Last updated: August 21, 2025
In September, Yushan, China, experiences a warm transition into autumn with an average temperature of 26°C (80°F), peaking at a maximum of 33°C (92°F) and cooling down to 20°C (68°F) at night. This month sees considerable rain, with an accumulated precipitation of 112 mm (4.4 in) spread over 17 days, contributing to a humidity level of 78% that enhances the region's lush scenery. Visitors should be prepared for unpredictable weather, making this a unique time to explore the natural beauty of Yushan while enjoying its vibrant climate.
In September, Yushan, China, experiences a seamless transition from the sweltering summer, with temperatures that align closely with the peak of August. The average temperature rises to a warm 26°C (80°F), while minimums settle at a comfortable 20°C (68°F) and maximums occasionally reach up to 33°C (92°F). This month marks a gradual cooling trend as the year progresses, hinting at the refreshing change of autumn on the horizon. With the heat beginning to wane, September is an ideal time for outdoor adventures, inviting both the locals and travelers to bask in the pleasant climate before the colder months set in.
In September, Yushan experiences a notable precipitation pattern, receiving 112 mm (4.4 in) of rainfall over 17 days. This marks a decrease from the intense summer rains of August, which saw 265 mm (10.4 in), yet remains significant compared to the preceding months. While September's rainfall is less than August's peak, it still contributes to the region's lush landscape, maintaining a healthy moisture balance as the transition toward autumn begins. This trend of declining precipitation continues into October, indicating a shift toward drier conditions as the year's rainy peak starts to wane, with October's average dropping slightly to 105 mm (4.1 in). Overall, September serves as a bridge, linking the summer deluge to the calmer months ahead.
In September, Yushan, China experiences a noticeable shift in humidity, dropping to 78% after the peak summer months. Prior to this, the region sees a steady increase in humidity from 73% in January to a high of 88% in July, creating a lush, tropical feel during the warmer months. While August retains a similar humidity level at 86%, September marks the beginning of a gradual decrease, signaling a transition into autumn. This slight dip in humidity, while still relatively high, paves the way for cooler temperatures ahead, alongside a refreshing change in the environment as the landscapes begin to shift in preparation for the fall season.
As summer transitions into fall, September’s UV Index in Yushan, China, highlights a slight decline from August’s peak. With a UV Index of 11, September falls within the extreme exposure category, requiring mindful sun protection as the burn time remains a swift 10 minutes. This pattern showcases the enduring intensity of UV radiation even as the seasons change, with the UV Index gradually tapering off in October to 9. Such trends emphasize the importance of remaining vigilant about sun safety throughout the year. For more detailed insights, visit Yushan UV Index.
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September brings a delightful abundance of sunshine to Yushan, China, with an impressive 278 hours of sunlight illuminating the landscape. As summer peaks in July and August, basking in a vibrant 311 and 314 hours respectively, the transition into fall still retains a generous amount of daylight. This continuation of sunny days in September highlights a trend of steady sunlight hours, comfortably sitting above the earlier months of the year, such as January at 174 hours and February at 217 hours. The gradual decrease into October, with 249 hours, signals the approaching autumn, yet September stands out as a golden month, offering warm and inviting days, perfect for enjoying Yushan's breathtaking scenery.
In Yushan, China, September brings a refreshing return of sun-soaked days, with a notable chance of clear skies at 51%. This marks a significant improvement compared to the preceding summer months, where sun exposure dips below 25%. As the summer heat wanes, September provides an inviting blend of temperate weather and sunlight, creating an ideal setting for outdoor activities. This trend hints at a transition towards autumn, characterized by milder conditions, but still retains a promise of sunny breaks that can delight both locals and visitors alike. With only a modest dip in sunny days as October approaches, September stands out as a final opportunity to bask in the sun before the cooler months set in.
