Last updated: August 21, 2025
In Nago, Japan, September presents a warm and humid climate, with temperatures reaching a maximum of 30°C (86°F) and an average of 28°C (82°F). The minimum dips to a comfortable 24°C (75°F), making it a pleasant month for outdoor activities. However, visitors should prepare for significant rainfall, as 234 mm (9.2 in) of precipitation falls over approximately 19 days, leading to high humidity levels averaging 82%. Whether you're exploring the lush landscapes or enjoying the vibrant culture of Nago, be ready for a humid experience that defines this beautiful Okinawan city in September.
In September, Nago, Japan, experiences a warm transition from summer to autumn, with temperatures that reflect the lingering heat of the season. The minimum temperature rises to a comfortable 24°C (75°F), while the average hovers around 28°C (82°F), peaking at a maximum of 30°C (86°F). This trend shows a slight decline from the hotter months of July and August, yet remains invitingly warm for outdoor activities. As the month progresses, a gentle cooling begins to set in, signaling the approach of fall. With its balmy days and pleasant evenings, September offers a perfect backdrop for enjoying Nago's stunning landscapes and rich cultural experiences.
September in Nago, Japan, marks a notable peak in precipitation, with an impressive 234 mm (9.2 in) of rain that falls across 19 days of the month. This increase in rainfall sets September apart from the drier summer months of July and August, which see rainfall amounts of 180 mm (7.1 in) and 182 mm (7.2 in), respectively. The trends indicate a shift into the heart of the rainy season, as precipitation begins to rise significantly after the relatively lower totals of late spring and early summer. As the month unfolds, the lushness of Nago’s landscapes comes alive, highlighting the region's unique climate dynamics and the interplay between moisture and tropical vegetation. As October nears, a gradual decline in both precipitation and rainy days signals the transition into a drier autumn season.
In September, Nago, Japan, experiences a notable shift in humidity, maintaining a level of 82%—similar to the previous month. This marks the tail end of the summer season, where humidity peaks at 86% during the height of June and July. Following the sweltering summer, September introduces a slight drop, hinting at the transition into autumn. The gradual decrease in humidity continues into October, where it settles further at 80%, yet September still retains that lingering warmth. Overall, the pattern showcases a typical tropical climate, with humidity levels gradually rising in spring and summer before sloping down as autumn approaches, offering a comfortable respite to residents and visitors alike.
As summer transitions into autumn, September in Nago, Japan, continues to see an extreme UV Index of 13, maintaining the high levels experienced throughout the previous months of June, July, and August. With a burn time of just 10 minutes, outdoor enthusiasts should remain vigilant and protect their skin, as the intensity of the sun is unforgiving. This trend of elevated UV exposure is consistent from March through to September, highlighting a significant portion of the year where sun protection is crucial. As the days get shorter in October, the UV Index drops to 9—still rated as very high—but it's essential to remain mindful of sun safety. For those planning outdoor activities, be sure to review the full range of UV conditions at Nago UV Index.
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As September unfolds in Nago, Japan, visitors can bask in an impressive 293 hours of sunshine, continuing the warm embrace of summer. After a spectacular peak in July and August, with 314 and 318 hours respectively, the sunlight begins to taper off, marking a transition into autumn. Interestingly, September still boasts significant sunlight compared to the earlier months of the year, like January's mere 155 hours. This month not only serves as a bridge between the vibrant summer and the cooler fall, but it also highlights the gradual decrease in daylight, with October bringing 274 hours. Overall, the sun-drenched days of September provide a perfect opportunity to relish the lingering warmth before the seasons shift.
In September, Nago, Japan experiences a notable boost in sunny weather, with a 59% chance of clear skies, making it one of the sunniest months of the year. This upward trend is particularly striking compared to the summer months, where the chances of sun linger around 29-40%. As the summer heat begins to wane, residents and visitors alike can look forward to more pleasant days, transitioning into a season marked by mild temperatures and vibrant autumn foliage. With this increase in sunshine, September serves as an ideal time to explore the stunning landscapes and outdoor activities that Nago has to offer.
