October Weather in Chillan, Chile

Last updated: August 21, 2025

Chillán, Chile, experiences a diverse range of weather in October, showcasing a maximum temperature of 28°C (82°F) and an average of 13°C (55°F). As the month progresses, temperatures can dip as low as 1°C (34°F), making for cool evenings. Rainfall is a factor, with 68 mm (2.7 in) accumulated over 7 days, contributing to a humidity level of 64%. This blend of warmth and moisture sets the stage for a beautiful, refreshing autumn in this picturesque region.

October Temperature in Chillan

In October, Chillán, Chile, begins to transition from the chill of winter to the warmth of spring, with temperatures reflecting this shift. The minimum temperature rises to a milder 1°C (34°F), while the average settles at a comfortable 13°C (55°F), signaling a welcome change from the preceding months. As the maximum reaches a pleasant 28°C (82°F), residents and visitors alike can enjoy the emerging vibrancy of the season. Compared to the cooler temperatures of September, October offers a noticeable increase, paving the way for sunnier days ahead. This month serves as a perfect time to experience the natural beauty of Chillán, making it easier to appreciate the blooming landscapes.

October Weather in Chillan: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Chillan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chillan, October 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).
JanFebMarAprMayJunJulAugSepOctNovDec686863575148474852556166
Data source: Temperature data for Chillan 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.

October Precipitation in Chillan

In October, Chillan, Chile experiences a notable transition in its precipitation patterns as the region moves deeper into spring. With 68 mm (2.7 in) of rain falling over 7 days, the month marks a significant increase compared to the drier months of summer and early fall. This uptick in rainfall is evident alongside the growth observed from previous months—April and September each bringing lower amounts of precipitation (46 mm and 85 mm respectively). The progression into October indicates a shift from sporadic showers to more consistent rain, supporting the lush landscapes characteristic of the region. As autumn unfolds, the October rains set the stage for a vibrant and thriving ecosystem, highlighting Chillan's unique climatic rhythm.

October Precipitation Trends in Chillan

The chart displays monthly precipitation patterns in Chillan, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Chillan, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec20919461312561351538568297
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Chillan

In Chillan, Chile, the humidity in October reflects a noticeable transition as the region shifts from the cooler, more humid months of winter towards the drier summer. With an average humidity of 64%, October showcases a slight decline from the peak levels observed in the heart of winter, where humidity reached 85% in July. This gradual decrease continues a trend that began in September and suggests a welcoming shift toward drier, yet still moderately humid, conditions. As autumn progresses, residents can expect a balance of comfortable moisture in the air, setting the stage for the upcoming warmer months. The progression from a high of 82% in June to October's levels captures the typical rhythm of Chillan's climate, emphasizing its characteristic seasonal variations.

October Average Humidity in Chillan

This chart illustrates the average monthly humidity levels in Chillan, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Chillan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%48%60%79%83%86%83%68%64%49%42%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Chillan

As October rolls into Chillan, the UV Index rises to 10, placing it in the very high exposure category with a burn time of just 15 minutes. This marks a significant increase compared to the previous months of June, July, and August, where UV exposure remained moderate. Following a pattern from the spring months, October’s UV Index mirrors that of March, suggesting that as the season transitions, so does the sun's intensity. Vigilance against UV radiation is crucial as we approach the summer months, especially since November and December are expected to spike significantly with extreme levels. For more detailed information, check the Chillan UV Index.

Maximum UV Index Levels in Chillan for October

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

October Sunshine in Chillan

In October in Chillan, Chile, residents bask in an impressive 337 hours of sunshine, marking a delightful transition into the warmer months. This month showcases a noteworthy increase in sunlight compared to the preceding months, especially following the cooler lull of May with just 232 hours. As autumn wanes, the surge in daylight prepares the landscape for the vibrant bloom of spring, making October a pivotal time for outdoor enthusiasts and nature lovers alike. This trend of increasing sunshine continues, leading into the peak of the summer season, where November and December promise even greater luminosity. Overall, October serves as a perfect prelude to the sun-filled days that lie ahead, reinforcing Chillan's reputation for its enchanting climate.

Monthly Sunshine Duration in Chillan: October Highlighted

The October sunshine duration represents the total number of hours Chillan experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec321h344h354h294h232h172h213h240h283h337h373h396h
Data source: Chillan October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chillan During October

In Chillan, Chile, the likelihood of sunny weather experiences a notable fluctuation throughout the year. October stands out with a 72% chance of sunshine, making it one of the sunnier months as it transitions from the cooler seasons. This percentage is an increase from the rainy days of May (44%) and June (33%), hinting at a return to brightness after the winter gloom. As spring settles in, October enjoys a reassuringly sunny disposition, closely following the vibrant November (77%) and December (81%), which see even higher chances of sun. Overall, October offers a delightful balance, marking a pivotal shift towards the sunny summer months ahead.

