September Weather in Kurashiki, Japan

Last updated: August 21, 2025

September in Kurashiki, Japan brings a blend of warm temperatures and considerable humidity, making it a uniquely vibrant month. The maximum temperature can reach up to 33°C (91°F), while the average hovers around 25°C (77°F), providing a pleasant climate for outdoor activities. However, as the month progresses, expect a refreshing dip to a minimum temperature of 18°C (65°F). Rainfall is not uncommon, with 187 mm (7.3 in) spread over approximately 12 days, contributing to the region's lush landscapes. The humidity, at an impressive 87%, adds to the rich atmosphere, creating a feeling of warmth and vitality that characterizes this time of year in Kurashiki.

September Temperature in Kurashiki

In September, Kurashiki transitions from the sizzling summer to a more temperate climate, with temperatures ranging from a comfortable 18°C (65°F) to a peak of 33°C (91°F). The average temperature settles at a pleasant 25°C (77°F), making it an ideal time for outdoor activities and exploration. Compared to August's sweltering conditions, this month brings a refreshing shift as nights cool down and the oppressive heat recedes. Overall, September strikes a harmonious balance, offering warm days for relaxation and mild evenings perfect for enjoying the scenic beauty of Kurashiki.

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

The chart illustrates September temperature patterns in Kurashiki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kurashiki, 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).
JanFebMarAprMayJunJulAugSepOctNovDec444450576571798277685848
Data source: Temperature data for Kurashiki 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 Kurashiki

In September, Kurashiki experiences a significant uptick in rainfall, with precipitation reaching 187 mm (7.3 inches) over 12 days. This marks a continuation of the trend seen through the summer months, where July and August brought substantial showers, culminating in September's heavy rainfall. As the region transitions towards autumn, the pattern suggests a gradual increase in precipitation, peaking in this month just before the next slight drop in October, which sees 193 mm (7.6 inches). The increased rainfall in September not only restores the lush greenery of the area but also indicates the region's climatic resilience, preparing it for the drier months ahead.

September Precipitation Trends in Kurashiki

The chart displays monthly precipitation patterns in Kurashiki, 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 Kurashiki, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec41561001261211502791441871933850
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kurashiki

In September, humidity in Kurashiki, Japan, remains noticeably high at 87%, continuing the trend established during the sweltering summer months. Following the peak levels of 92% observed in both July and August, the slight decrease in September signals the onset of autumn, when the air begins to cool but still retains a significant amount of moisture. This month captures the tail end of the intense summer humidity, as the region transitions towards the slightly drier air of October, which sees a dip to 85%. Overall, this trend highlights Kurashiki's humid subtropical climate, characterized by summer highs and a gradual easing into more moderate levels as the year progresses.

September Average Humidity in Kurashiki

This chart illustrates the average monthly humidity levels in Kurashiki, 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 Kurashiki 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 September generated using information from the Copernicus Climate Change Service.

September UV Index in Kurashiki

As summer transitions into fall, September in Kurashiki, Japan, showcases a notable shift in the UV Index. Registering at a UV Index of 10, it falls into the very high exposure category, requiring just 15 minutes of unprotected sun exposure for skin to begin burning. This slight decrease from the extreme levels seen in July and August indicates a more moderate, albeit still intense, sun intensity. It's a reminder for residents and visitors alike to remain vigilant about sun protection, especially during midday hours. To plan accordingly for your outdoor activities, check out the detailed forecast at Kurashiki UV Index.

Maximum UV Index Levels in Kurashiki for September

The chart shows the monthly maximum UV Index (UVI) for Kurashiki 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 Kurashiki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121210754
Data source: Kurashiki 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 Kurashiki

As September arrives in Kurashiki, Japan, the city typically basks in 255 hours of sunshine, marking a gentle transition from the vibrant summer months. Following August's peak of 306 hours, the sunlight begins to wane, yet September still boasts an impressive amount of brightness, making it an ideal time for outdoor activities and enjoying the picturesque scenery. This month sits comfortably between the summer's lively glow and the cooler, cloudier days of autumn, as the city experiences a delightful blend of warmth and a hint of crispness in the air. With sunlight hours gradually decreasing, September serves as a reminder of nature's cycles, inviting both residents and visitors to revel in the lingering warmth of summer before the seasonal shift fully takes hold.

Monthly Sunshine Duration in Kurashiki: September Highlighted

The September sunshine duration represents the total number of hours Kurashiki 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.
JanFebMarAprMayJunJulAugSepOctNovDec181h230h266h282h298h284h279h306h255h243h234h216h
Data source: Kurashiki September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kurashiki During September

September in Kurashiki, Japan, offers a moderate chance of sunny weather, sitting at 32%. This marks a slight improvement from the dismal sunshine percentages seen during the rainy summer months of June and July, which dip to 26% and 25%, respectively. As the seasons transition towards autumn, the likelihood of clearer skies begins to rise, with October promising much brighter forecasts at 56%. Comparing September's numbers to earlier months, it's evident that sunshine becomes more prevalent as the year progresses, with a notable peak in December at 63%. This trend suggests that while September might still feel a bit cloudy, the upcoming months hold greater potential for enjoying the warmth of the sun.