As September rolls into Nago, Japan, daylight begins to wane after the vibrant summer months, with the sun shining for about 12 hours a day. This gradual decrease from the 13 hours experienced in the summer highlights a subtle shift towards autumn, reflecting a broader trend where daylight duration starts to taper off. Following the peak of 13 hours in both June and August, the balancing act of light and shadow is underscored as the days grow shorter leading into October, which will bring even less sunlight at 11 hours. This gentle reminder of the changing seasons offers a beautiful transition, inviting residents and visitors alike to enjoy the warmth and brightness of early autumn before the days grow even shorter.
As summer wanes and September arrives in Nago, Japan, the average wind speed gently drops to 5.5 m/s (12 mph), marking a noticeable decline from the brisk breezes of peak summer months. This transition reflects a gradual shift in the seasons, as winds in July and August are more vigorous, with averages hovering around 7.5 m/s (17 mph) and 6.9 m/s (15 mph), respectively. Interestingly, September's calm is fleeting; as autumn begins, the winds pick up again in October, escalating to 7.9 m/s (18 mph). This cyclical pattern showcases how the weather in Nago ebbs and flows, creating a unique tapestry of breezy transitions that signal the changing of the seasons.
Weather in Nago varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nago, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present a stark contrast in weather conditions. September boasts warm temperatures with a minimum of 24°C (75°F) and a maximum of 30°C (86°F), accompanied by high humidity levels at 82%. The month is also marked by significant rainfall, with 234 mm (9.2 in) falling over nearly 19 days. In contrast, January experiences much cooler weather, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (75°F). Precipitation is reduced to 99 mm (3.9 in) over just 11 days, and humidity drops to a more comfortable 71%. For more detailed information about January weather, visit Nago weather in January.
September and February present contrasting weather conditions. In September, temperatures are generally warm, with a minimum of 24°C (75°F) and an average of 28°C (82°F), reaching up to a maximum of 30°C (86°F). The month is also characterized by considerable rainfall, averaging 234 mm (9.2 in) over 19 days, along with high humidity at 82%. In contrast, February experiences cooler weather, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 24°C (75°F) and an average of 18°C (65°F). Precipitation is significantly lower at 97 mm (3.8 in) across 12 days, and humidity is also reduced to 71%. For more details, check out Nago weather in February.
In September, the weather is characterized by warm temperatures, with a minimum of 24°C (75°F) and an average of 28°C (82°F), reaching a maximum of 30°C (86°F). This month experiences significant rainfall, totaling 234 mm (9.2 in) over 19 days, coupled with high humidity levels at 82%. In contrast, March sees cooler temperatures, with a minimum of 14°C (57°F), an average of 20°C (68°F), and a maximum of 24°C (75°F). The precipitation in March is considerably lower at 105 mm (4.1 in) over 12 days, and humidity levels drop slightly to 76%. Overall, September is much warmer and wetter compared to the milder, drier conditions typically found in March. For more details, you can check Nago weather in March.
Comparing the weather in September and April reveals distinct seasonal differences. September tends to be much warmer, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 30°C (86°F), averaging at 28°C (82°F). In contrast, April experiences cooler temperatures, with a range of 15°C (60°F) to 26°C (78°F) and an average of 21°C (70°F). Additionally, September is characterized by higher rainfall, receiving 234 mm (9.2 in) over 19 days, while April sees a more moderate precipitation total of 143 mm (5.6 in) over 12 days. Despite the differences in temperature and precipitation, both months maintain a humidity level of 82%. For more detailed insights, you can check the Nago weather in April.
When comparing the weather in September to that of May, September tends to be warmer and wetter. In September, the minimum temperature is around 24°C (75°F) with an average of 28°C (82°F) and a maximum reaching 30°C (86°F). Additionally, it experiences higher precipitation, totaling 234 mm (9.2 in) over 19 days, and an average humidity of 82%. In contrast, May is cooler, with temperatures ranging from a minimum of 19°C (66°F) to an average of 24°C (75°F), peaking at 27°C (81°F). It sees slightly less rainfall at 216 mm (8.5 in) over just 12 days and maintains a higher humidity of 84%. For more detailed insights about May weather, visit Nago weather in May.
