September Weather in Talcahuano, Chile

Last updated: August 21, 2025

In Talcahuano, Chile, September ushers in the transition from winter to spring, showcasing a dynamic range of temperatures. With highs reaching 28°C (83°F) and lows dipping to 2°C (35°F), residents experience an average temperature of 10°C (51°F). The month sees a moderate precipitation of 65 mm (2.6 in), spread over seven days, contributing to the region's lush landscapes. Coupled with a humidity level of 79%, September offers a refreshing, albeit slightly damp, atmosphere that invigorates both nature and the spirit.

September Temperature in Talcahuano

In September, Talcahuano begins to shake off the chill of winter, with temperatures starting to rise as spring approaches. The month features a minimum temperature of around 2°C (35°F), while the average settles at a crisp 10°C (51°F), offering a refreshing transition into warmer days. Max temperatures can reach up to 28°C (83°F), reflecting a notable increase from the previous colder months. This shift indicates a gradual warming trend that continues into the latter part of the year, with September acting as a pivotal bridge as the coastal city moves from the lingering coolness of winter towards the sunnier, milder temperatures of spring. As nature awakens, Talcahuano invites visitors to enjoy its pleasant climate and vibrant surroundings.

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

The chart illustrates September temperature patterns in Talcahuano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Talcahuano, 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).
JanFebMarAprMayJunJulAugSepOctNovDec646460565249484951545962
Data source: Temperature data for Talcahuano 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 Talcahuano

In Talcahuano, Chile, September marks a notable transition in precipitation patterns as the region begins to shift from the intense rain of winter to a milder spring climate. With 65 mm (2.6 in) of rainfall over 7 days, September represents a substantial decrease compared to the preceding months of June and July, which experienced significantly heavier downpours. The tightening trend is evident as the city moves away from the peak wetness of the year, bringing a contrast to the 107 mm (4.2 in) in May and 188 mm (7.4 in) in June. This shift not only provides relief from the constant deluge but also sets the stage for the drier months ahead, offering a refreshing change as the landscape prepares for the warmer season.

September Precipitation Trends in Talcahuano

The chart displays monthly precipitation patterns in Talcahuano, 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 Talcahuano, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec7719361071881041066541206
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Talcahuano

In September, Talcahuano experiences a slight dip in humidity, averaging around 79%, following a peak in the colder months. This marks a gradual decline from the high levels seen during the winter, where humidity reached a notable 86% in July and 85% in August. As the region transitions into spring, the humidity starts to ease, setting the stage for the drier summer months ahead. Interestingly, while September's humidity is lower than that of the preceding months, it remains significantly higher compared to the early part of the year, illustrating a consistent trend of elevated moisture levels that particularly characterize the winter and early spring seasons in this coastal city.

September Average Humidity in Talcahuano

This chart illustrates the average monthly humidity levels in Talcahuano, 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 Talcahuano is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec68%67%70%74%83%85%86%85%79%77%72%67%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Talcahuano

As September arrives in Talcahuano, the UV Index reflects a transition towards milder spring conditions, with a figure of 7 that places exposure in the high category. This indicates that while the sun is becoming more intense as summer approaches, the risk of harm from unprotected sun exposure is still significant, necessitating caution with a burn time of just 25 minutes. Compared to the previous winter months, where the index hovered around 3 to 5, September marks a notable increase, yet it remains a step below the peak intensity seen during the summer months. This trend highlights the importance of being sun-wise year-round. For more detailed information, visit Talcahuano UV Index.

Maximum UV Index Levels in Talcahuano for September

The chart shows the monthly maximum UV Index (UVI) for Talcahuano 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 Talcahuano typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141310753457101314
Data source: Talcahuano 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 Talcahuano

As September arrives in Talcahuano, Chile, the city begins to bask in the warm embrace of spring, showcasing 292 hours of sunshine. While the month still trails behind the summer peak of 341 hours in February and the 352 hours of March, it marks a refreshing rebound from the winter months characterized by fewer sunny days, seen in June and July with only 179 and 227 hours respectively. Comparing September to the previous month, August, which recorded 250 hours, highlights a noticeable increase, signaling the gradual transition into sunnier days. This upward trend continues into October and November, where the sunshine climbs to impressive totals of 344 and 369 hours, respectively, promising that the warmth of summer is just around the corner.

Monthly Sunshine Duration in Talcahuano: September Highlighted

The September sunshine duration represents the total number of hours Talcahuano 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.
JanFebMarAprMayJunJulAugSepOctNovDec320h341h352h283h233h179h227h250h292h344h369h395h
Data source: Talcahuano September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Talcahuano During September

As summer transitions to fall in Talcahuano, Chile, the likelihood of sunny weather in September presents a moderate yet promising chance for outdoor enthusiasts. With a 58% chance of sun, September experiences a noticeable uptick compared to the preceding months of June and July, which see only 29% and 56% sunny days, respectively. This pattern suggests that after the winter gloom, spring is on the horizon, gradually bringing brighter days. The sunny potential continues to rise into October, reaching 68%, making September a delightful bridge into the more luminous months ahead. Overall, while September may not be the sunniest month of the year, its improving weather trend makes it an appealing time to explore the charm of Talcahuano.

