Last updated: August 21, 2025
September in Yangshan, China, ushers in a warm and humid atmosphere, with maximum temperatures reaching up to 30°C (86°F) and an average temperature settling at 26°C (78°F). The month experiences minimum temperatures around 21°C (69°F), creating a comfortable yet sultry environment. Rainfall is notable, accumulating to 153 mm (6.0 in) over approximately 13 days, which contributes to the high humidity levels of 81%. This mix of warmth and moisture sets the stage for a vibrant natural landscape and occasional interruptions from showers, making September a dynamic time in Yangshan.
In September, Yangshan experiences a delightful transition as the summer heat begins to wane. The average temperature peaks at a comfortable 26°C (78°F), with daytime highs reaching up to 30°C (86°F). This warmth creates an inviting environment, perfect for outdoor activities and enjoying the rich natural scenery. As the month progresses, nighttime lows settle around 21°C (69°F), offering a pleasant reprieve from the day's heat. This smooth shift from the sweltering summer months to the milder autumn air hints at the changing seasons, making September a particularly enjoyable time to visit Yangshan.
In September, Yangshan experiences significant precipitation, with a total of 153 mm (6.0 in) of rain, marking a slight decrease from the preceding months but still reflecting the region's characteristic wetness as it transitions toward autumn. The rainfall is distributed over approximately 13 days, indicating a steady pattern that keeps the landscape lush and vibrant. This month typically follows the high of June, which sees the peak precipitation at 250 mm, and as the year progresses, September’s figures suggest a gradual tapering off of summer rains. The consistent pattern of rainfall from May through September highlights a key wet season that is crucial for agriculture and water supply in the area, while both January and February stand out as the driest months, with merely 68 mm (2.7 in) each, emphasizing the marked contrast in Yangshan's seasonal weather dynamics.
In September, Yangshan, China, experiences a notable shift in humidity, dropping to 81% after the peak summer months. This decrease follows a sweltering July and August, where humidity levels soared to an impressive 93% and 91%, respectively. The transition to September marks a gradual easing, suggesting the onset of autumn as the air becomes slightly drier. Although humidity remains relatively high compared to the winter months, this refreshing change indicates a welcome reprieve from the intense moisture of the summer, paving the way for a more comfortable fall environment. As the year progresses, October sees a further slight dip to 80%, enhancing the feeling of crispness in the air that characterizes the later months.
As summer transitions into autumn in Yangshan, China, the UV Index in September reflects a notable shift, registering at 9 and categorized as very high. This slight decrease from the extreme levels experienced in the peak summer months of June through August indicates that while the sun's intensity remains formidable, the risk of overexposure begins to lessen. With a burn time of just 15 minutes, it’s crucial to remain vigilant about sun protection. Interestingly, the consistent trend of high UV levels from earlier in the year highlights the need for awareness and caution during outdoor activities. For those planning to enjoy the outdoors this month, being informed is essential—check out the comprehensive details at Yangshan UV Index.
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In September, Yangshan, China, basks in 262 hours of sunshine, marking a gentle dip from the peak of 322 hours in August. This transition signals the end of summer, as daylight hours gradually recede into the autumn months. The sunlit days of September are still generous, providing a warm backdrop for outdoor activities, while hinting at the cooler months ahead. Notably, after a steady climb in sunshine hours from January through July, the slight decrease in September aligns with a broader seasonal trend, continuing the natural ebb and flow of daylight as the year progresses. With October trailing closely at 248 hours, the lingering warmth of September keeps summer’s spirit alive just a little longer, inviting both locals and travelers to relish in the last rays of summer's embrace before autumn fully sets in.
In Yangshan, China, September brings a refreshing shift in weather patterns, with the likelihood of sunny days rising to 48%. This marks a notable improvement compared to the summer months, where the sun's visibility dips to a mere 18% in July and 24% in June. Following a particularly dreary spring, September emerges as a transitional month, reclaiming some warmth and brightness as it bridges the end of summer and the onset of autumn. This trend hints at a more favorable outdoor experience, making September an appealing time for visitors seeking a glimpse of Yangshan's charm under the sun.