As summer transitions into autumn, September in Yushan, China sees a shift in daylight duration, offering residents 12 hours of light. This marks a gentle decline from the sun-drenched days of summer, where June through August bask in 13 hours of daylight. Following the peak of summer, the diminishing daylight serves as a subtle reminder of the upcoming cooler months. The trend reveals a gradual reduction as the year progresses, with October and November seeing a consistent drop to 11 and 10 hours, respectively. This rhythmic ebb and flow of daylight not only shapes daily routines but also highlights nature's cyclical beauty as it prepares for the winter ahead.
As September arrives in Yushan, China, the landscape experiences a noticeable shift in the wind's character. With an average wind speed of 2.8 m/s (6 mph), the gentle breezes of early autumn mark a drop from the summer's more robust gusts, which peaked at 4.3 m/s (10 mph) in July. This trend highlights the transitional nature of the season, as the once lively winds of summer give way to a more subdued atmosphere. Following September, the wind begins to pick up once again, culminating in October's brisk 5.2 m/s (12 mph), indicating the preparation for winter's arrival. This rhythmic ebb and flow of wind speeds throughout the year encapsulates the dynamic changes in Yushan’s seasonal cycles, inviting both reflection and anticipation in the heart of nature enthusiasts.
Weather in Yushan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yushan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January display strikingly contrasting weather patterns. In September, temperatures are significantly warmer, with a minimum of 20°C (68°F) and an average of 26°C (80°F), peaking at a hot 33°C (92°F). This month also experiences considerable rainfall, with 112 mm (4.4 in) over 17 days and a high humidity level of 78%. In contrast, January has much cooler temperatures, ranging from a chilly minimum of 1°C (34°F) to an average of 11°C (51°F), maxing out at 19°C (67°F). Precipitation is lower, totaling 51 mm (2.0 in) over just 9 days, accompanied by slightly less humidity at 73%. For more information about January weather specifics, visit Yushan weather in January.
September and February present a stark contrast in weather. In September, temperatures typically range from a warm minimum of 20°C (68°F) to a hot maximum of 33°C (92°F), with an average of 26°C (80°F). This month also sees relatively high humidity at 78%, alongside substantial rainfall totaling 112 mm (4.4 in) across 17 days. In contrast, February experiences much cooler conditions, with temperatures spanning from a low of 2°C (36°F) to a high of 21°C (69°F), resulting in an average temperature of only 11°C (51°F). February is drier, with 80 mm (3.1 in) of precipitation falling over 11 days and slightly lower humidity at 73%. For more details, check out Yushan weather in February.
In comparing the weather between September and March, notable differences emerge. September experiences warmer temperatures, with a minimum of 20°C (68°F) and an average of 26°C (80°F), peaking at 33°C (92°F). In contrast, March is much cooler, starting at a minimum of 7°C (44°F) and averaging only 14°C (57°F), reaching a maximum of 24°C (75°F). Both months see similar precipitation levels, with March having a slightly higher total at 133 mm (5.2 in) compared to September's 112 mm (4.4 in), despite both months featuring around 17 days of rainfall. Humidity remains relatively high in both months, with March at 80% and September at 78%. For more details on March weather specifically, you can visit Yushan weather in March.
In comparing the weather between September and April, we see notable differences in temperature and humidity. September typically features warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 33°C (92°F), making it a hotter month overall with an average of 26°C (80°F). In contrast, April experiences milder temperatures, with a minimum of 9°C (48°F) and a maximum of 26°C (79°F), averaging 18°C (64°F).
Furthermore, while both months have similar levels of precipitation—112 mm (4.4 in) in September and 104 mm (4.1 in) in April—September tends to be slightly wetter with precipitation occurring on 17 days compared to 14 days in April. Humidity levels also vary, with April's 85% being higher than September's 78%. For more detailed information on April weather in Yushan, you can visit Yushan weather in April.
When comparing the weather in September and May, it's clear that September tends to be warmer, with average temperatures around 26°C (80°F) compared to May's 22°C (72°F). September also experiences higher maximum temperatures, reaching up to 33°C (92°F), whereas May peaks at 29°C (85°F). However, May is slightly wetter, receiving 144 mm (5.7 in) of precipitation over 15 days, compared to September's 112 mm (4.4 in) over 17 days. Both months have high humidity levels, but May is slightly more humid at 86% compared to September's 78%. For more details on the weather in May, you can visit Yushan weather in May.
