Last updated: August 21, 2025
In Kobe, Japan, September unveils a dynamic climate, characterized by a maximum temperature soaring to 35°C (96°F) and a comfortable average of 25°C (77°F). As the season transitions, the minimum temperature dips to a refreshing 15°C (59°F), making for pleasant evenings. However, travelers should prepare for the frequent rain that adds a splash of vitality to the city, with precipitation amounting to 197 mm (7.8 in) over 14 wet days. Accompanied by a high humidity level of 87%, September in Kobe is a month where summer warmth meets the early whispers of autumn, creating an atmospheric blend that captivates both locals and visitors alike.
In September, Kobe, Japan, begins to transition from the sweltering summer months to a milder autumn climate. The temperatures during this time showcase a delightful shift, with minimums averaging around 15°C (59°F) and maximums peaking at 35°C (96°F). This month holds a comfortable average temperature of 25°C (77°F), offering warm days that are perfect for outdoor exploration. As the humidity fades and cool breezes start to sweep in, visitors can expect pleasant weather ideal for enjoying Kobe’s vibrant culture and breathtaking scenery. This gradual cooling marks the onset of autumn, setting the stage for a beautiful seasonal change in the city.
September in Kobe, Japan, sees a substantial precipitation amount of 197 mm (7.8 in), marking it as a significant month for rainfall. This trend follows the intense downpours of July, which recorded 317 mm—the highest of the year—before tapering off in August with 210 mm. With rain spread over 14 days, September maintains a steady rhythm of precipitation, setting the stage for the heavier rains that typically come in October (235 mm). This gradual increase from the summer months indicates a transitional phase in Kobe’s climate, as the region shifts towards its wetter autumn season.
In September, Kobe experiences a significant drop in humidity from the sweltering heights of summer, with levels at 87%. This month marks a cool transition, as the city shifts from the peak summer humidity of 93% in July and 91% in August. While still relatively high, September's humidity provides a refreshing reprieve as autumn approaches. Throughout the year, humidity fluctuates noticeably, peaking in the summer months and tapering off in the fall. Overall, September's moisture levels reflect a slower descent in humidity that hints at the cooler, more temperate months ahead while maintaining the city’s characteristic coastal energy.
As summer fades in Kobe, Japan, September brings a drop in the UV Index to 10, categorized as very high, which means a burn time of just 15 minutes for unprotected skin. This decline continues from the extreme levels experienced throughout the peak summer months of June to August, where the UV Index consistently reached 11. However, September still retains significant UV intensity, alerting residents and visitors alike to take precautions. As we transition into fall, the UV Index gradually decreases into October, where it settles at 7. With the sun still shining brightly, staying informed about the UV levels remains essential. For detailed insights, check out the Kobe UV Index.
UV Risk Categories
As summer gives way to autumn, September in Kobe, Japan, offers a warm farewell with an impressive 245 hours of sunshine. This month stands out after the sun-drenched August, which basked in 307 hours, showcasing Kobe’s peak summer brilliance. Following a steady climb from January to May, where daylight hours consistently rose, September sees a slight dip as the season transitions. Interestingly, the sunny hours in September are still notably higher than the earlier months, reflecting the region's enduring warmth as it shifts towards cooler temperatures. This gradual change hints at the beauty of each season, inviting both locals and visitors to savor the lingering brightness before autumn fully sets in.
In Kobe, Japan, the likelihood of sunny weather in September stands at 30%, which reflects a notable dip compared to the more promising months surrounding it. Following the hot summer season, where sunny days hover around 31% in July and a mere 28% in August, September continues this trend with limited sunshine. However, as the year progresses into October, the chances for clear skies bounce back to 55%, indicating that as the summer heat subsides, so does the frequency of sunny days. This pattern highlights a shift from the drier, sunnier months of late spring into the rainier, more humid conditions of late summer and early autumn in the region.