Percentage of Sunny Days in September in Kurashiki

The chart illustrates the percentage of sunny days in Kurashiki 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 Kurashiki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%56%41%47%33%26%25%31%32%56%57%63%
Data source: Kurashiki September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kurashiki in September

In September, daylight in Kurashiki, Japan begins to wane slightly, offering about 12 hours of light as summer transitions into autumn. This month follows a vibrant peak in June and July, where daylight reached a generous 14 hours. As the seasons change, September marks a gradual decline, paralleled by the earlier months of the year that saw 10 to 11 hours of daylight. This gentle decrease signals the onset of cooler weather and the harvest season, allowing residents to enjoy the crispness of fall while still relishing longer daylight hours compared to the upcoming months of October and November. The rhythm of daylight throughout the year beautifully encapsulates the shifting seasons, providing a unique backdrop for life in this charming city.

Average Daylight Hours in Kurashiki for September

The chart illustrates the variation in daylight duration in Kurashiki throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 6m10h 55m11h 58m13h 3m13h 57m14h 25m14h 11m13h 23m12h 21m11h 17m10h 20m9h 52m
Data source: Kurashiki daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kurashiki

As September breezes sweep through Kurashiki, Japan, the average wind speed gently rises to 3.2 m/s (7 mph), offering a slight lift compared to the calm of summer months. This marked increase signifies a transition as the region begins to embrace the refreshing embrace of autumn. The wind, while soft, carries whispers of change, reminiscent of January’s brisk conditions at 4.6 m/s (10 mph) and February’s similar chill. Notably, the winds in September are a touch stronger than the sultry summer months of June and July, which recorded their lowest speeds at 2.6 m/s (6 mph) and 3.0 m/s (7 mph), respectively. This subtle uptick prepares the landscape for the flurry of colors that autumn brings, while the winds in November and December look to reclaim their brisker personas, making this month a delightful interlude.

Average September Wind Speed in Kurashiki

The chart displays monthly wind speed patterns in Kurashiki, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.64.93.83.73.72.63.03.13.2 m/s3.04.04.9
Data source: Kurashiki September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kurashiki Compares to Other Months

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

September and January present stark contrasts in weather. In September, temperatures range from a mild 18°C (65°F) at night to a hot 33°C (91°F) during the day, with an average of 25°C (77°F). The month is characterized by high humidity at 87% and significant rainfall, with precipitation totaling 187 mm (7.3 in) over 12 days. In contrast, January brings a chilly atmosphere, with temperatures dropping to a minimum of -1°C (30°F) and peaking at just 15°C (59°F), averaging around 7°C (44°F). This month sees much lower precipitation, totaling 41 mm (1.6 in) over only 5 days, and a slightly lower humidity of 82%. For more details, check out Kurashiki weather in January.

September and February present strikingly different weather patterns. September boasts warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), reaching highs of 33°C (91°F). In contrast, February experiences a much cooler climate, with temperatures ranging from a chilly -1°C (31°F) to a mild maximum of 16°C (61°F). Additionally, September is marked by higher precipitation, totaling 187 mm (7.3 in) over approximately 12 rainy days, while February sees significantly less rain at 56 mm (2.2 in) across just 6 days. The humidity levels also differ, with September being more humid at 87% compared to February's 79%. For more detailed information on February weather, check out Kurashiki weather in February.

September and March present starkly contrasting weather conditions. September boasts warmer temperatures, with averages soaring to 25°C (77°F) and maximums reaching 33°C (91°F), while humidity remains high at 87%. In contrast, March experiences cooler temperatures, with an average of just 10°C (50°F) and maximums peaking at 18°C (65°F). Additionally, March sees significantly less rainfall, with 100 mm (3.9 in) over 9 days, compared to September’s 187 mm (7.3 in) across 12 days. For a closer look at March weather specifics, you can visit Kurashiki weather in March.

When comparing the weather in September and April, it's evident that September tends to be much warmer and more humid. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 33°C (91°F), with an average temperature of 25°C (77°F) and high humidity at 87%. Conversely, April experiences cooler temperatures, with a minimum of 5°C (40°F), an average of 14°C (57°F), and a maximum of 22°C (72°F). Additionally, April has less precipitation, averaging 126 mm (5.0 in) over 9 days, compared to September's 187 mm (7.3 in) across 12 days. For more detailed information about the weather specifics in April, you can visit Kurashiki weather in April.