As September rolls in, Yangshan, China, experiences a gentle transition in daylight duration, providing 12 hours of sunlight. This marks a slight decrease from the summer peak of 14 hours in June, as the long, sun-drenched days begin to give way to the shorter, cozy days of fall. Following the vibrant energy of summer, September retains a comforting balance, reminiscent of April's 12 hours of daylight. As the year progresses toward autumn, the daylight hours gradually diminish, with October forecasting a further drop to 11 hours. This rhythmic pattern not only showcases the region's climate shifts but also invites residents and visitors alike to savor the lingering warmth of early fall before the longer nights of winter set in.
In September, Yangshan experiences a refreshing breeze with an average wind speed of 6.4 m/s (14 mph), offering a delightful transition from the summer heat. This gradual increase in wind speed from the quieter months of late spring and early summer, such as June's 5.1 m/s, peaks notably in July at 8.1 m/s (18 mph). As the seasons shift, September often feels invigorating, just before the winds pick up again to reach 7.0 m/s (16 mph) in October. Overall, the trend showcases distinct seasonal variations, with late summer and early autumn presenting a more dynamic airflow, inviting both locals and visitors to appreciate the bracing aspects of Yangshan's coastal climate.
Weather in Yangshan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yangshan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather patterns. In September, temperatures range from a minimum of 21°C (69°F) to a maximum of 30°C (86°F), with an average of 26°C (78°F), making it warm and humid with high levels of precipitation at 153 mm (6.0 in) over roughly 13 rainy days and 81% humidity. Conversely, January sees a dramatic drop in temperatures, with a minimum of -4°C (24°F) and a maximum of 16°C (62°F), averaging only 8°C (46°F). This winter month experiences less precipitation at 70 mm (2.7 in) across about 9 days, accompanied by lower humidity levels at 70%. For more detailed information, you can check Yangshan weather in January.
September and February exhibit stark contrasts in weather, reflecting the transition from summer to winter. September boasts warmer temperatures with an average of 26°C (78°F), peaking at a maximum of 30°C (86°F), while February remains considerably cooler, with an average temperature of just 8°C (46°F) and highs of 14°C (58°F). In terms of precipitation, September is notably wetter, receiving 153 mm (6.0 in) of rain over 13 days, compared to February's 68 mm (2.7 in) across 9 days. Additionally, September's humidity is higher at 81%, compared to February's 73%, emphasizing the more humid and warm conditions typical of late summer. For a more detailed look at February weather, visit Yangshan weather in February.
In September, the weather is significantly warmer, with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 30°C (86°F) and an average of 26°C (78°F). The month is also marked by considerable rainfall, totaling 153 mm (6.0 in) over 13 days, accompanied by high humidity at 81%. In contrast, March experiences much cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 16°C (61°F), averaging 11°C (52°F). Precipitation in March is lower than in September, totaling 105 mm (4.1 in) over the same number of rainy days, while maintaining the same humidity level of 81%. For more specific information about the weather in March, you can refer to Yangshan weather in March.
In comparing the weather between September and April, a significant difference in temperature is evident. September boasts a warmer climate with average temperatures around 26°C (78°F), peaking at 30°C (86°F), while April has much cooler temperatures, averaging only 15°C (58°F) and reaching a maximum of 20°C (68°F). Additionally, September experiences higher precipitation levels with 153 mm (6.0 in) over 13 days, compared to April's 81 mm (3.2 in) over just 8 days. Humidity levels in September are also slightly lower at 81%, while April's humidity reaches 87%, making it feel a bit more damp. For detailed insights, you can check out Yangshan weather in April.
When comparing the weather in September and May, we notice significant differences in temperature and humidity levels. September experiences warmer temperatures, with a minimum of 21°C (69°F), an average of 26°C (78°F), and a maximum of 30°C (86°F), while May is cooler, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 24°C (76°F). Precipitation is similar in both months, with September receiving 153 mm (6.0 in) over 13 days and May slightly higher at 154 mm (6.1 in) over 11 days. Interestingly, humidity is also higher in May at 87%, compared to 81% in September. For more details on the weather conditions during this time, you can visit Yangshan weather in May.
