September Weather in Pucon, Chile

Last updated: August 21, 2025

In Pucon, Chile, September offers a dynamic transition from winter to spring, characterized by an impressive temperature range that peaks at 27°C (80°F) and dips to a chilly -1°C (30°F). With an average temperature of 7°C (46°F), visitors can anticipate a refreshing climate ideal for both adventure and relaxation. The month sees 200 mm (7.9 in) of precipitation across 14 days, leading to lush landscapes that are perfect for outdoor exploration. Coupled with a humidity level of 79%, this vibrant setting enhances the beauty of Pucon's natural wonders, making it a captivating destination in early spring.

September Temperature in Pucon

In September, Pucon, Chile, begins to shake off the winter chill, marked by temperatures that transition from a minimum of -1°C (30°F) to a maximum of 27°C (80°F). This shift signifies the onset of spring, as the average temperature rises to 7°C (46°F), offering a refreshing change from the colder months preceding it. Notably, this month showcases a remarkable range in temperatures, hinting at dramatic shifts between cool mornings and pleasantly warm afternoons. As the landscape awakens with blossoms and vibrant greenery, September sets the stage for outdoor adventures, encouraging visitors to embrace the region’s breathtaking natural beauty amid the gentle embrace of spring.

September Weather in Pucon: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Pucon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pucon, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec606257534843414345485458
Data source: Temperature data for Pucon generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Pucon

September in Pucón, Chile experiences a notable shift in precipitation patterns, with rainfall totaling 200 mm (7.9 in) over approximately 14 days. This marks a dip from the heavy downpour seen in the preceding months of June and July, where over 500 mm was recorded. As the region transitions into spring, these moderate rains serve to nourish the lush landscapes, yet still indicate a trend toward drier weather compared to the 298 mm in May and 511 mm in June. The gradual decrease in precipitation from mid-winter peaks suggests a clear exit from the wet season, heralding the more temperate conditions to come. Pucón's September weather, while still wet, sets the stage for the vibrant blooming of flora, balancing the rich tapestry of Chile's lake district with both rain and renewal.

September Precipitation Trends in Pucon

The chart displays monthly precipitation patterns in Pucon, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Pucon, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec896113216129851137434920024414099
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pucon

As September rolls into Pucon, Chile, the atmosphere begins to shift, showcasing a noticeable decrease in humidity from the dampness of winter months. With levels averaging around 79%, September stands as a transitional period—bridging the high humidity of July and August, which hover around 88% and 87%, respectively. As the year progresses, the trend reveals a significant rise in moisture from the dryer summer months, peaking in May and June at 86%. This increase reflects the lushness of spring as nature awakens, yet by October, residents will enjoy a slight respite with humidity dropping to 72%. Overall, September's humidity hints at the changing seasons, offering a blend of lingering dampness while foreshadowing the drier days ahead.

September Average Humidity in Pucon

This chart illustrates the average monthly humidity levels in Pucon, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Pucon is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%53%60%72%86%86%88%87%79%72%62%57%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pucon

In September, Pucon, Chile, experiences a UV Index of 7, placing it in the high exposure category with a burn time of approximately 25 minutes. This increase marks a transition from the moderate levels of the winter months, indicating the sun's potency is on the rise as spring approaches. Following the consistent patterns established during the year, September serves as a bridge to the more intense UV levels that will soon follow in October and November, where indices jump to 10 and 12, respectively. As you enjoy the emerging beauty of spring in Pucon, it's essential to stay mindful of UV exposure and take necessary precautions. For more detailed insights, visit Pucon UV Index.

Maximum UV Index Levels in Pucon for September

The chart shows the monthly maximum UV Index (UVI) for Pucon in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Pucon typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141310643357101214
Data source: Pucon September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Pucon

September in Pucón, Chile, ushers in a delightful transition towards longer days, basking in 252 hours of sunshine. While this month marks a slight dip compared to the sun-drenched peak of February, it undeniably signals the tail end of winter and a vibrant approach to spring. As the increasing daylight continues through October, which boasts 282 hours of sunlight, nature awakens, inviting outdoor enthusiasts to explore lush landscapes and shimmering lakes. With each passing month, the region transforms, showcasing a remarkable trend of growing sunlit hours that culminates in December’s dazzling 371 hours—a breathtaking climax to Pucón's radiant year.

Monthly Sunshine Duration in Pucon: September Highlighted

The September sunshine duration represents the total number of hours Pucon experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec296h325h320h243h203h139h174h205h252h282h323h371h
Data source: Pucon September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Pucon During September

As September rolls into Pucon, Chile, the likelihood of sunny weather begins to shift, with a 39% chance of sunshine compared to the preceding months. Following the winter chill, the promise of spring brings a notable uptick in daylight hours and warmer temperatures, yet the sun still plays a game of hide-and-seek. Interestingly, while this percentage is an improvement over the dreary months of June and July, it remains modest when juxtaposed against the golden days of December and January, which enjoy sunny probabilities of 65% and 55%, respectively. Thus, while September might not boast the sunniest days, it marks the transition into brighter seasons, setting the stage for more consistent warmth in the months to come.