Percentage of Sunny Days in October in Chillan

The chart illustrates the percentage of sunny days in Chillan throughout the year, with October 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 Chillan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec78%72%74%65%44%34%61%45%60%72%77%82%
Data source: Chillan October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chillan in October

In October, Chillán, Chile, enjoys an inviting 13 hours of daylight, marking a transition from the shorter days of winter. As the city emerges from the cooler months of June and July, where daylight dwindles to just 9 hours, October signals a gradual return to longer days. Following the modest 11 hours of daylight in September, the October sun brings warmth and brightness, hinting at the approaching summer months. This gradual increase culminates in November and December, where residents bask in 14 hours of daylight, creating an atmosphere ripe for outdoor activities and vibrant community life. The rhythmic ebb and flow of daylight throughout the year in Chillán not only shapes the landscape but also infuses the local culture with a sense of seasonal renewal.

Average Daylight Hours in Chillan for October

The chart illustrates the variation in daylight duration in Chillan throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec14h 18m13h 23m12h 15m11h 6m10h 9m9h 41m9h 56m10h 47m11h 52m13h 2m14h 3m14h 35m
Data source: Chillan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Chillan

As October arrives in Chillan, Chile, a noticeable shift in wind speed heralds the transition into spring. With an average wind speed of 3.8 m/s (8 mph), October marks one of the windiest months of the year, up from the more placid breezes of the preceding months. This uptick in wind activity, following a gradual increase from the mid-year lull, suggests a refreshing invigorating quality to the air, inviting both locals and visitors to embrace the vibrant outdoors. The cooler temperatures and heightened winds of October stand in stark contrast to the calmer, warmer days of earlier months, painting a picture of a lively landscape that awakens as nature prepares for the longer, sunnier days ahead.

Average October Wind Speed in Chillan

The chart displays monthly wind speed patterns in Chillan, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.52.42.62.72.72.93.13.23.03.8 m/s3.53.2
Data source: Chillan October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Chillan Compares to Other Months

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

October and January present distinct weather patterns. In October, temperatures range from a chilly 1°C (34°F) at night to a warm 28°C (82°F) during the day, with an average of 13°C (55°F). The month is characterized by higher humidity at 64% and sees about 68 mm (2.7 in) of precipitation over 7 days. In contrast, January experiences milder nights with temperatures dropping to a minimum of 6°C (43°F) and soaring daytime highs of up to 38°C (101°F), averaging 20°C (68°F). This month is significantly drier with only 20 mm (0.8 in) of rainfall over just 1 day and lower humidity at 41%. For a closer look at January's weather, you can visit Chillan weather in January.

When comparing the weather in October and February, significant differences emerge. October experiences a wider temperature range, with minimums around 1°C (34°F) and maximums reaching up to 28°C (82°F). In contrast, February boasts milder nights with a minimum temperature of 8°C (47°F) and highs soaring to 36°C (97°F). Furthermore, October sees more precipitation, averaging 68 mm (2.7 in) over 7 days, while February has a much drier climate, with only 9 mm (0.4 in) over just 2 days. Additionally, October's humidity level is higher at 64%, compared to February's 41%. For more detailed insights into February's climate, you can visit Chillan weather in February.

When comparing the weather in October and March, notable differences emerge. In October, the temperatures range from a chilly minimum of 1°C (34°F) to a pleasant maximum of 28°C (82°F), with an average of 13°C (55°F). The month also experiences moderate precipitation, with 68 mm (2.7 in) falling over about 7 days and humidity levels at 64%. In contrast, March boasts warmer conditions, with minimum temperatures of 4°C (40°F) and a significantly higher maximum of 33°C (91°F), leading to an average of 17°C (63°F). Precipitation is minimal at 19 mm (0.7 in) over just 2 days, and the humidity dips to 48%. For more detailed information on March weather, you can check Chillan weather in March.

In comparing the weather between October and April, both months experience mild temperatures with maximums reaching around 28°C (83°F). However, October tends to be slightly cooler, with average temperatures at 13°C (55°F) compared to April's 14°C (57°F). Precipitation is more frequent in October, with 68 mm (2.7 in) falling over about 7 days, whereas April sees a lower total of 46 mm (1.8 in) across just 4 days. Additionally, humidity levels are a bit higher in October at 64% compared to April's 60%. For a closer look at the specifics of April's weather, check out Chillan weather in April.