As summer gently gives way to autumn in Kobe, Japan, September witnesses a transition in daylight duration, offering about 12 hours of light each day. Following the peak of 14 hours experienced in June and July, this month reflects a gradual decline, aligning with the approach of shorter days typical of fall. The steady decrease from the vibrant daylight of May and June signals a shift toward cozy autumn evenings, creating a perfect backdrop for seasonal festivities. As daylight hours taper off, residents and visitors alike find themselves embracing the changing environment, with the fading sun casting a warm glow over the cityscape, inviting all to savor the beauty of the season.
As the summer heat begins to wane, September in Kobe heralds a gentle shift in the winds. The average wind speed dips to 2.5 m/s (6 mph), a notable decline from the more robust summer breezes and lower than the preceding months, such as August, which saw 2.9 m/s (6 mph). This drop signifies a transitionary period where the city feels a softer breeze, hinting at the cool embrace of autumn on the horizon. Looking ahead, the wind speeds gradually pick up again in the months following, suggesting the city’s atmospheric dance continues to change with the seasons, reminding residents and visitors alike of nature's subtle rhythms.
Weather in Kobe varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Kobe, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather conditions. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F), making it a warm month often marked by high humidity at 87% and considerable rainfall of 197 mm (7.8 in) over approximately 14 days. In sharp contrast, January brings a chillier climate characterized by temperatures between -2°C (29°F) and 16°C (61°F), averaging around 6°C (43°F). The precipitation is notably lower at 45 mm (1.8 in) and occurs over just 5 days, accompanied by slightly lower humidity at 82%. For more detailed information, you can check the Kobe weather in January.
September and February present stark contrasts in weather. In September, temperatures range from a mild 15°C (59°F) to a sweltering 35°C (96°F), with an average of 25°C (77°F). This month experiences significant rainfall, totaling 197 mm (7.8 inches) over 14 days, contributing to a high humidity level of 87%. In contrast, February showcases much cooler temperatures, with a minimum of -2°C (28°F), an average of 6°C (44°F), and a maximum of 18°C (65°F). Precipitation is notably lower in February, with only 57 mm (2.3 inches) spread across just six days, and humidity at a relatively lower 79%. For more detailed information, you can check Kobe weather in February.
In September, the weather is significantly warmer, with temperatures ranging from a minimum of 15°C (59°F) to a max of 35°C (96°F) and an average of 25°C (77°F). Humidity is notably high at 87%, and the month experiences considerable rainfall, totaling 197 mm (7.8 in) over approximately 14 days. In contrast, March offers a much cooler climate, with temperatures ranging from a minimum of 1°C (34°F) to a maximum of 21°C (71°F), averaging just 10°C (51°F). The precipitation is also lower, at 109 mm (4.3 in) over 10 days, and humidity stands at a more moderate 74%. Overall, September is a warm and humid month, while March is characterized by cooler temperatures and less moisture. For more detailed information, you can check Kobe weather in March.
September and April present contrasting weather profiles. In September, temperatures are significantly warmer, with a minimum of 15°C (59°F) and a maximum of 35°C (96°F), averaging around 25°C (77°F). This month also sees high humidity at 87% and considerable rainfall, totaling 197 mm (7.8 in) over 14 days. In contrast, April experiences much cooler conditions, starting with a minimum of 4°C (39°F) and a maximum of 25°C (77°F), while the average temperature is just 15°C (59°F). Precipitation is lighter in April, with 137 mm (5.4 in) recorded over 9 days and humidity levels at 76%. For more detailed information about April's climate, visit Kobe weather in April.
In comparing the weather between September and May, September tends to be warmer and more humid. The temperatures in September range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F), while May experiences cooler conditions with temperatures fluctuating between 10°C (50°F) and 30°C (86°F), averaging 20°C (68°F). Additionally, September sees more precipitation, totaling 197 mm (7.8 in) over 14 days, compared to May’s 154 mm (6.0 in) over just 10 days. Despite the slight difference in humidity, with September at 87% and May at 83%, both months are relatively humid, making September feel more oppressive. For additional details, you can check out Kobe weather in May.