Percentage of Sunny Days in September in Pucon

The chart illustrates the percentage of sunny days in Pucon throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Pucon experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec55%59%55%32%30%28%29%35%39%37%45%65%
Data source: Pucon September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Pucon in September

As the days begin to lengthen in September in Pucon, Chile, daylight returns to a more vibrant 11 hours, signaling the transition from the deep winter months. Following the shorter days of winter, this month sets the stage for a gradual increase in daylight that peaks in the summer. The trend of increasing daylight continues into October, where it expands to 13 hours, and reaches a remarkable 14 hours by November and December. This resurgence of sunlight not only brightens the landscape but also invites outdoor activities, making it an exciting time for visitors and locals alike to enjoy all that Pucon has to offer.

Average Daylight Hours in Pucon for September

The chart illustrates the variation in daylight duration in Pucon throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 32m13h 32m12h 16m11h9h 56m9h 25m9h 42m10h 38m11h 51m13h 8m14h 16m14h 52m
Data source: Pucon daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Pucon

As September unfolds in Pucon, Chile, the winds begin to dance gently through the landscape, averaging a mild 1.9 m/s (4 mph). After the slightly invigorating gusts of August, which peaked at 2.4 m/s (5 mph), the winds settle into a softer cadence, reminiscent of the transitional season. This gentle breeze is part of a broader trend, where wind speeds fluctuate throughout the year, with spring gradually ushering increased activity in the coming months. The shift from summer's calm to the more robust conditions of October (averaging 2.2 m/s) hints at nature’s awakening, setting the stage for the vibrant changes ahead. September is thus a month of balance, where the cool breezes provide a refreshing reminder of the transformative energy that lies just ahead.

Average September Wind Speed in Pucon

The chart displays monthly wind speed patterns in Pucon, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.81.81.52.32.51.82.41.9 m/s2.22.02.0
Data source: Pucon September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Pucon Compares to Other Months

Weather in Pucon varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Pucon, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January present contrasting weather conditions. In September, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 27°C (80°F), with an average of 7°C (46°F). The month experiences considerable rainfall, with about 200 mm (7.9 in) spread over 14 days, resulting in high humidity levels at 79%. In contrast, January is warmer, with temperatures from a minimum of 2°C (35°F) to a maximum of 31°C (89°F) and an average of 16°C (60°F). Precipitation is much lighter during this month, totaling 89 mm (3.5 in) over just 6 days, and the humidity drops to a more comfortable 53%. For more information, you can check Pucon weather in January.

September and February present markedly different weather conditions. In September, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 27°C (80°F), with an average of 7°C (46°F). This month also experiences significant rainfall, totaling 200 mm (7.9 in) over approximately 14 days, contributing to a high humidity level of 79%. In contrast, February boasts milder conditions, with temperatures typically varying from a low of 4°C (39°F) to a scorching high of 36°C (98°F), averaging 17°C (62°F). Precipitation is considerably lighter at 61 mm (2.4 in) over just 7 days, and humidity drops to a more comfortable 53%. For more detailed information about weather specifics in February, you can visit Pucon weather in February.

In September, temperatures range from a chilly -1°C (30°F) to a pleasant maximum of 27°C (80°F), with an average of 7°C (46°F). This month brings significant rainfall, with 200 mm (7.9 in) of precipitation over 14 days and a high humidity level of 79%. In contrast, March experiences milder temperatures, with a minimum of 2°C (36°F), an average of 14°C (58°F), and highs reaching up to 34°C (93°F). The precipitation in March is lower, at 132 mm (5.2 in) over just 9 days, and the humidity decreases to 60%. For more details on the weather in March, you can check Pucon weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a chilly -1°C (30°F) at night to a warm 27°C (80°F) during the day, with an average of 7°C (46°F). The month also sees significant rainfall, totaling 200 mm (7.9 in) over 14 days, and a humidity level of 79%. In comparison, April enjoys slightly milder temperatures, with lows of 1°C (34°F), daily highs reaching 26°C (80°F), and an average of 11°C (53°F). April experiences less precipitation, with 161 mm (6.3 in) over 12 days and a lower humidity of 71%. For more details on April weather, check out Pucon weather in April.