In comparing the weather between September and June, September tends to be slightly warmer, with average temperatures reaching up to 26°C (80°F) compared to June's 25°C (78°F). The high temperature in September also slightly exceeds that of June, at 33°C (92°F) versus 32°C (90°F). However, June experiences significantly higher precipitation, with 314 mm (12.4 in) over 21 days, while September sees only 112 mm (4.4 in) across 17 days. Humidity levels are also higher in June at 86%, in contrast to September's 78%. For more detailed information on June weather, you can visit Yushan weather in June.
In comparing the weather between September and July, we see notable differences in temperature and precipitation. September features a milder temperature range with a minimum of 20°C and an average of 26°C, compared to July’s warmer minimum of 24°C and an average of 28°C. While the maximum temperatures are fairly similar, with September reaching up to 33°C and July peaking at 32°C, September experiences slightly less precipitation at 112 mm over 17 days, compared to July’s 147 mm across 18 days. Furthermore, humidity levels are higher in July at 88% compared to September's 78%, contributing to a more muggy atmosphere. For more details about the weather in July, you can check Yushan weather in July.
In comparing the weather of August and September, we see notable shifts in temperature and precipitation. August typically experiences warmer conditions with a minimum temperature of 25°C (77°F) and an average of 28°C (83°F), while September's temperatures begin to cool slightly, with a minimum of 20°C (68°F) and an average of 26°C (80°F). However, both months reach the same maximum temperature of 33°C (92°F). Precipitation levels show a significant difference, with August receiving 265 mm (10.4 in) over 22 days, compared to September's 112 mm (4.4 in) over 17 days. Humidity is also higher in August at 86%, contrasted with September's 78%. For a closer look at the weather specifics for August, check out Yushan weather in August.
September generally experiences warmer temperatures compared to October, with an average of 26°C (80°F) and a maximum of 33°C (92°F) compared to October's average of 22°C (71°F) and a maximum of 30°C (87°F). Humidity levels remain high in both months, with September at 78% and October slightly higher at 79%. While September sees more rainfall, totaling 112 mm (4.4 in) over 17 days, October has a slightly lower total of 105 mm (4.1 in) across just 10 days. For more detailed information about October weather, visit Yushan weather in October.
In September, the weather is typically warm, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (92°F) and an average of 26°C (80°F). The month experiences higher precipitation, totaling 112 mm (4.4 in) over 17 days, while humidity averages around 78%. In contrast, November brings cooler temperatures, with a minimum of 10°C (50°F), an average of 17°C (64°F), and a maximum of 25°C (76°F). The precipitation in November is lower at 83 mm (3.3 in) over 11 days, and humidity remains slightly higher at 80%. For more details on the weather in Yushan during November, check out this link: Yushan weather in November.
In September, the weather is warm and humid, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 33°C (92°F) and an average of 26°C (80°F). The month sees considerable rainfall, with 112 mm (4.4 in) over approximately 17 days, contributing to the high humidity levels of 78%.
In contrast, December experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 23°C (73°F), resulting in an average temperature of 13°C (55°F). Precipitation also decreases to 53 mm (2.1 in) spread over 11 days, while humidity rises slightly to 81%. For more details on the weather in December, check out Yushan weather in December.
As September rolls in, Yushan experiences a distinctive shift in weather compared to the preceding summer months. The average temperature begins to taper off, providing a pleasant break from the sweltering heat, while the humidity remains high, creating a lush atmosphere. Unfortunately, this increase in moisture results in more frequent rain, with around half the month seeing precipitation. Despite the rainfall, temperatures still reach comfortable levels, making September a transitional month that showcases Yushan's lush beauty. For a more detailed look at the overall climate, check out Yushan Climate.