Percentage of Sunny Days in September in Talcahuano

The chart illustrates the percentage of sunny days in Talcahuano 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 Talcahuano experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%71%56%41%29%56%41%58%69%75%78%
Data source: Talcahuano September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Talcahuano in September

In Talcahuano, Chile, the daylight duration undergoes a rhythmic transformation throughout the year, showcasing nature's artistry. As September arrives, the city enjoys 11 hours of daylight, marking a subtle return to longer days after the depths of winter. This slight increase reflects the gradual shift towards spring, following the shorter days of July and August, each with just 9 to 10 hours of sunlight. As we move beyond September, daylight continues to extend, reaching 13 hours in October and blossoming into 14 hours by November and December. This progression not only signals a change in seasons but also invites the vibrant energy of longer days, compelling residents to embrace outdoor activities and the beauty of their coastal surroundings.

Average Daylight Hours in Talcahuano for September

The chart illustrates the variation in daylight duration in Talcahuano throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 19m13h 24m12h 15m11h 5m10h 7m9h 39m9h 54m10h 45m11h 52m13h 3m14h 5m14h 37m
Data source: Talcahuano daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Talcahuano

As September settles in Talcahuano, Chile, the wind begins to shift, bringing a gentle breeze with an average speed of 3.1 m/s (7 mph). This transitional month sees a slight decrease from August's more robust 3.4 m/s (8 mph), hinting at the calming yet consistent winds characteristic of early spring. Interestingly, the wind speeds during this time are notably higher than the stillness of the summer months, where January and February recorded lower averages of 3.7 m/s (8 mph) and 2.7 m/s (6 mph) respectively. The cooler months ahead promise a gradual increase, as the winds amplify once more, peaking in November at 3.6 m/s (8 mph). This pattern of increasing wind strength underscores the invigorating changes of the season, making September a refreshing prelude to the more blustery months that follow.

Average September Wind Speed in Talcahuano

The chart displays monthly wind speed patterns in Talcahuano, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.72.72.72.82.73.03.03.43.1 m/s3.33.63.4
Data source: Talcahuano September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Talcahuano Compares to Other Months

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

In September, Talcahuano experiences a more varied climate with temperatures ranging from a chilly 2°C (35°F) at night to a warm 28°C (83°F) during the day, accompanied by an average temperature of 10°C (51°F). This month sees about 65 mm (2.6 in) of precipitation over approximately 7 days, contributing to a relatively high humidity level of 79%. In contrast, January boasts significantly warmer temperatures, with a minimum of 7°C (44°F), an average of 18°C (65°F), and a peak of 38°C (100°F). Notably, January features much less rain, with only 6 mm (0.3 in) expected over just 1 day, and a lower humidity of 68%. For a detailed look at the January climate, check Talcahuano weather in January.

In comparing the weather between September and February, we see notable differences in temperature and precipitation. September typically experiences a minimum temperature of 2°C (35°F) and an average of 10°C (51°F), with maximums reaching 28°C (83°F). The month is relatively wet, with about 65 mm (2.6 in) of precipitation over approximately 7 days, accompanied by a high humidity level of 79%. In contrast, February is warmer, with minimum temperatures around 9°C (48°F) and an average of 18°C (64°F), peaking at 32°C (89°F). This month is considerably drier, receiving only 7 mm (0.3 in) of precipitation across just 1 day, and features lower humidity at 67%. For more detailed information, you can visit Talcahuano weather in February.

In September, the weather features a broader temperature range with a minimum of 2°C (35°F) and a maximum of 28°C (83°F), resulting in an average of 10°C (51°F). This month experiences more rainfall, totaling 65 mm (2.6 in) over about 7 days, combined with a higher humidity level of 79%. In contrast, March typically sees milder temperatures, with a minimum of 6°C (44°F), an average of 16°C (61°F), and highs reaching 31°C (88°F). The precipitation in March is significantly lower at 19 mm (0.8 in) spread over just 3 days, accompanied by a humidity level of 70%. For more specific insights into March weather, you can check this link: Talcahuano weather in March.

When comparing the weather in September and April, September typically sees slightly cooler temperatures, with a minimum of 2°C and an average of 10°C, while April starts off a bit warmer with a minimum of 4°C and an average of 13°C. Both months can reach similar maximum temperatures, with September peaking at 28°C and April at 28°C as well, though April enjoys slightly less precipitation at 36 mm compared to September's 65 mm. Additionally, September generally has higher humidity levels at 79% compared to April's 74%. For more detailed information, you can check out Talcahuano weather in April.

