October Weather in Setouchi, Japan

Last updated: August 21, 2025

October in Setouchi, Japan brings a delightful mix of mild weather and vibrant autumn hues. With maximum temperatures reaching 27°C (82°F) and an average of 19°C (67°F), the climate is pleasant for outdoor activities. However, visitors should be prepared for occasional rainfall, totaling around 211 mm (8.3 in) over approximately 11 days throughout the month. The humidity lingers at a notable 85%, adding a soft, dewy feel to the air, perfect for enjoying the stunning fall foliage and local festivities. Embrace the serene charm of Setouchi this October!

October Temperature in Setouchi

As October arrives in Setouchi, Japan, temperatures start to cool, transitioning from the warm, summer months. This time of year witnesses delightful averages around 19°C (67°F), making it a pleasant period for outdoor activities. Early autumn sees a minimum of 12°C (54°F), which nudges up warmly by day to a comfortable maximum of 27°C (82°F). Compared to the sweltering highs of summer, October's moderate climate offers a refreshing reprieve, encouraging locals and visitors alike to explore the stunning landscapes adorned in rich fall foliage. This trend of gentle cooling and vibrant scenery makes October an ideal month to experience the beauty of Setouchi without the heat of the preceding months.

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

The chart illustrates October temperature patterns in Setouchi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Setouchi, 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).
JanFebMarAprMayJunJulAugSepOctNovDec434349566471788276675748
Data source: Temperature data for Setouchi 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 Setouchi

In October, Setouchi experiences a notable shift in weather as the region records 211 mm (8.3 in) of precipitation over 11 days. This marks a slight decline from the previous month’s heavier rainfall of 222 mm (8.7 in) in September, yet it continues a trend of significant moisture leading into the autumn months. From the robust 303 mm (11.9 in) in July, precipitation steadily tapers off, with October providing a balanced mix of rain that supports the vibrant fall foliage. The 11 rain days highlight the region's transitional climate, preparing for the drier months ahead as winter approaches. Overall, October’s rainfall not only enriches the local ecosystems but also offers a picturesque backdrop against the changing seasons.

October Precipitation Trends in Setouchi

The chart displays monthly precipitation patterns in Setouchi, 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 Setouchi, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec39551081301311643031732222113852
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Setouchi

In Setouchi, Japan, October brings a noticeable shift in humidity levels, settling at 85%. This marks a decline from the sultry heights of summer, where July and August both peaked at an intense 92%. As the region transitions from the summer's oppressive humidity, September offers a slight reprieve at 87% before October brings in the crispness of approaching autumn. This gradual decrease highlights a typical trend throughout the year: humidity is generally highest during the summer months and begins a steady descent into the fall. Interestingly, while October's levels remain relatively high, they signal the onset of a cooler season, paving the way for dryer conditions in November at 84% and December at 82%.

October Average Humidity in Setouchi

This chart illustrates the average monthly humidity levels in Setouchi, 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 Setouchi is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Setouchi

In October, Setouchi, Japan, experiences a noticeable drop in UV intensity, with the UV Index at 7, categorized as high. This marks a shift from the extreme levels seen during the summer months of July and August, where the index peaked at 12. With a burn time of 25 minutes, October’s conditions encourage a more cautious approach to sun exposure compared to the prior months. This period serves as a gentle reminder that while the sun's intensity may lessen, protective measures remain essential for skin health. For more details, visit Setouchi UV Index.

Maximum UV Index Levels in Setouchi for October

The chart shows the monthly maximum UV Index (UVI) for Setouchi 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 Setouchi typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121110754
Data source: Setouchi 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 Setouchi

October in Setouchi, Japan, offers a delightful interlude of sunshine with 239 hours of brilliant daylight, marking a transition from the warmth of summer to the cooler embrace of autumn. This month sits comfortably amidst the shifting seasonal patterns, showcasing a mild drop from the sun-drenched days of August, which boasts 306 hours. As daylight begins to wane in November, when the region captures 234 hours, October remains a vibrant time, offering an ideal backdrop for outdoor adventures amidst the stunning fall foliage. With a sunlit history of rising hours from winter's 177 to the peak of summer, October's consistent light provides a refreshing reminder of nature's cyclical beauty.

Monthly Sunshine Duration in Setouchi: October Highlighted

The October sunshine duration represents the total number of hours Setouchi 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.
JanFebMarAprMayJunJulAugSepOctNovDec177h225h259h280h295h279h272h306h248h239h234h213h
Data source: Setouchi October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Setouchi During October

In October, Setouchi, Japan, enjoys a notable 57% chance of sunny weather, marking a significant shift from the preceding months. This month stands out as one of the sunniest times of the year, especially when compared to the preceding summer months, which experienced lower percentages of sunshine at around 26% to 31%. Interestingly, October bridges the transition from the hot, humid summer into the crispness of autumn, resulting in more favorable weather for outdoor activities. As November approaches, the likelihood of sunny days remains high at 56%, creating an appealing backdrop for exploring the region's scenic beauty. Thus, October can be considered a gem for those seeking sun-soaked days in Setouchi.

