Last updated: August 21, 2025
September in Miyazaki, Japan showcases a humid and warm atmosphere, characterized by maximum temperatures reaching 31°C (88°F) and average temperatures around 26°C (78°F). With a minimum temperature of 20°C (67°F), the weather invites a cozy feel despite the substantial precipitation of 317 mm (12.5 in) over 18 days. The high humidity, typically around 80%, contributes to the lush greenery of the region, making it a vibrant time to experience Miyazaki's scenic beauty. Visitors should be prepared for periodic rain while enjoying the warmth of early autumn.
In Miyazaki, Japan, September marks the transition from the hot summer months to a more temperate climate. During this time, temperatures begin to cool slightly, with minimums averaging around 20°C (67°F) and maximums peaking at 31°C (88°F). This month is characterized by pleasant days, as the average temperature holds steady at 26°C (78°F). As humidity starts to decline, September offers a perfect balance that invites outdoor activities while retaining the warmth of summer. The gradual shift in temperatures from the sweltering heights of August not only brings relief but also hints at the upcoming autumn, making it a delightful time to explore the scenic beauty of this coastal city.
September in Miyazaki, Japan, marks a significant transition in precipitation patterns, as the region experiences 317 mm (12.5 in) of rainfall spread over 18 days. This uptick follows the peak of summer rains in July and August, where July recorded the highest amounts at 332 mm (13.1 in) and August at 236 mm (9.3 in). Notably, September's rainfall is a substantial contributor to the cumulative precipitation for the year, reflecting a trend of increased moisture as the summer months wane. As the country shifts toward autumn, this spike in rain not only supports lush vegetation but also serves as a reminder of the region's dynamic climate, setting the stage for the dryer months ahead.
September in Miyazaki, Japan, marks a transition in humidity as the summer heat begins to wane. With humidity levels averaging 80%, it's a noticeable dip from the peak of 90% reached in July. This slight decrease signals the transition into autumn, while still reflecting the region's overall moist climate. Throughout the year, humidity consistently fluctuates, peaking in the summer months and easing as it approaches the cooler fall season. As September progresses, the lingering warmth combines with a comfortable drop in humidity, making it a unique and pleasant time to experience the lush landscapes of Miyazaki.
As September rolls in, Miyazaki experiences a slightly lower UV Index of 11, categorized as extreme, indicating that sun protection is still crucial. This month sees a continuation of the high UV levels witnessed over the summer, with the burn time remaining brief at 10 minutes. Compared to the peak months of May through August, September offers a slight reprieve, yet it still demands vigilance against harmful UV rays. The trend suggests that while the most intense days of summer are fading, the sun can still be fierce, urging residents and visitors to stay informed about the Miyazaki UV Index to protect their skin when outdoors. Explore more about UV levels to plan your activities wisely! Miyazaki UV Index
UV Risk Categories
As summer transitions to fall, September in Miyazaki, Japan, enjoys 257 hours of sunshine, maintaining a vibrant golden hue in the landscape. This month stands out as a continuation of the sunny disposition seen in August, which boasts the year's highest total at 303 hours. While September experiences a slight dip, it still outshines the earlier months, reflecting a clear trend of increasing daylight from the winter's 197 hours in January, peaking towards the summer. With each season, Miyazaki showcases a rich spectrum of sunlight, culminating in a delightful blend of warmth and color as autumn approaches.
In Miyazaki, Japan, the likelihood of sunny weather in September sees a moderate 36% chance of sunshine, making it a more favorable month compared to the gloomy summer season, where clear skies were a rarity with chances ranging from 20% to 28%. As summer bids farewell, September transitions towards the more promising autumn months, where the probability of sunny days begins to rise, ultimately reaching 57% in October and peaking at 74% in December. This upward trend highlights the shift towards clearer days, allowing residents and visitors alike to enjoy the vibrant landscapes of Miyazaki after the hot, humid summer haze.