September and May both exhibit distinct weather patterns, though they share some similarities. In September, temperatures range from a chilly -1°C (30°F) at night to a warm 27°C (80°F) during the day, with an average temperature of 7°C (46°F). The month sees about 200 mm (7.9 in) of precipitation over 14 days, accompanied by a humidity level of 79%. In contrast, May experiences slightly cooler temperatures, with a minimum of -3°C (28°F), an average of 9°C (48°F), and a maximum of 20°C (69°F). Rainfall is more substantial in May, accumulating to 298 mm (11.7 in) across 16 days, along with a higher humidity of 86%. For more details on May weather, you can check Pucon weather in May.

When comparing the weather in September and June, it is evident that September tends to be milder and more variable. In September, temperatures range from a minimum of -1°C (30°F) to a maximum of 27°C (80°F), with an average of 7°C (46°F). This month experiences 200 mm (7.9 in) of precipitation over about 14 days, and humidity levels are relatively high at 79%. In contrast, June is cooler, with temperatures fluctuating between -4°C (25°F) and a maximum of only 14°C (58°F), accompanied by a slightly higher average of 6°C (43°F). Additionally, June sees more rainfall at 511 mm (20.1 in) over 21 days and a higher humidity level of 86%. For a more detailed look at Pucon's weather during this month, check Pucon weather in June.

In comparing the weather between September and July, September boasts a much warmer temperature range, with minimums reaching -1°C (30°F) and maximums soaring to 27°C (80°F). In contrast, July's temperatures are cooler, with lows of -9°C (17°F) and highs capped at 17°C (63°F). On the precipitation front, September sees 200 mm (7.9 in) over 14 days, while July experiences even higher rainfall, totaling 374 mm (14.7 in) across 18 days. Additionally, humidity remains notably higher in July at 88% compared to September's 79%. For those interested in specific conditions, you can find more details in this link: Pucon weather in July.

In comparing the weather between September and August, September exhibits a wider temperature range, with a minimum of -1°C (30°F), an average of 7°C (46°F), and a maximum of 27°C (80°F). This marks a significant rise in daytime temperatures compared to August, which has a minimum of -3°C (27°F), an average of 6°C (43°F), and a maximum of only 19°C (67°F). Precipitation levels are notably lower in September at 200 mm (7.9 in) over 14 days, while August sees more rain with 349 mm (13.7 in) over 19 days. Humidity is also slightly higher in August at 87% compared to September's 79%. For more detailed information about August weather, visit Pucon weather in August.

In comparing the weather between September and October, we observe a slight drop in minimum temperatures, with September starting at -1°C (30°F) and October at -2°C (29°F). However, October has a higher average temperature of 9°C (48°F) compared to September's 7°C (46°F), while both months can see a maximum of 27°C (81°F). Rainfall increases in October, with 244 mm (9.6 in) spread over 17 days, compared to September's 200 mm (7.9 in) over 14 days. Interestingly, October’s humidity decreases to 72%, giving the month a slightly drier feel despite the increased precipitation. For more detailed insights, you can check out Pucon weather in October.

In September, the weather shows a notable range in temperatures, with a minimum of -1°C (30°F) and a maximum reaching up to 27°C (80°F). This month is characterized by high humidity at 79% and significant rainfall, totaling 200 mm (7.9 in) over 14 days. In comparison, November offers slightly milder temperatures, with a minimum of 2°C (36°F) and an average of 12°C (54°F), peaking at 28°C (82°F). Precipitation is lower in November, at 140 mm (5.5 in) across 13 days, and the humidity decreases to 62%. For more detailed information on the weather during this month, you can refer to Pucon weather in November.

In September, the weather displays a wide range of temperatures, with minimums dipping to -1°C (30°F) and maximums reaching up to 27°C (80°F). During this month, the average temperature sits at around 7°C (46°F), accompanied by high humidity levels of 79% and significant rainfall totaling 200 mm (7.9 in) over 14 days. In stark contrast, December sees a warmer climate, with minimum temperatures at 3°C (38°F) and maximums soaring to 32°C (90°F). The average temperature increases to a milder 15°C (58°F), and there is less precipitation, totaling 99 mm (3.9 in) over just 9 days, along with a reduced humidity level of 57%. For those interested in the specifics of December weather in more detail, please visit Pucon weather in December.

Compare Pucon's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Pucon

As September rolls in, Pucon transforms with the arrival of spring, showcasing a marked contrast to the colder winter months. With temperatures that can reach a warm 27°C (80°F), the city begins to shed its chilly demeanor, offering a more inviting atmosphere. However, lingering cool nights can still dip to around 7°C (46°F), reminding visitors of the season's transitional nature. September also brings increased precipitation, with an average of 200 mm (7.9 in) over approximately 14 days, contributing to the region's lush landscapes. The humidity remains high at 79%, typical for spring, but this moisture enhances the vibrancy of nature that surrounds Pucon. For more insights into what to expect throughout the year, visit Pucon Climate.