When comparing the weather in September and May, September tends to be warmer overall, with maximum temperatures reaching up to 28°C (83°F) compared to May’s high of 21°C (71°F). However, May experiences slightly lower minimum temperatures, starting at -1°C (30°F) versus September's minimum of 2°C (35°F). Precipitation is more significant in May, totaling 107 mm (4.2 in) over 8 days, compared to September's 65 mm (2.6 in) across 7 days. Humidity levels are similar, with May registering at 83% and September at 79%. For a closer look at May weather specifics, visit Talcahuano weather in May.

In comparing the weather of September and June, September generally experiences milder temperatures, with a minimum of 2°C (35°F) and an average of 10°C (51°F), peaking at 28°C (83°F). In contrast, June sees cooler conditions, featuring a minimum of -2°C (29°F) and a maximum of just 18°C (64°F). Additionally, September receives significantly less precipitation (65 mm or 2.6 in) over about 7 days, while June is much wetter, with 188 mm (7.4 in) of rain over 12 days. Humidity levels are slightly lower in September at 79%, compared to June's 85%. For more details on June weather, you can check Talcahuano weather in June.

In comparing the weather between September and July, we see notable differences in temperature and precipitation. September enjoys a broader temperature range, with minimums of 2°C (35°F) and maximums reaching 28°C (83°F), resulting in an average of 10°C (51°F). In contrast, July experiences cooler conditions, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 17°C (64°F) and an average of 9°C (48°F).

Moreover, September has less precipitation, totaling 65 mm (2.6 in) over about 7 days, compared to July's 104 mm (4.1 in) spread across 11 days. The humidity remains fairly high in both months, with September at 79% and July slightly higher at 86%. For a more detailed look into July weather, you can visit Talcahuano weather in July.

In comparing the weather between August and September, September showcases a greater temperature range, with minimums of 2°C (35°F) and maximums reaching 28°C (83°F), compared to August's more moderate range of 0°C (32°F) to 20°C (69°F). While September enjoys a higher average temperature of 10°C (51°F), it also experiences lower precipitation at 65 mm (2.6 in) and fewer rainy days (7) compared to August’s 106 mm (4.2 in) over 11 days. However, September's humidity at 79% slightly decreases from August’s 85%. For more detailed insights, visit Talcahuano weather in August.

September and October present a noticeable transition in weather patterns. In September, temperatures range from a minimum of 2°C (35°F) to a maximum of 28°C (83°F), with an average of 10°C (51°F) and a total precipitation of 65 mm (2.6 in) over 7 days, accompanied by a humidity level of 79%. By October, the weather becomes slightly milder, with average temperatures rising to 12°C (54°F) and maximums reaching 24°C (76°F), while the total precipitation decreases to 41 mm (1.6 in), still spread over 7 days. The humidity also drops slightly to 76%, creating a more comfortable atmosphere. For more specific details about October weather, you can check Talcahuano weather in October.

In September, the weather is characterized by a wider temperature range, with a minimum of 2°C (35°F) and a maximum reaching 28°C (83°F). The average temperature hovers around 10°C (51°F), and the month experiences about 65 mm (2.6 in) of precipitation over seven days, contributing to a higher humidity level of 79%. In contrast, November brings slightly warmer conditions with a minimum temperature of 6°C (43°F) and a maximum of 30°C (86°F), while the average increases to 15°C (59°F). Additionally, November sees a significant reduction in rainfall, totaling only 20 mm (0.8 in) over three days, and a decrease in humidity to 72%. For more detailed insights, you can check Talcahuano weather in November.

September weather in Talcahuano features a broader temperature range, with minimums dropping to around 2°C (35°F) and maximums peaking at 28°C (83°F). This month experiences 65 mm (2.6 in) of precipitation spread over 7 days, coupled with a high humidity level of 79%. In contrast, December's climate is significantly warmer, with minimum temperatures starting at 8°C (46°F) and reaching a maximum of 32°C (90°F). Additionally, December sees much lower precipitation at just 6 mm (0.2 in) over a single day and a reduced humidity level of 67%. This shift highlights the contrasting seasonal changes in Talcahuano's weather. For more detailed information, check out Talcahuano weather in December.

Compare Talcahuano's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Talcahuano

As September arrives in Talcahuano, the transition from winter to spring brings a refreshing change in weather, characterized by mild temperatures that peak at 28°C (83°F), offering a delightful contrast to the cooler winter months. The air is notably humid at 79%, creating a lush environment as nature awakens from its slumber. Although the region experiences about 7 rainy days, accumulating 65 mm of precipitation, this moisture is essential for rejuvenating the landscape. With the average temperature sitting comfortably at 10°C (51°F), September sets the stage for the warmer months ahead, making it a lovely time to explore the beauty of Talcahuano. For more insights into the seasonal variations, check out Talcahuano Climate.