September and June display notable differences in temperature and precipitation despite having similar humidity levels at 87%. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). In contrast, June has a slightly cooler temperature range, with a minimum of 15°C (58°F) and a maximum of 31°C (88°F), averaging 23°C (74°F). Additionally, September experiences higher precipitation, totaling 197 mm (7.8 in) over 14 days, while June sees 153 mm (6.0 in) over 13 days. For more information on June weather, you can refer to Kobe weather in June.
In comparing the weather between September and July, September typically presents a more moderate temperature range, with minimums of 15°C (59°F) and maximums reaching up to 35°C (96°F), while July remains warmer overall, with minimum temperatures around 21°C (69°F) and maximums peaking at 36°C (97°F). Precipitation levels are significantly higher in July, accumulating 317 mm (12.5 in) over an average of 20 days, compared to September's 197 mm (7.8 in) over 14 days. Additionally, humidity levels are slightly lower in September at 87% versus July's 93%, making the latter feel more oppressive. For a more detailed look at July weather in Kobe, visit Kobe weather in July.
In comparing the weather between September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), while August is warmer, offering a minimum of 20°C (68°F) and a maximum of 37°C (98°F). Both months experience similar levels of precipitation, with September receiving 197 mm (7.8 in) and August slightly higher at 210 mm (8.3 in), each experiencing rainfall on about 14 days. Humidity remains high in both months, though September at 87% is slightly lower than August's 91%. For a detailed look at the weather specifics during August, you can check Kobe weather in August.
September brings warmer temperatures, with averages reaching up to 25°C (77°F) and highs hitting 35°C (96°F), along with significant rainfall totaling 197 mm (7.8 in) over 14 days. In contrast, October cools down slightly, featuring an average temperature of 20°C (68°F) and a maximum of 31°C (87°F). While October experiences even more rainfall, totaling 235 mm (9.2 in) over just 12 days, the humidity remains relatively high at 85%. For a more detailed look at the October climate, you can explore Kobe weather in October.
September and November weather differ significantly, showcasing the transition from late summer to autumn. In September, temperatures range from a minimum of 15°C (59°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). The month is also characterized by high humidity at 87% and substantial rainfall, accumulating 197 mm (7.8 in) over approximately 14 days. In contrast, November experiences much cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 24°C (75°F), averaging only 14°C (57°F). Additionally, November features significantly reduced precipitation at 47 mm (1.9 in) over just 6 days, and a slightly lower humidity of 83%. For more details on the November climate, you can visit Kobe weather in November.
September and December present contrasting weather patterns. In September, temperatures range significantly, with a minimum of 15°C (59°F) and a maximum reaching 35°C (96°F), resulting in an average of 25°C (77°F). The month is characterized by high humidity at 87% and considerable rainfall, accumulating 197 mm (7.8 in) over about 14 days. In stark contrast, December experiences a cooler climate, with temperatures dipping to a minimum of 0°C (32°F) and peaking at 20°C (68°F), leading to an average of 8°C (48°F). This month is much drier, with only 60 mm (2.3 in) of precipitation over 6 days and slightly lower humidity at 83%. For more detailed information on December weather, check out Kobe weather in December.
As September unfolds in Kobe, the transition from the summer's sweltering heat becomes evident, with temperatures averaging 25°C (77°F) and a maximum soaring to 35°C (96°F). Unlike the hotter summer months, this period introduces a unique blend of warmth and humidity, with levels peaking at 87%. However, prepare for the rain, as September experiences significant precipitation, averaging 197 mm (7.8 in) across 14 days—a stark contrast to the predominantly dry days of mid-summer. This month serves as a reminder that while summer lingers, autumn’s breath is just around the corner, making it a dynamic time to experience the evolving climate of Kobe. For more insights into weather patterns, check Kobe Climate.