October Weather in Osaka, Japan

Last updated: August 21, 2025

October in Osaka, Japan, showcases a delightful transition as summer gives way to autumn. With maximum temperatures reaching up to 33°C (91°F) and an average of 20°C (67°F), the month offers a pleasant climate, though cool evenings can dip to 8°C (46°F). Rainfall is notable, with 230 mm (9.0 in) of precipitation spread across 12 days, contributing to the city's lush scenery. Humidity remains high at 85%, creating a rich atmosphere filled with the vibrant colors of fall. Experience the unique blend of warmth and coolness as Osaka embraces the beauty of October.

October Temperature in Osaka

In October, Osaka experiences a delightful transition into autumn, with temperatures averaging around 20°C (67°F). This month marks a notable shift from the sweltering summer heat; minimum temperatures dip to 8°C (46°F), while the days can still feel warm, peaking at a maximum of 33°C (91°F). The comfortable average indicates a balance, as the city bids farewell to the humidity of September. As the leaves begin to change, this pleasant climate invites visitors to explore the vibrant streets and seasonal festivities, making October a fantastic time to enjoy all that Osaka has to offer. With the cool air and lovely scenery, it's a perfect month for outdoor adventures and delightful culinary experiences.

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

The chart illustrates October temperature patterns in Osaka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osaka, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424351596874828577675647
Data source: Temperature data for Osaka 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 Osaka

October in Osaka marks a notable peak in precipitation, with 230 mm (9.0 in) of rain falling over 12 days. This significant uptick follows the flourishing summer months, where July and August also experienced high rainfall, but October stands out for its intensity. The city transitions into autumn, experiencing increased moisture that contributes to vibrant fall foliage. As the year progresses, rainfall begins to taper off, particularly in the months following October, suggesting a shift towards drier conditions. This month not only showcases Osaka's wetter side, but also signals the impending changes in weather as the coolness of November approaches.

October Precipitation Trends in Osaka

The chart displays monthly precipitation patterns in Osaka, 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 Osaka, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec46601091351501472821831692304457
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Osaka

October in Osaka experiences a notable shift in humidity, with levels reaching around 85%. As the city transitions from the sweltering heat of summer, where humidity peaks at an intense 93% in July, the air remains notably moist but begins to moderate. Following the high-humidity months of June through September, October's percentage reflects a gradual decline, signaling a shift towards a more pleasant atmosphere. This trend continues into the cooler months of November and December, where humidity stabilizes around 83%. Overall, while October retains significant moisture, it hints at the comfort of autumn's approach, providing a welcome change for residents and visitors alike.

October Average Humidity in Osaka

This chart illustrates the average monthly humidity levels in Osaka, 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 Osaka is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Osaka

As October unfolds in Osaka, Japan, residents can expect a UV Index of 7, placing it in the high exposure category and allowing for a burn time of around 25 minutes. Compared to the preceding months, such as the extreme levels of 11 to 12 experienced during the height of summer, October brings a welcome drop in intensity. However, continued awareness is vital as the UV Index remains significantly higher than in the winter months, where values dip to 4 and below. This pattern illustrates a gradual transition toward autumn, but with health precautions still necessary. For more details on UV levels throughout the year, you can visit Osaka UV Index.

Maximum UV Index Levels in Osaka for October

The chart shows the monthly maximum UV Index (UVI) for Osaka 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 Osaka typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111121110753
Data source: Osaka 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 Osaka

As October unfolds in Osaka, Japan, the city enjoys a delightful 237 hours of sunshine, marking a shift from the peak brightness of summer. This month typically sits just below the sun-soaked days of August, which boasts a generous 305 hours, capturing the essence of summer’s warmth. As the year progresses, October weather blends the lingering warmth of past months with the crispness of autumn, setting the stage for pleasant outdoor activities. After the vibrant energy of September, with 242 hours of sunshine, October’s light continues to shine, providing a gentle transition towards the cooler, cloudier days of late fall. The steady trend of decreasing sunshine hours indicates the imminent arrival of winter, but October still radiates with a lovely glow, perfect for exploring Osaka's beautiful parks and cultural sites.

Monthly Sunshine Duration in Osaka: October Highlighted

The October sunshine duration represents the total number of hours Osaka 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.
JanFebMarAprMayJunJulAugSepOctNovDec185h229h265h279h291h268h258h305h242h237h236h221h
Data source: Osaka October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Osaka During October

In October, Osaka enjoys a notable boost in sunlight with a 53% chance of sunny weather, making it one of the sunniest months of the year. This marks a shift from the typically lower probabilities seen in the summer months, such as June's 24% and July's 32%, highlighting a gradual transition toward clearer skies. Interestingly, October's sunshine levels also surpass those in the preceding month of September, which has a 30% chance of sunny days. As autumn unfolds, residents and visitors alike can look forward to more pleasant, sunny days, making it an ideal time to explore the city’s vibrant parks and stunning fall foliage.