In Miyazaki, Japan, September marks a transition as daylight begins to wane, offering approximately 12 hours of sunlight. Following the summer peak with 14 hours in June, daylight progressively decreases through July and August, stabilizing at 13 hours before dipping slightly in September. This pattern highlights a steady decline as autumn approaches, where daylight shrinks to 11 hours in October and mirrors the shorter days of winter. The seasonal shift from the abundant light of summer to the more subdued glow of fall is palpable, inviting reflections on the cyclical rhythms of nature.
As September unfolds in Miyazaki, Japan, the winds remain gentle, with an average speed of 3.5 m/s (8 mph) that mirrors the tranquil breezes of earlier months. This consistency in wind patterns is a hallmark of the region, where the transition from the vibrant summer days brings a palpable calm. Notably, the wind speeds dip slightly in June and July but rebound in August, only to settle back to the serene pace observed in September. As autumn approaches, these gentle winds create an inviting atmosphere, making it a perfect time for outdoor activities and enjoying the natural beauty of this coastal town. With an overall average hovering around 3.5 m/s for the late summer and early autumn months, Miyazaki’s winds offer a comforting embrace, signaling the seasonal shift while maintaining a rhythmic continuity.
Weather in Miyazaki varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Miyazaki, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly different weather conditions. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 31°C (88°F), with an average of 26°C (78°F). The month is characterized by high humidity at 80% and substantial rainfall, totaling 317 mm (12.5 in) over 18 days. In contrast, January experiences much cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 19°C (67°F), averaging around 10°C (50°F). Precipitation is significantly lower at 59 mm (2.3 in) over just 5 days, and humidity decreases to 72%. To learn more about weather specifics during this time, check out Miyazaki weather in January.
September and February present strikingly different weather patterns. In September, temperatures are warm, with minimums around 20°C (67°F) and maximums reaching up to 31°C (88°F), often accompanied by high humidity levels of 80%. Precipitation is also significant, totaling 317 mm (12.5 in) over 18 rainy days. In contrast, February brings a much cooler climate, featuring minimum temperatures around 2°C (36°F) and maximums of just 20°C (69°F). Rainfall is considerably less, averaging 107 mm (4.2 in) over only 9 days, and the humidity decreases to 68%. For more details on February weather, check out Miyazaki weather in February.
September and March showcase distinct weather patterns, with September characterized by warmer temperatures and higher humidity. September experiences minimum temperatures around 20°C (67°F) and averages reaching 26°C (78°F), peaking at 31°C (88°F). In contrast, March starts cooler, with minimums of 6°C (43°F) and an average of 14°C (57°F), hitting a maximum of 22°C (72°F). Precipitation is more significant in September, totaling 317 mm (12.5 in) over 18 days, compared to March's 170 mm (6.7 in) over 13 days. Additionally, September's humidity averages 80%, whereas March is slightly lower at 72%. For more detailed insights on March weather, visit Miyazaki weather in March.
September and April offer markedly different weather experiences. In September, temperatures range from a minimum of 20°C (67°F) to a maximum of 31°C (88°F), making it significantly warmer than April, where temperatures vary from 8°C (47°F) to 24°C (76°F) with an average of 17°C (62°F). Additionally, September is notably wetter, with 317 mm (12.5 in) of precipitation over 18 days, compared to April's 139 mm (5.5 in) over just 10 days. Humidity levels are similar, hovering around 80% in September and 79% in April, but the overall feel is much warmer and wetter in September. For a detailed breakdown of April weather, visit Miyazaki weather in April.
September and May present distinct weather profiles. In September, temperatures are notably warmer, with a minimum of 20°C (67°F) and an average of 26°C (78°F), reaching a maximum of 31°C (88°F). The month also sees significant rainfall, with 317 mm (12.5 inches) of precipitation over 18 days and a humidity level of around 80%. In contrast, May enjoys cooler temperatures, ranging from a minimum of 12°C (54°F) to an average of 20°C (69°F) and a maximum of 27°C (81°F). Precipitation in May is lighter, totaling 218 mm (8.6 inches) over 12 days, with a slightly higher humidity of 83%. For more information on weather patterns, you can check out Miyazaki weather in May.
