleasant 26°C (79°F) and an average of 9°C (49°F). While it also sees similar precipitation levels at 115 mm (4.5 in), it benefits from fewer rainy days at 13 and lower humidity at 75%. For more details about March weather, visit Coyhaique weather in March.
In comparing the weather of September and April, we see notable differences in temperature and precipitation patterns. September experiences a broader temperature range, with minimums dropping to -8°C (17°F) and maximums reaching 16°C (61°F), compared to April's slightly milder temperatures that range from -7°C (20°F) to a maximum of 20°C (69°F). Additionally, both months see a similar number of rainy days—16—but April tends to be wetter overall, with 141 mm (5.6 in) of precipitation compared to September's 114 mm (4.5 in). Humidity levels remain relatively high in both months, hovering around 85% in September and 84% in April. For a detailed look at April's climate, visit Coyhaique weather in April.
September and May in Coyhaique present notable differences in weather patterns. In September, temperatures range from a chilly -8°C (17°F) to a mild 16°C (61°F), with an average of 3°C (37°F). The month sees about 114 mm (4.5 in) of precipitation over 16 days and experiences humidity levels around 85%. Conversely, May is slightly colder with a minimum of -11°C (12°F), a maximum of 14°C (58°F), and an average temperature similar to September at 3°C (38°F). However, May records higher precipitation at 159 mm (6.3 in) over 15 days, along with increased humidity of 89%. For more detailed insights into May weather, visit Coyhaique weather in May.
In comparing the weather of September and June, September offers a milder temperature range with a minimum of -8°C (17°F) and an average of 3°C (37°F), reaching a maximum of 16°C (61°F). In contrast, June is notably colder, with minimum temperatures plunging to -20°C (-4°F) and an average of 0°C (32°F), peaking at just 9°C (49°F). Additionally, while both months experience considerable precipitation, June sees a higher amount at 218 mm (8.6 in) over 18 days compared to September's 114 mm (4.5 in) across 16 days. Humidity levels are slightly higher in June at 90%, compared to 85% in September. For more details about June weather in the region, check out Coyhaique weather in June.
When comparing the weather in September and July, September is notably warmer with average temperatures ranging from a minimum of -8°C (17°F) to a maximum of 16°C (61°F), while July experiences colder conditions with temperatures between -15°C (6°F) and a maximum of 8°C (47°F). Additionally, September has slightly less precipitation at 114 mm (4.5 in) over 16 days, compared to July's higher precipitation of 151 mm (5.9 in) over 19 days. Humidity levels are quite similar, with September at 85% and July at 90%. For more detailed insights, you can check Coyhaique weather in July.
Comparing the weather in September and August reveals notable differences. September experiences slightly milder temperatures, with an average of 3°C (37°F) compared to August's average of 1°C (34°F). While both months see a range of cool temperatures, September has a maximum of 16°C (61°F) versus August's peak of 10°C (50°F). Precipitation is also less abundant in September, totaling 114 mm (4.5 in) over 16 days, compared to August's 160 mm (6.3 in) over 19 days. Humidity remains high in both months, with September at 85% and August at 90%. For more detailed information about August weather, you can visit Coyhaique weather in August.
In September, temperatures in Coyhaique range from a minimum of -8°C (17°F) to a maximum of 16°C (61°F), with an average temperature of around 3°C (37°F). The month experiences considerable precipitation, totaling 114 mm (4.5 inches) over 16 days, and humidity levels are high at 85%.
October, on the other hand, brings slightly cooler temperatures with a minimum of -11°C (13°F) and a maximum of 19°C (67°F), averaging 4°C (40°F). While the precipitation increases to 127 mm (5.0 inches) spread over 17 days, the humidity decreases to 80%. For a detailed overview of October weather, you can check Coyhaique weather in October.
In September, the weather is characterized by cooler temperatures with a minimum of -8°C (17°F) and an average of 3°C (37°F), peaking at 16°C (61°F). The month sees significant precipitation, totaling 114 mm (4.5 in) over 16 days, accompanied by high humidity levels at 85%. In contrast, November experiences milder conditions, with a minimum of -4°C (25°F) and an average of 8°C (46°F), reaching a maximum of 23°C (74°F). Precipitation slightly increases to 130 mm (5.1 in) spread across 15 days, while humidity drops to a more comfortable 73%. For a more detailed look at the weather in November, you can visit Coyhaique weather in November.
The weather in September is notably cooler than in December, with temperatures ranging from a minimum of -8°C (17°F) to a maximum of 16°C (61°F), while December experiences a more temperate range from -1°C (30°F) up to 27°C (82°F). September also sees higher humidity levels at 85%, compared to 74% in December, making it feel chillier despite December's warmer averages. Additionally, September is wetter, with 114 mm (4.5 in) of precipitation over 16 days, whereas December has 90 mm (3.5 in) over just 12 days. For more detailed information on December weather, visit Coyhaique weather in December.
As September ushers in the spring season in Coyhaique, the weather begins to shift dramatically from the harsher winter months. With an average temperature hovering around 3°C, it serves as a refreshing contrast to the colder climates that precede it. Daytime highs reach a pleasant 16°C, while the nights still hold traces of winter chill, plunging to minimums around -8°C. However, this transitional period also brings increased precipitation with about 114 mm spread over 16 days, leading to a notably humid atmosphere at 85%. Such conditions make September a unique blend of rejuvenation and lingering coolness, inviting nature to come alive again. For a broader understanding of the trends throughout the year, explore the details in Coyhaique Climate.