October Weather in Izumo, Japan

Last updated: August 21, 2025

In October, the charming city of Izumo, Japan experiences a delightful transition into autumn, with temperatures ranging from a refreshing 9°C (49°F) at night to a pleasant maximum of 30°C (86°F) during the day, averaging around 18°C (65°F). This month is marked by moderate rainfall, receiving about 150 mm (5.9 in) over roughly 12 days, contributing to the region's lush landscapes. With humidity levels around 85%, October in Izumo creates a crisp, invigorating atmosphere, perfect for exploring its rich history and natural beauty.

October Temperature in Izumo

In October, Izumo, Japan, experiences a delightful shift in temperatures as autumn settles in. With minimum temperatures around 9°C (49°F) and comfortable averages rising to 18°C (65°F), this month offers a refreshing reprieve from the summer heat. The maximum temperatures can reach a pleasant 30°C (86°F), providing warm days perfect for outdoor exploration and enjoying the vibrant fall foliage. As the month progresses, the gradual drop from September's warmer averages creates a cozy ambience, making October a lovely time to experience the unique charm of Izumo’s cultural heritage and stunning landscapes.

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

The chart illustrates October temperature patterns in Izumo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Izumo, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414248556571798274645545
Data source: Temperature data for Izumo 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 Izumo

October in Izumo, Japan, marks a transitional period as autumn settles in, bringing with it a noteworthy precipitation amount of 150 mm (5.9 in) over approximately 12 days of rain. This represents a slight decrease compared to the preceding months, which are often characterized by heavier downpours, particularly in July with 290 mm (11.4 in) and August at 252 mm (9.9 in). As summer fades, October's rainfall serves as a gentle reminder of the approaching winter, with significantly drier months like November and December on the horizon, which see far less precipitation. Overall, October's weather contributes to a beautiful autumn landscape, where crisp air and vibrant foliage create a picturesque setting in this charming region of Japan.

October Precipitation Trends in Izumo

The chart displays monthly precipitation patterns in Izumo, 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 Izumo, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec84891251149717329125222615053105
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Izumo

October in Izumo, Japan, marks a notable shift in humidity as the summer months begin to fade. With humidity levels at 85%, this autumn month transitions from the peak summer moisture of 92% in both July and August, exhibiting a slight decrease but still retaining significant dampness. Following September's 87%, October's humidity illustrates a gradual decline towards the cooler, more comfortable winters ahead. The trend showcases Izumo's characteristic high humidity throughout the year, peaking in the warmer months and gently tapering off as the seasons change, creating a unique climate that shapes both the landscape and lifestyle in this beautiful region.

October Average Humidity in Izumo

This chart illustrates the average monthly humidity levels in Izumo, 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 Izumo 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 Izumo

As October rolls in, the UV Index in Izumo, Japan, reveals a moderate shift with a reading of 7, placing it in the high exposure category and allowing for a burn time of 25 minutes. This marks a noticeable decline from the extreme levels seen in the summer months, where indices peaked at 12 in July and August, resulting in a burn time as short as 10 minutes. Meanwhile, earlier months like March and April experienced an uptick to levels of 8 and 11, respectively, highlighting a trend of heightened UV exposure as we transition from winter to summer. As the year progresses towards its colder months with November showing a drop to 5, it's clear that while October offers a reprieve from the summer's blistering sun, protective measures are still advisable. Stay informed and plan your outdoor activities accordingly by checking the latest updates on the Izumo UV Index.

Maximum UV Index Levels in Izumo for October

The chart shows the monthly maximum UV Index (UVI) for Izumo 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 Izumo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121210753
Data source: Izumo 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 Izumo

As October casts its gentle glow over Izumo, Japan, the sun offers 243 hours of warmth and light, a charming continuation of the autumn spectacle. Following the vibrant summer months, which boast an impressive peak of 304 hours in August, October’s sunshine serves as a gentle reminder of the transition into cooler seasons. While the sunny days begin to wane, they still significantly outshine the winter months ahead, such as November and December, which bring lower averages of 224 and 191 hours, respectively. This pattern reflects a gradual decrease as nature prepares for the dormant phase of winter, making October a perfect time to bask in the lingering rays before the shorter days fully take hold.

Monthly Sunshine Duration in Izumo: October Highlighted

The October sunshine duration represents the total number of hours Izumo 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h212h257h279h299h294h280h304h253h243h224h191h
Data source: Izumo October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Izumo During October

In Izumo, Japan, October marks a notable shift in weather patterns, offering a 49% chance of sunny days, the highest for any month in the year. This increase in sunshine follows a trend of fluctuating probabilities, with the sunnier months typically falling in the spring and autumn. After the less sunny summer months, which dip as low as 25% in July and August, October stands out as a breath of fresh air, promising clearer skies before the colder seasons set in. As the leaves begin to turn, residents and visitors alike can look forward to more pleasant outdoor experiences in this picturesque locale.