In comparing the weather in September and June, September tends to be slightly warmer with average temperatures reaching 28°C (82°F), while June averages at 26°C (80°F). However, June experiences higher humidity at 86%, compared to September's 82%. Precipitation levels are also noteworthy; September sees about 234 mm (9.2 in) over 19 days, whereas June has a higher total of 331 mm (13.0 in) over 20 days, suggesting that both months are quite wet, but June is generally rainier. For more specific details about Nago's climate during June, you can check Nago weather in June.
When comparing the weather in September and July, both months exhibit warm averages with similar high temperatures around 30°C (86°F), but notable differences emerge in precipitation and humidity. September experiences slightly lower minimum temperatures at 24°C (75°F) and a higher level of rainfall, accumulating 234 mm (9.2 in) over 19 days, compared to 180 mm (7.1 in) over 12 days in July. Additionally, July has higher humidity at 86%, while September is slightly lower at 82%. For more specific insights, you can refer to Nago weather in July.
In comparing the weather of September to that of August, we observe a slight decrease in minimum temperatures, with September averaging 24°C (75°F) compared to August's 26°C (78°F). Both months share an average temperature of 28°C (82°F), with maximum temperatures remaining steady at 30°C (86°F) in September and 30°C (87°F) in August. September experiences significantly higher precipitation at 234 mm (9.2 in) over 19 days, compared to August's 182 mm (7.2 in) over 16 days, indicating a wetter pattern as the season transitions. Notably, humidity levels remain consistent at 82% for both months. For more specific insights regarding August weather, you can visit Nago weather in August.
In September, the weather is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 28°C (82°F), reaching up to a maximum of 30°C (86°F). This month also sees substantial rainfall, with 234 mm (9.2 in) of precipitation recorded over 19 days, while humidity remains high at 82%.
In contrast, October experiences slightly cooler temperatures, featuring a minimum of 21°C (70°F) and an average of 26°C (78°F), peaking at 29°C (84°F). Additionally, rainfall decreases to 163 mm (6.4 in) over 13 days, with humidity dipping slightly to 80%. For more details on what to expect during this month, you can check out Nago weather in October.
September and November exhibit distinct weather patterns. In September, temperatures tend to be warmer, with minimums around 24°C (75°F) and maximums reaching 30°C (86°F), contributing to an average temperature of 28°C (82°F). However, this month also sees considerable rainfall, with 234 mm (9.2 in) of precipitation over 19 days and high humidity at 82%.
In contrast, November experiences cooler temperatures, with a minimum of 19°C (66°F) and a maximum of 26°C (80°F), resulting in a lower average of 23°C (74°F). Additionally, November is significantly drier, with only 108 mm (4.3 in) of precipitation across 11 days and humidity at a slightly lower 79%. For more specific insights into November conditions, you can check the details here: Nago weather in November.
September and December exhibit quite different weather patterns. In September, the temperatures are noticeably warmer, with minimums around 24°C (75°F) and maximums reaching up to 30°C (86°F), while the average temperature hovers around 28°C (82°F). This month also experiences significant rainfall, with a total precipitation of 234 mm (9.2 in) over 19 days and higher humidity levels at 82%. In contrast, December brings cooler temperatures, with a minimum of 14°C (57°F) and a maximum of 25°C (77°F), resulting in a much lower average of 20°C (68°F). Rainfall decreases to 172 mm (6.8 in) over 15 days, accompanied by a drop in humidity to 75%. For more details about December weather in Nago, you can check Nago weather in December.
As September rolls into Nago, the weather begins to shift with a unique blend of warmth and moisture. With maximum temperatures still reaching a comfortable 30°C, residents and visitors can relish the tropical ambiance despite the increased humidity levels at 82%. However, September is particularly notable for its rainfall, averaging 234 mm over 19 days, which marks a stark contrast to the drier summer months. This combination of warmth and rainfall not only nurtures the region’s lush landscapes but also creates a vibrant atmosphere prior to the transition into autumn. For more details on what to expect throughout the year, check out Nago Climate.