Percentage of Sunny Days in October in Osaka

The chart illustrates the percentage of sunny days in Osaka 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 Osaka experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%52%41%45%29%24%32%28%30%53%52%57%
Data source: Osaka October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Osaka in October

As autumn settles in, October in Osaka experiences a gentle decline in daylight duration, with the hours of sunlight averaging around 11 hours. This reflects a subtle shift from the longer days of summer, as both July and June peak at 14 hours of daylight. The transition into fall sees a gradual easing, from the earlier stretches of daylight in May and June down to 12 hours in September. As the leaves begin to change, this decrease signals the approach of shorter days ahead, with November and December only offering 10 and 9 hours of daylight, respectively. Overall, October serves as a beautiful bridge between the vibrant summer and the serene calm of winter, inviting residents to embrace the cool, cozy days ahead.

Average Daylight Hours in Osaka for October

The chart illustrates the variation in daylight duration in Osaka 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 58m14h 25m14h 12m13h 24m12h 21m11h 16m10h 20m9h 51m
Data source: Osaka daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Osaka

As October rolls into Osaka, the gentle breeze picks up a touch of coolness, bringing an average wind speed of 2.2 m/s (5 mph). This marks a consistent trend seen throughout the autumn months, with wind speeds remaining fairly low but stable since September. The shift from summer’s more humid, warmer days is palpable, yet the winds are neither fierce nor overpowering. Instead, they play a subtle role in the transition to cooler weather, creating a refreshing atmosphere that invites residents and visitors alike to savor the beautiful fall scenery. As the city prepares for November, it's clear that the winds, while mild, continue to contribute to Osaka's charm during this vibrant season.

Average October Wind Speed in Osaka

The chart displays monthly wind speed patterns in Osaka, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.93.12.72.72.71.82.02.42.22.2 m/s2.32.8
Data source: Osaka October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Osaka Compares to Other Months

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

October and January present quite contrasting weather conditions. In October, temperatures range from a mild 8°C (46°F) at night to a warm 33°C (91°F) during the day, with an average temperature of 20°C (67°F). The month experiences significant rainfall, totaling around 230 mm (9.0 in) over 12 days, while humidity remains high at 85%. In stark contrast, January sees much cooler temperatures, with a minimum of -3°C (26°F) and a maximum of 18°C (64°F), averaging just 6°C (42°F). Precipitation drops significantly to 46 mm (1.8 in) over only 6 days, accompanied by slightly lower humidity at 82%. For more details about January conditions, you can check Osaka weather in January.

October and February present strikingly different weather conditions. October boasts a warm range of temperatures, with a minimum of 8°C (46°F), an average of 20°C (67°F), and maximums reaching up to 33°C (91°F). This month typically experiences significant precipitation, totaling around 230 mm (9.0 in) over about 12 days, accompanied by high humidity levels of 85%. In contrast, February offers a cooler climate, with temperatures dipping as low as -3°C (26°F), averaging 6°C (43°F), and peaking at 20°C (68°F). Precipitation is considerably lower at 60 mm (2.3 in) over just 6 days, and humidity is slightly reduced at 79%. For more details, check out Osaka weather in February.

October and March present quite distinct weather conditions, with October characterized by warmer temperatures and higher humidity. In October, temperatures range from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), with an average of 20°C (67°F). The month also sees significant rainfall, with a total precipitation of 230 mm (9.0 in) over 12 days and humidity levels hovering at 85%. In contrast, March offers cooler temperatures, starting from a chilly minimum of -1°C (31°F) and peaking at 23°C (73°F), averaging around 10°C (51°F). With only 109 mm (4.3 in) of precipitation spread over 11 days and a humidity of 74%, March is notably drier and less humid. For more details on the specific weather in March, you can check Osaka weather in March.

October and April present contrasting weather patterns. In October, temperatures range from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), with an average of 20°C (67°F). This month also sees substantial rainfall, totaling 230 mm (9.0 in) over about 12 days, and a higher humidity level of 85%. In contrast, April features milder temperatures, with a minimum of 3°C (37°F) and a maximum of 26°C (79°F), resulting in an average of 15°C (59°F). Precipitation in April is lower at 135 mm (5.3 in) over about 10 days, accompanied by a humidity level of 76%. For more details, you can check Osaka weather in April.