Percentage of Sunny Days in October in Izumo

The chart illustrates the percentage of sunny days in Izumo 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 Izumo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec30%41%35%44%31%26%25%25%32%49%44%37%
Data source: Izumo October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Izumo in October

As October rolls into Izumo, the rhythm of daylight begins to shift, reflecting the transition from the vibrant warmth of summer to the cool embrace of autumn. With 11 hours of daylight, October marks a slight decline from the longer days of previous months, which peaked in May, June, and July at a comfortable 14 hours. This gradual reduction continues a trend seen throughout the year, where the days start longer in the spring before reaching a zenith in summer, only to gracefully shorten as winter approaches. The lingering light of early October still invites outdoor wanderings, but as November nears, the dwindling hours remind us of nature's changing pace and the cozy indoor moments awaiting us in the colder months.

Average Daylight Hours in Izumo for October

The chart illustrates the variation in daylight duration in Izumo throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 53m11h 58m13h 5m14h 1m14h 29m14h 15m13h 26m12h 22m11h 15m10h 17m9h 48m
Data source: Izumo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Izumo

As autumn settles in, October brings a gentle embrace of cooler breezes to Izumo, Japan, with an average wind speed of 2.9 m/s (6 mph). This marks a slight drop from the preceding months of summer, where consistent winds hovered around 3.0 m/s (7 mph) in both August and September. The transition highlights a notable trend: as the year progresses from the vibrant summer heat into the crispness of fall, wind speeds begin to taper off. Interestingly, this month sets the stage for November's return to more noticeable gusts, increasing to 3.7 m/s (8 mph), suggesting that while October enjoys a quieter wind profile, the onset of winter will soon bring invigorating breezes back to life.

Average October Wind Speed in Izumo

The chart displays monthly wind speed patterns in Izumo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.53.73.63.62.42.63.03.02.9 m/s3.74.4
Data source: Izumo October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Izumo Compares to Other Months

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

In October, the weather is significantly warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 30°C (86°F) and an average of 18°C (65°F). The month also sees substantial rainfall, with about 150 mm (5.9 in) of precipitation over approximately 12 days, combined with high humidity levels of 85%. In contrast, January presents a much cooler climate, with temperatures dipping to a minimum of -4°C (24°F) and only reaching a maximum of 15°C (59°F), averaging around 5°C (42°F). The precipitation decreases to 84 mm (3.3 in) but is spread over 14 days, and humidity is slightly lower at 82%. For a closer look at January weather specifics, check out Izumo weather in January.

October and February present contrasting weather patterns, with October showcasing a warm temperature range from a minimum of 9°C (49°F) to a maximum of 30°C (86°F) and an average of 18°C (65°F). The month experiences significant rainfall, totaling 150 mm (5.9 in) over approximately 12 days, accompanied by high humidity levels at 85%. In stark contrast, February offers much cooler conditions, with temperatures dipping to a minimum of -8°C (19°F) and only reaching an average of 6°C (42°F), peaking at 19°C (67°F). Precipitation is also lower in February, totaling 89 mm (3.5 in) over 14 days, and humidity remains slightly lower at 79%. For more insights on February weather, check out Izumo weather in February.

In October, the weather is generally warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 30°C (86°F), resulting in an average temperature of 18°C (65°F). This month also experiences high humidity at 85% and substantial precipitation of 150 mm (5.9 in) over about 12 days. In contrast, March presents cooler conditions, with temperatures varying from a low of 1°C (34°F) to a high of 21°C (70°F), averaging 9°C (49°F). March has slightly lower precipitation, totaling 125 mm (4.9 in) across 13 days, and a more comfortable humidity level at 73%. For more detailed weather information in March, you can visit Izumo weather in March.

In comparing the weather of October and April, October typically experiences warmer temperatures, with minimums around 9°C (49°F) and maximums reaching up to 30°C (86°F), while April has a cooler range, with lows at 2°C (35°F) and highs peaking at 24°C (75°F). October also sees a higher average humidity level of 85%, compared to April's 74%, contributing to a more humid atmosphere. While both months receive a notable amount of precipitation, October's 150 mm (5.9 in) over 12 days exceeds April's 113 mm (4.5 in) over 10 days. For more specific insights into April's weather, you can check Izumo weather in April.

In October, the weather showcases a broader temperature range with a minimum of 9°C (49°F) and a maximum of 30°C (86°F), averaging 18°C (65°F). This month also experiences significant rainfall, with about 150 mm (5.9 in) spread over 12 days, contributing to a high humidity level of 85%. In contrast, May offers slightly cooler temperatures, starting at a minimum of 8°C (47°F) and reaching a maximum of 27°C (82°F), while maintaining the same average of 18°C (65°F). May sees less rainfall, with only 97 mm (3.8 in) over 8 days and a slightly lower humidity level of 84%. For more detailed information about the weather conditions in May, you can visit Izumo weather in May.