Percentage of Sunny Days in October in Setouchi

The chart illustrates the percentage of sunny days in Setouchi 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 Setouchi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%54%42%48%31%26%29%31%33%57%56%60%
Data source: Setouchi October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Setouchi in October

As autumn settles over Setouchi, Japan, October brings a gentle transition in daylight, with the average duration adjusting to 11 hours. Following the longer days of July and August, which offered up to 14 hours of sunlight, September marks the beginning of a gradual decline in daylight that continues into the cooler months. By October, nature begins to embrace a rich tapestry of autumn colors, and there's a noticeable shift towards shorter days, reminiscent of the earlier months in winter when daylight dips to just 9 hours in December. This ebb and flow of light not only reflects the changing seasons but also sets a serene backdrop for enjoying the picturesque landscapes of Setouchi.

Average Daylight Hours in Setouchi for October

The chart illustrates the variation in daylight duration in Setouchi throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 5m10h 54m11h 58m13h 3m13h 59m14h 26m14h 12m13h 24m12h 21m11h 16m10h 19m9h 50m
Data source: Setouchi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Setouchi

In October, the winds in Setouchi, Japan, begin to pick up slightly, averaging 3.7 m/s (8 mph). This marks a gentle transition from the summer's calmer breezes, which dipped to their lowest in July at 2.9 m/s (6 mph). As autumn sets in, the wind speed starts to recover, hinting at the brisk conditions to come in the following months. Interestingly, while the October winds are milder compared to earlier months, they are part of a consistent trend of increasing speeds as winter approaches, culminating in December's stronger gusts at 5.1 m/s (11 mph). This gradual change not only enhances the charm of the fall landscape but also invites locals and visitors alike to experience the beauty of Setouchi's changing seasons.

Average October Wind Speed in Setouchi

The chart displays monthly wind speed patterns in Setouchi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.94.84.04.04.03.32.93.93.63.7 m/s4.35.1
Data source: Setouchi October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Setouchi Compares to Other Months

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

October and January present starkly contrasting weather patterns. In October, temperatures are much milder, ranging from a minimum of 12°C (54°F) to a maximum of 27°C (82°F), accompanied by significant precipitation of 211 mm (8.3 in) over 11 days and high humidity levels of 85%. In contrast, January experiences much colder temperatures, with a minimum of -2°C (29°F) and a maximum of 14°C (57°F), while precipitation decreases to 39 mm (1.5 in) over just 5 days and humidity levels slightly drop to 82%. For a closer look at January weather specifics, visit Setouchi weather in January.

October and February exhibit striking contrasts in weather. In October, temperatures range from a mild minimum of 12°C (54°F) to a warm maximum of 27°C (82°F), with an average of around 19°C (67°F). This month is also characterized by significant rainfall, totaling 211 mm (8.3 in) over approximately 11 days and high humidity at 85%. In contrast, February is much cooler, with temperatures dipping to a minimum of -3°C (28°F) and averaging 6°C (43°F). The maximum temperature reaches only 15°C (60°F), and the precipitation is considerably lower at 55 mm (2.2 in) across just 6 days, accompanied by a humidity level of 79%. For more detailed information on February weather, you can visit Setouchi weather in February.

In comparing the weather of October and March, October stands out with significantly warmer temperatures, featuring a minimum of 12°C (54°F) and an average of 19°C (67°F), peaking at 27°C (82°F). In contrast, March is much cooler, with temperatures ranging from a chilly 3°C (37°F) to a maximum of 18°C (64°F), and an average of only 9°C (49°F). Additionally, October experiences heavier rainfall, totaling 211 mm (8.3 in) over 11 days, compared to March's 108 mm (4.2 in) over 10 days, although March has lower humidity at 73% compared to October's notable 85%. For more detailed information, refer to Setouchi weather in March.

October and April present distinctly different weather patterns, reflecting the shift between seasons. In October, temperatures are milder, with a minimum of 12°C (54°F) and an average of 19°C (67°F), reaching highs of up to 27°C (82°F). The month is characterized by higher humidity at 85% and considerable precipitation, averaging 211 mm (8.3 in) over 11 days. In contrast, April is cooler, with a minimum temperature of 4°C (40°F) and an average of 13°C (56°F), peaking at 21°C (71°F). It sees less rainfall, totaling about 130 mm (5.1 in) across 9 days, and a lower humidity level of 74%. For more insights into April's weather, check out Setouchi weather in April.