When comparing the weather in October and May, it's evident that both months display distinct characteristics. October tends to have milder temperatures, with averages ranging from a low of 1°C (34°F) to a high of 28°C (82°F), while May's temperatures are cooler, ranging from a low of -4°C (26°F) to a high of 23°C (73°F). Notably, May experiences higher precipitation levels with 131 mm (5.2 in) over 8 days, compared to October's 68 mm (2.7 in) over 7 days. Additionally, May's humidity is noticeably higher at 79%, while October's humidity sits at 64%. For more detailed insights, check out Chillan weather in May.

In comparing the weather between October and June, October generally offers milder temperatures, with minimums around 1°C (34°F) and averaging 13°C (55°F), while June sees a colder minimum of -4°C (24°F) and averages only 9°C (48°F). October also experiences warmer maximum temperatures of up to 28°C (82°F), compared to June's peak of 19°C (66°F). However, June is significantly wetter, with total precipitation reaching 256 mm (10.1 in) over 13 days, while October receives only 68 mm (2.7 in) over 7 days. Additionally, the humidity is higher in June at 82%, contrasting with October's 64%. For a deeper look at Chillan's weather specifically in June, you can visit Chillan weather in June.

In comparing the weather between October and July, significant differences can be observed. October features a more varied temperature range, with minimums of 1°C (34°F) and maximums reaching up to 28°C (82°F), averaging around 13°C (55°F). In contrast, July is much cooler, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 19°C (67°F), averaging only 8°C (47°F). Additionally, July experiences higher precipitation levels at 135 mm (5.3 in) across 10 days, compared to October's 68 mm (2.7 in) over 7 days, making July the wetter month. The higher humidity levels in July, at 85%, also contribute to a more uncomfortable atmosphere than the 64% humidity typical of October. For more details on July weather, you can check Chillan weather in July.

In October, the weather in Chillan presents a more moderate temperature range compared to August, with nighttime lows of 1°C (34°F) and daytime highs reaching up to 28°C (82°F), resulting in a comfortable average of 13°C (55°F). In contrast, August's temperatures are cooler, with a minimum of -2°C (29°F) and a maximum of 21°C (71°F), averaging just 9°C (48°F). Additionally, October experiences significantly less precipitation, totaling 68 mm (2.7 in) over about 7 days, while August sees more rainfall at 153 mm (6.0 in) over 11 days, coupled with higher humidity levels at 83%. For a deeper dive into these conditions, you can check Chillan weather in August.

In comparing the weather of October and September, October shows a slight increase in average temperatures, ranging from a minimum of 1°C (34°F) to a maximum of 28°C (82°F), while September's temperatures ranged from -1°C (31°F) to 26°C (79°F). Additionally, October experiences less precipitation, with 68 mm (2.7 in) over 7 days compared to September's 85 mm (3.3 in) over 6 days. Humidity levels are fairly similar, with October at 64% and September slightly higher at 68%. For a more detailed look at September weather, check out Chillan weather in September.

October weather features a broader temperature range, with minimums dipping to 1°C (34°F) and maximums reaching 28°C (82°F), while November enjoys generally milder conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 30°C (86°F). Precipitation is more frequent in October, with an average of 68 mm (2.7 in) over approximately 7 days, compared to November's lighter rainfall of only 29 mm (1.2 in) across just 3 days. Moreover, November tends to be less humid, with a humidity level of 49%, compared to October's 64%. For more detailed insights, check out Chillan weather in November.

October and December offer contrasting weather conditions. In October, temperatures range from a cool minimum of 1°C (34°F) to a warm maximum of 28°C (82°F), with an average of 13°C (55°F). The month also sees moderate rainfall of 68 mm (2.7 in) over about 7 days, and the humidity level is relatively high at 64%. In contrast, December features milder temperatures with a minimum of 7°C (44°F) and a maximum of 33°C (92°F), averaging 19°C (66°F). Notably, December experiences much lower precipitation at just 7 mm (0.3 in) across 2 days and a decrease in humidity to 42%. For a detailed look at December weather, you can check Chillan weather in December.

Compare Chillan's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Chillan

As October unfolds in Chillán, a notable shift in the weather becomes apparent, standing out from the preceding months. The pleasant average temperature of 13°C (55°F) invites outdoor adventures, while the maximum highs occasionally soar to a delightful 28°C (82°F), creating a comfortable warmth that contrasts with the cooler early spring weather. However, October also brings some rainfall, with approximately 68 mm (2.7 inches) spread over seven days, enhancing the lush landscapes just before the invigorating summer air prevails. This month’s humidity level of 64% adds a refreshing touch, making it a unique transition time in Chillán. For more insights into the broader trends influencing this vibrant location, explore Chillan Climate.