When comparing the weather in September to that of June, September typically offers warmer temperatures, with an average of 26°C (78°F) compared to June's 23°C (74°F). In terms of extremes, September reaches a maximum of 30°C (86°F), while June peaks at 29°C (84°F). Although both months are humid, September has a slightly lower humidity level at 81% versus June's 89%. Precipitation differs considerably as well; June tends to be wetter, receiving 250 mm (9.9 in) over 15 days, compared to September's 153 mm (6.0 in) over 13 days. For a closer look at the weather in June, visit Yangshan weather in June.
In comparing the weather between September and July, September offers slightly cooler temperatures, with a minimum of 21°C (69°F) and a maximum of 30°C (86°F), while July experiences a minimum of 22°C (73°F) and a maximum of 31°C (89°F). Although September averages around 26°C (78°F), July is a bit warmer with an average of 27°C (81°F). Precipitation levels are notable in both months, with September receiving 153 mm (6.0 in) over 13 days and July slightly higher at 169 mm (6.7 in) over 10 days. Humidity is more pronounced in July at 93%, compared to September's 81%. For a more detailed look into July's weather conditions, you can visit Yangshan weather in July.
In comparing the weather between August and September, we can see some notable differences. September experiences slightly cooler temperatures, with a minimum of 21°C (69°F) and a maximum of 30°C (86°F), compared to August's warmer minimum of 24°C (76°F) and maximum of 31°C (88°F). While both months have similar average temperatures, September has increased precipitation at 153 mm (6.0 in) over 13 days, compared to August's 147 mm (5.8 in) over just 10 days. Additionally, humidity levels are slightly lower in September at 81%, compared to a higher 91% in August, making September feel a bit more comfortable. For more details, you can check Yangshan weather in August.
September and October exhibit notable differences in weather patterns. September tends to be warmer, with temperatures ranging from a minimum of 21°C (69°F) to a maximum of 30°C (86°F) and an average of 26°C (78°F). In contrast, October sees cooler temperatures, with a minimum of 15°C (60°F), an average of 21°C (70°F), and a maximum of 28°C (82°F). Additionally, September is considerably wetter, recording 153 mm (6.0 in) of precipitation across 13 days, while October has only 109 mm (4.3 in) over 8 days. Humidity levels remain quite similar, hovering around 81% in September and slightly lower at 80% in October. For more detailed information, you can refer to Yangshan weather in October.
September and November present striking contrasts in weather conditions. September features warmer temperatures, with a minimum of 21°C (69°F) and an average of 26°C (78°F), peaking at a maximum of 30°C (86°F). This month is also marked by higher precipitation, totaling 153 mm (6.0 in) across 13 days, while humidity sits relatively high at 81%. In contrast, November brings much cooler temperatures, ranging from a minimum of 7°C (45°F) to an average of 17°C (62°F), and a maximum of 22°C (72°F). Precipitation decreases significantly to 69 mm (2.7 in) over 9 days, with a slight increase in humidity to 82%. For more specific information, you can visit Yangshan weather in November.
September and December present stark contrasts in weather patterns. In September, the temperatures are warm, with a minimum of 21°C (69°F) and an average high of 30°C (86°F), accompanied by high humidity at 81% and significant rainfall, totaling 153 mm (6.0 in) over 13 days. In contrast, December brings much cooler conditions, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 19°C (66°F) and an average of 11°C (52°F). Precipitation decreases considerably to 71 mm (2.8 in) over just 9 days, along with slightly lower humidity at 77%. For those interested in more details about December weather specifically, you can check out Yangshan weather in December.
As September arrives in Yangshan, the weather takes on a unique character compared to the preceding summer months. With temperatures averaging a comfortable 26°C (78°F), the heat begins to ease, creating a more pleasant atmosphere for outdoor activities. However, the month is marked by considerable humidity at 81%, making it feel warmer on certain days. Rainfall is frequent too, with precipitation occurring on about half of the days, resulting in a total of 153 mm (6.0 in). This combination of warm temperatures and increased moisture sets September apart, signaling a transition into the dampness of autumn. To explore more about Yangshan's weather patterns, visit Yangshan Climate.