October and June present distinct weather characteristics, reflecting the transition of seasons. In June, temperatures range from a minimum of 13°C (55°F) to a maximum of 32°C (90°F), with an average of 22°C (71°F), making it warmer overall compared to October, where temperatures vary from a low of 9°C (49°F) to a high of 30°C (86°F), averaging 18°C (65°F). June also sees slightly more precipitation, totaling 173 mm (6.8 in) over 13 days, compared to October's 150 mm (5.9 in) over 12 days. Humidity levels are comparable in both months, with October at 85% and June at 86%, but the warmth of June tends to create a more humid feel. For more detailed information about weather in June, check out Izumo weather in June.

When comparing the weather in October and July, we see notable differences in temperature, precipitation, and humidity. October experiences milder temperatures, with a minimum of 9°C (49°F), averaging around 18°C (65°F), and a maximum of 30°C (86°F). In contrast, July is significantly warmer, with minimum temperatures at 19°C (67°F), averaging 26°C (79°F), and peaking at 35°C (94°F). July also sees higher precipitation levels, totaling 290 mm (11.4 in) over about 18 days, compared to October's 150 mm (5.9 in) across 12 days. Additionally, humidity in July is slightly higher at 92% compared to October's 85%. For more details, you can check the Izumo weather in July.

In comparing the weather of October and August, we see notable differences in temperature and precipitation. October typically has a milder range, with minimum temperatures around 9°C (49°F) and an average of 18°C (65°F), while August remains much warmer, with minimums averaging 19°C (67°F) and highs reaching up to 36°C (96°F). Precipitation is also higher in August, with 252 mm (9.9 in) over 14 days, compared to October's 150 mm (5.9 in) over 12 days. Additionally, humidity levels are slightly lower in October at 85% compared to August's 92%, making October more comfortable for outdoor activities. For a detailed look at August weather, check Izumo weather in August.

In comparing the weather of October and September, October generally offers cooler temperatures, with a minimum of 9°C (49°F) and an average of 18°C (65°F), while September features warmer conditions, marked by a minimum of 15°C (59°F) and an average of 23°C (74°F). The maximum temperature in September reaches 34°C (93°F), significantly higher than October's peak of 30°C (86°F). Additionally, September experiences more rainfall, totaling 226 mm (8.9 in) over 15 days, compared to October's 150 mm (5.9 in) over 12 days. Despite slightly lower humidity in October at 85% compared to September's 87%, both months remain rather humid. For a detailed look at September's weather, you can visit Izumo weather in September.

October and November present a noticeable shift in weather patterns. October often showcases a wide temperature range, with minimums around 9°C (49°F) and maximums reaching up to 30°C (86°F), resulting in an average of 18°C (65°F). This month also experiences higher precipitation levels, totaling 150 mm (5.9 in) over about 12 days, contributing to the humidity at 85%. In contrast, November brings cooler temperatures, with lows of 4°C (39°F) and highs around 24°C (76°F), leading to a much lower average of 13°C (55°F). Precipitation decreases significantly to 53 mm (2.1 in) across 9 days, maintaining a slightly lower humidity level of 84%. For more specific details about weather conditions in November, you can check Izumo weather in November.

October and December present contrasting weather conditions that reflect the transition from autumn to winter. In October, temperatures soar with a minimum of 9°C (49°F) and an average high reaching 30°C (86°F), making it relatively warm, while December cools down significantly with minimum temperatures dropping to 0°C (32°F) and an average high of 21°C (69°F). Precipitation in October is notably higher, with 150 mm (5.9 in) falling over 12 days, compared to December’s 105 mm (4.1 in) over 18 days, indicating that while December is wetter, the amount of rain is less intense. Additionally, humidity levels remain similar, with October experiencing 85% humidity and December slightly lower at 82%. For more details about December weather in Izumo, visit Izumo weather in December.

Compare Izumo's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Izumo

As October unfolds in Izumo, the weather presents a delightful shift from the sweltering summer months, making it an ideal time for visitors to explore the region. With temperatures averaging around 18°C, the days are pleasantly warm, yet the nights can dip to a cool 9°C. This month also sees an uptick in precipitation, with 12 rainy days contributing to the lush landscapes. The humidity hovers at 85%, adding a refreshing feel to the autumn air. This transitional month creates a striking contrast compared to the hotter, drier summer, offering a unique blend of comfortable warmth and the crispness of fall. For more insights on the climate specifics, check out Izumo Climate.