In comparing October and May, both months share similar average temperatures, ranging around 20°C (67°F), but October can reach higher maximums of 33°C (91°F) compared to May's 31°C (88°F). While both months start with a minimum temperature of 8°C, October experiences significantly higher precipitation, with 230 mm (9.0 in) over 12 days, in contrast to May's 150 mm (5.9 in) across just 10 days. Humidity levels are also slightly higher in October at 85% compared to 83% in May, contributing to a more humid atmosphere during the fall transition. For a more detailed look at May's climate, you can explore Osaka weather in May.

In October, the weather sees a pronounced drop in temperatures, with a minimum of 8°C (46°F) and an average of 20°C (67°F), making it generally cooler compared to June, where temperatures range from a minimum of 14°C (58°F) to an average of 24°C (75°F). Both months experience similar precipitation days, with October receiving 230 mm (9.0 in) and June 147 mm (5.8 in), but October is significantly wetter overall. Humidity levels remain comparably high in both months, at 85% for October and 87% for June, contributing to a muggy feel. For more detailed insights into June weather, you can explore Osaka weather in June.

In comparing the weather between October and July, October typically features more moderate temperatures, with lows around 8°C (46°F) and highs reaching 33°C (91°F). In contrast, July experiences much warmer conditions, with minimum temperatures of 20°C (69°F) and maximums soaring to 37°C (99°F). While October has an average rainfall of 230 mm (9.0 in) over 12 days, July sees slightly heavier precipitation at 282 mm (11.1 in) across 18 days, along with higher humidity levels at 93% compared to October's 85%. For more detailed information, visit Osaka weather in July.

October and August offer contrasting weather experiences. In October, temperatures range from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), with an average of 20°C (67°F). The month sees approximately 230 mm (9.0 in) of precipitation over 12 days, accompanied by a humidity level of 85%. In comparison, August is warmer, with a minimum temperature of 19°C (66°F) and a maximum of 38°C (101°F), averaging 29°C (85°F). It experiences slightly less precipitation at 183 mm (7.2 in) over the same number of days, but humidity is a bit higher at 91%. For more details on the weather in August, you can refer to Osaka weather in August.

October weather contrasts notably with September, showcasing a drop in both temperature and precipitation. In October, the minimum temperature dips to 8°C (46°F), while the average temperature rounds out at 20°C (67°F), significantly cooler than September's minimum of 15°C (59°F) and average of 25°C (78°F). Additionally, October sees a maximum temperature of 33°C (91°F), lower than the peak of 37°C (99°F) recorded in September.

Precipitation increases in October, with 230 mm (9.0 in) over 12 days compared to September's 169 mm (6.7 in) across 15 days, indicating that while October may experience more rain, it does so over fewer days. The humidity remains relatively high in both months, with October at 85% and September slightly higher at 87%. For more details on September's conditions, you can check Osaka weather in September.

In comparing the weather of October and November, it's clear that October is significantly warmer and wetter. October experiences a broader temperature range, with minimums around 8°C (46°F) and maximums reaching up to 33°C (91°F), while November sees cooler temperatures, ranging from a minimum of 2°C (35°F) to a maximum of 25°C (78°F). Precipitation also drops dramatically in November, with only 44 mm (1.7 in) over 6 days compared to October's 230 mm (9.0 in) over 12 days. Humidity levels remain relatively consistent, hovering around 85% in October and slightly lower at 83% in November. For more details about November weather, visit Osaka weather in November.

October and December present a stark contrast in weather conditions. In October, temperatures can range significantly from a minimum of 8°C (46°F) to a maximum of 33°C (91°F), with an average of 20°C (67°F). This month also sees considerable rainfall, with precipitation reaching 230 mm (9.0 in) over approximately 12 days, accompanied by high humidity at 85%. In contrast, December experiences much cooler temperatures, with a minimum of -1°C (30°F) and a maximum of 22°C (71°F), averaging around 8°C (47°F). Rainfall decreases significantly to 57 mm (2.2 in) over just 6 days, and humidity levels drop slightly to 83%. For more information on December's climate specifics, you can check Osaka weather in December.

Compare Osaka's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Osaka

As October rolls into Osaka, you'll experience a noticeable transition in the weather compared to the sweltering summer months. The average temperature settles around a refreshing 20°C (67°F), offering a pleasant escape from the previous heat, with maximum temperatures still reaching up to 33°C (91°F) early in the month before gradually cooling. This month also marks a significant uptick in precipitation, as 230 mm of rain falls across approximately 12 days, contributing to the region's lush autumn foliage. Additionally, the humidity remains high at 85%, creating a unique blend of crisp and moist air that defines Osaka in October. For a deeper dive into how this month fits into the broader climate patterns, check out Osaka Climate.