In September, the weather is notably warmer, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 33°C (91°F) and an average of 25°C (77°F). This month also experiences higher precipitation, totaling 187 mm (7.3 in) over about 12 days, alongside a humidity level of 87%. In contrast, May has milder temperatures, with a minimum of 10°C (51°F), an average of 18°C (65°F), and a maximum of 27°C (81°F). The precipitation in May is lower at 121 mm (4.8 in), occurring over 9 days, and humidity is slightly less at 84%. For more details on the weather patterns, you can visit Kurashiki weather in May.

September's weather is warmer and more humid compared to June, with average temperatures reaching 25°C (77°F) and highs of 33°C (91°F), contrasted with June's average of 22°C (72°F) and a maximum of 28°C (83°F). Additionally, September experiences more rainfall, with precipitation totaling 187 mm (7.3 in) over 12 days, while June sees 150 mm (5.9 in) of rain across 11 days. Both months maintain similar humidity levels, around 86-87%, but September's conditions feel more oppressive due to higher temperatures. For a detailed look at June weather specifically, you can visit Kurashiki weather in June.

In comparing the weather between July and September, it's evident that both months experience relatively warm temperatures, with September having a slightly lower average temperature of 25°C (77°F) compared to July’s 26°C (79°F). July showcases higher minimum and maximum temperatures—ranging from 21°C (69°F) to 32°C (91°F)—while September's range spans from 18°C (65°F) to 33°C (91°F). Additionally, July sees more precipitation, with 279 mm (11.0 in) over 16 days, whereas September experiences 187 mm (7.3 in) across 12 days, highlighting a drier trend as summer transitions into fall. Humidity levels are slightly elevated in July at 92%, compared to 87% in September, suggesting that July feels more oppressive overall. For those interested in the specifics of July weather, Kurashiki weather in July provides detailed insights.

In comparing the weather between August and September, we see a notable shift in temperature and precipitation patterns. August tends to be slightly warmer, with average temperatures reaching 28°C (83°F), compared to September's average of 25°C (77°F). However, both months experience similar maximum temperatures of around 33°C (91°F). Humidity is higher in August at 92%, while September shows a decrease to 87%. Regarding rainfall, September sees a rise in precipitation to 187 mm (7.3 in) over 12 days, whereas August has a lower total of 144 mm (5.7 in) across 10 days. For more details on weather specifics, you can refer to Kurashiki weather in August.

September and October exhibit notable differences in weather patterns. September tends to be warmer, with average temperatures around 25°C (77°F) and maximums reaching up to 33°C (91°F), while October cools down to an average of 20°C (68°F) and a maximum of 29°C (84°F). Both months experience significant precipitation, with September recording 187 mm (7.3 in) over 12 days and October slightly higher at 193 mm (7.6 in) over 11 days. Despite the increased rainfall in October, humidity remains relatively high, averaging 85% compared to 87% in September. For more details about October's weather, you can visit Kurashiki weather in October.

September and November showcase a significant contrast in weather patterns. In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 33°C (91°F), with an average of 25°C (77°F), accompanied by high humidity at 87%. The month is also marked by substantial rainfall, with 187 mm (7.3 in) falling over 12 days. In stark contrast, November experiences cooler temperatures, with a minimum of 6°C (43°F), an average of 14°C (58°F), and a maximum of 22°C (72°F). This month sees much less precipitation, totaling 38 mm (1.5 in) across just 5 days, while humidity remains relatively high at 84%. For a detailed look at November weather, visit Kurashiki weather in November.

September weather features much warmer temperatures, with a minimum of 18°C (65°F) and an average of 25°C (77°F), peaking at a high of 33°C (91°F). The month is also relatively wet, receiving 187 mm (7.3 in) of precipitation over 12 days, accompanied by high humidity at 87%. In contrast, December brings a significant drop in temperature, with minimums dipping to 2°C (35°F) and an average of just 9°C (48°F), reaching a maximum of 20°C (67°F). Additionally, December is considerably drier, with only 50 mm (2.0 in) of precipitation over just 7 days and humidity slightly lower at 82%. For more details on the December climate, you can visit Kurashiki weather in December.

Compare Kurashiki's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kurashiki

As September graces Kurashiki, it heralds a transition from the rigors of summer to the gentler embrace of autumn. With temperatures ranging from warm days to cooler nights, this month stands out for its notable humidity and increased rainfall, averaging around 187 mm over approximately half the month. Unlike the scorching heat of July and August, September's climate fosters a more comfortable outdoor experience while still maintaining the lush greenery nourished by the frequent showers. For those planning a visit or looking to understand the local climate better, you can explore more details at Kurashiki Climate.