In October, the weather is generally warmer than in May, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 27°C (82°F), compared to May's minimum of 10°C (50°F) and maximum of 25°C (77°F). However, October experiences significantly more rainfall, with an average precipitation of 211 mm (8.3 in) over 11 days, while May sees only 131 mm (5.2 in) across 9 days. The humidity levels are relatively similar, with October at 85% and May at 84%, resulting in a slightly humid feel during both months. For more detailed weather information specifically about May, you can check Setouchi weather in May.

In comparing the weather patterns of October and June, we find notable differences and similarities. October experiences a slightly cooler temperature range, with minimums dropping to 12°C (54°F) and an average of 19°C (67°F), while June starts warmer with a minimum of 15°C (59°F) and an average of 22°C (71°F). Both months reach a maximum of 27°C (80°F) to 27°C (82°F), yet October tends to have more rainfall, featuring 211 mm (8.3 in) over 11 days compared to June's 164 mm (6.5 in) over 12 days. Humidity levels are similar, with October at 85% and June slightly higher at 86%. For more detailed insights about June weather, you can refer to Setouchi weather in June.

October and July reveal distinct weather contrasts. In October, temperatures range from a mild 12°C (54°F) at night to a comfortable average of 19°C (67°F) during the day, peaking at 27°C (82°F). This month also sees about 211 mm (8.3 in) of rainfall over 11 days, paired with a humidity level of 85%. In contrast, July experiences warmer weather, with a minimum temperature of 20°C (69°F) and an average high of 32°C (91°F). Rainfall is more frequent, totaling 303 mm (11.9 in) over 16 days, and humidity is slightly higher at 92%. For more details on July's climate, you can check Setouchi weather in July.

October and August exhibit notable differences in weather patterns. In October, temperatures range from a minimum of 12°C (54°F) to a maximum of 27°C (82°F), with an average of 19°C (67°F). This month also experiences significant precipitation, totaling 211 mm (8.3 in) over 11 days, with humidity levels around 85%. In contrast, August boasts warmer temperatures, with a minimum of 21°C (69°F) and a maximum of 32°C (91°F), averaging 28°C (82°F). Although it receives less rainfall than October—173 mm (6.8 in) over 12 days—August is marked by higher humidity at 92%. For a more detailed look at the weather in August, you can visit Setouchi weather in August.

In comparing the weather between September and October, October experiences a noticeable drop in temperatures, with minimums averaging 12°C and maximums reaching 27°C, whereas September's temperatures range from a minimum of 17°C to a maximum of 31°C. This makes October generally cooler, averaging around 19°C compared to September's average of 24°C. Precipitation levels are similar, with October slightly lower at 211 mm across 11 days, while September has 222 mm spread over 13 days. Humidity remains high in both months, with October at 85% and September slightly higher at 87%. For a detailed look at September's weather, you can check Setouchi weather in September.

October and November display a marked contrast in weather patterns. In October, temperatures range from a mild minimum of 12°C (54°F) to a warm maximum of 27°C (82°F), with an average of 19°C (67°F). However, this month also brings considerable precipitation, totaling 211 mm (8.3 in) over 11 days, coupled with high humidity at 85%. In contrast, November sees a drop in temperatures, with a minimum of 6°C (43°F) and a maximum of 22°C (71°F), averaging around 14°C (57°F). The rainfall is significantly reduced in November, accumulating just 38 mm (1.5 in) over 5 days, while humidity slightly decreases to 84%. For more detailed insights, you can visit Setouchi weather in November.

October and December present contrasting weather patterns. In October, temperatures range from a mild 12°C (54°F) at night to a warm 27°C (82°F) during the day, with an average of 19°C (67°F). This month experiences significant rainfall, totaling 211 mm (8.3 in) over 11 days, contributing to high humidity levels of 85%. In stark contrast, December sees cooler temperatures, with nighttime lows dipping to 1°C (33°F) and daytime highs peaking at 19°C (66°F), averaging just 9°C (48°F). The precipitation drops dramatically to 52 mm (2.0 in) over only 6 days, and humidity slightly decreases to 82%. For more details on the weather in December, you can visit Setouchi weather in December.

Compare Setouchi's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Setouchi

As October unfolds in Setouchi, it marks a distinctive transition from the warmer summer months to a more temperate climate. With an average temperature of 19°C (67°F), days are pleasantly mild, inviting outdoor exploration and autumn festivities. However, this month also ushers in increased humidity, reaching 85%, and rainfall, with 211 mm accumulated across 11 days. This combination creates a refreshing ambiance, perfect for enjoying the stunning fall foliage while preparing for the cooler winter season ahead. For those looking to understand more about the climate and what to expect in this picturesque region, check out Setouchi Climate.