In September, the weather tends to be warmer compared to June, with minimum temperatures of 20°C (67°F) and an average of 26°C (78°F), peaking at a maximum of 31°C (88°F). In contrast, June features slightly cooler temperatures, ranging from a minimum of 18°C (64°F) to an average of 23°C (74°F) and a maximum of 29°C (84°F). Both months experience significant precipitation, with September receiving 317 mm (12.5 in) over 18 days and June slightly less at 299 mm (11.8 in) across 17 days. Additionally, humidity levels are high in both months, with September at 80% and June reaching 86%. For more detailed information, check out Miyazaki weather in June.
In comparing the weather in September and July, both months experience similar average temperatures, with September slightly cooler, averaging 26°C (78°F) compared to July's average of 26°C (80°F). However, July has slightly higher minimum temperatures, beginning at 22°C (72°F) against September's 20°C (67°F). Precipitation levels are also quite close, with July receiving 332 mm (13.1 in) over 19 days compared to September's 317 mm (12.5 in) across 18 days. Notably, July experiences higher humidity at 90%, while September averages around 80%. For more detailed insights on July weather, you can check this link: Miyazaki weather in July.
In comparing the weather between September and August, September experiences slightly cooler temperatures with average highs of 31°C (88°F), compared to August's peak of 33°C (91°F). The minimum temperatures in September are also lower, starting at 20°C (67°F) versus August's 24°C (75°F). However, September is notably wetter, receiving 317 mm (12.5 in) of precipitation over 18 days, compared to August's 236 mm (9.3 in) across 16 days. Humidity remains high in both months, with September at 80% and August at 85%. For more details on August weather, you can visit Miyazaki weather in August.
September tends to be warmer and wetter compared to October. With minimum temperatures around 20°C (67°F) and an average of 26°C (78°F), September also sees maximum temperatures reaching up to 31°C (88°F). In addition, this month experiences significant rainfall, totaling 317 mm (12.5 in) across 18 days, accompanied by high humidity of 80%.
In contrast, October brings cooler weather, with minimum temperatures dropping to 14°C (57°F) and an average of 22°C (71°F), while the maximum temperature peaks at 29°C (85°F). The rainfall decreases significantly to 223 mm (8.8 in) over just 11 days, and humidity levels slightly lower to 78%. For more details on October's weather, you can visit Miyazaki weather in October.
September and November present a stark contrast in weather conditions. In September, temperatures soar with a minimum of 20°C (67°F) and an average of 26°C (78°F), reaching a maximum of 31°C (88°F). However, it is also a month of significant rainfall, accumulating 317 mm (12.5 in) over 18 days, and featuring high humidity at 80%. In contrast, November sees a cooler climate, with temperatures dropping to a minimum of 9°C (48°F), an average of 17°C (63°F), and a maximum of 24°C (75°F). Precipitation is much lighter in November, totaling 88 mm (3.4 in) across just 8 days, while humidity decreases slightly to 76%. For more details on what to expect, check out Miyazaki weather in November.
In September, the weather is notably warmer, with average temperatures ranging from a minimum of 20°C (67°F) to a maximum of 31°C (88°F), accompanied by high humidity levels at 80%. This month also experiences significant rainfall, with 317 mm (12.5 in) falling over 18 days, making it quite wet. In contrast, December sees much cooler conditions, with temperatures ranging from a chilly minimum of 3°C (38°F) to a maximum of 21°C (71°F) and an average of 12°C (54°F). The precipitation is considerably less, totaling only 68 mm (2.7 in) across 7 days, along with a slightly lower humidity of 74%. For more detailed insights into December weather in Miyazaki, you can visit Miyazaki weather in December.
As September unfolds in Miyazaki, the weather begins to transition from the sweltering summer heat to a more tempered atmosphere, featuring pleasantly warm days enveloped in high humidity. While temperatures remain relatively high, the increased rainfall, with about 18 days of precipitation, distinguishes this month from the drier summer months. The air feels richer, reaching an average humidity of 80%, creating a lush environment reflecting the turn of the season. This combination of warmth and moisture not only adds vibrant colors to the landscape but also prepares the region for the cooler autumn days ahead. For a detailed look at the climate patterns throughout the year, be sure to visit Miyazaki Climate.