Last updated: August 21, 2025
September in Yangzhou, China offers a blend of warm days and evolving weather patterns. With maximum temperatures reaching 31°C (88°F) and an average of 20°C (68°F), the warmth lingers, but nights cool down to a minimum of 12°C (54°F). The month experiences significant rainfall, totaling 239 mm (9.4 in) over approximately 17 days, contributing to a high humidity level of 89%. Visitors can expect a humid atmosphere interspersed with refreshing showers, making it a unique time to experience this charming city.
As September unfolds in Yangzhou, China, temperatures begin to transition from the heat of summer to the cooler embrace of autumn. With minimums around 12°C (54°F) and averages peaking at 20°C (68°F), the weather is pleasantly mild, making it an ideal time for outdoor activities. Daytime highs can reach a balmy 31°C (88°F), allowing lingering warmth for leisurely evenings. This month marks a significant shift from August's sweltering heights, yet still retains a taste of summer's warmth, with averages dropping from the previous month's 25°C (77°F). Overall, September serves as a delightful bridge, blending the last whispers of summer with the crispness of fall.
In September, Yangzhou experiences a significant uptick in precipitation, with 239 mm (9.4 in) of rain falling over 17 days. This marked increase showcases September as one of the wettest months of the year, surpassing even the summer peaks of July and August. As the monsoon season transitions, the city welcomes this heavy rainfall, replenishing local water sources and nourishing the surrounding landscape. The trend indicates a gradual shift from the intense summer rains to the dryer autumn months, starting in October, when precipitation drops to 179 mm (7.0 in). This rhythm of rainfall not only shapes the local climate but also plays a critical role in Yangzhou’s vibrant ecology and agricultural practices.
In September, Yangzhou, China, experiences a notable humidity level of 89%, marking a slight increase from the previous month and reflecting the lingering warmth of summer as it transitions toward autumn. This high humidity is consistent with the trend observed from the earlier months of the year, where humidity levels generally hover around the mid to upper 80s to low 90s. After a peak in March at 90%, the humidity tends to stabilize before rising again in the fall months. As the year progresses into October, humidity climbs back to a robust 90%, suggesting that while temperatures may begin to cool, the moisture in the air remains a defining feature of Yangzhou's climate.
As we transition into September, Yangzhou, China, experiences a notable shift in UV exposure. The UV Index stands at a very high level of 10, slightly lower than the summer extremes but still demanding caution, with a burn time of just 15 minutes. This trend reflects the lingering intensity of the summer sun before autumn begins to take hold. Interestingly, the peak UV Index in the earlier months reached a striking 11, categorized as extreme, prompting residents and visitors alike to be vigilant about sun protection. With October approaching and the UV Index expected to decrease to an 8, September serves as a reminder of the waning summer sun, urging us to enjoy the outdoors while still being mindful of UV risks. For a detailed understanding of UV levels throughout the year, check out Yangzhou UV Index.
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In September, Yangzhou enjoys a pleasant moment of transition with 213 hours of sunshine, a notable drop from the sun-soaked heights of July and August, which bask in 320 and 314 hours, respectively. This month signals the start of autumn, bringing with it a refreshing shift in climate and a reduction in daylight that mirrors the slight decline from the summer peak. However, compared to the earlier months of the year, September maintains a robust amount of sunshine, significantly higher than the winter months like January with just 162 hours. As the days grow shorter, this golden glow invites locals and visitors alike to savor the outdoor beauty of Yangzhou before the chill of autumn sets in.
In Yangzhou, China, September presents a moderate chance of sunny weather, with a 38% likelihood of encountering clear skies. This marks a slight increase from the summer months, where the chances ranged between 22% and 35%. As the season transitions, September still holds onto a glimmer of sunshine before the autumn chill sets in, but it remains a less favorable time for sun seekers compared to early winter, which boasts a 53% chance of sunny days. This trend highlights a notable shift in weather patterns, making September a time for pleasant, if somewhat unpredictable, conditions in Yangzhou.
As summer gracefully transitions into autumn, September in Yangzhou, China, offers a delightful balance with approximately 12 hours of daylight. This month marks a gentle decline from the peak of 14 hours that the city enjoys in June and July. Following the vibrant glow of summer, the daylight hours begin to wane, paving the way for the cozy embrace of fall. This subtle reduction continues into October, reflecting the natural rhythm of the seasons as daylight slowly slips from the longer summer days to the shorter revelations of winter. With each passing month, Yangzhou's daylight pattern weaves a captivating narrative of change, inviting its residents to savor the warmth of the sun before the chill of winter sets in.
As September unfurls in Yangzhou, the gentle whisper of the wind reaches an average speed of 1.3 m/s (3 mph). This slight increase from the summer months suggests a gradual transition in the atmosphere, as the warmth of August gives way to the cooler embrace of autumn. Notably, the wind speeds in September align closely with the seasonal patterns observed throughout the year, where the breezes remain consistently mild. While June through August linger in calm, September refreshes the air with a hint of invigorating movement, hinting at the upcoming changes of October. As the year progresses, September stands as a delicate bridge between the languid heat of summer and the crispness of fall, encapsulating the serene charm of Yangzhou's seasonal winds.
Weather in Yangzhou varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yangzhou, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is characterized by warm temperatures, with a minimum of 12°C (54°F), an average of 20°C (68°F), and a maximum of 31°C (88°F). This lively month also experiences considerable rainfall, totaling 239 mm (9.4 in) over 17 days, accompanied by high humidity levels reaching 89%. In stark contrast, January presents a much colder climate, with temperatures dipping to a minimum of -10°C (14°F) and averaging just 3°C (38°F), peaking at 13°C (55°F). Rain is sparse, with only 28 mm (1.1 in) of precipitation across 7 days, and a slightly lower humidity of 85%. For a closer look at January weather specifics, check out Yangzhou weather in January.
September and February present stark contrasts in weather patterns. September enjoys milder temperatures, with averages around 20°C (68°F) and highs reaching up to 31°C (88°F), but also sees significant rainfall with about 239 mm (9.4 in) over 17 days, and humidity levels hovering at 89%. In contrast, February is much colder, with a minimum temperature of -5°C (24°F) and an average of only 5°C (42°F); however, it has significantly less precipitation, totaling just 36 mm (1.4 in) across 7 days, and a humidity level of 87%. For more details on February weather, visit Yangzhou weather in February.
September and March present distinct weather patterns, showcasing the transition from late summer to early spring. In September, temperatures range from a minimum of 12°C (54°F) to a maximum of 31°C (88°F), with an average of 20°C (68°F). The month is characterized by significant rainfall, receiving 239 mm (9.4 in) over 17 days, accompanied by high humidity levels of 89%. In contrast, March experiences cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 25°C (78°F), averaging 11°C (52°F). Precipitation in March is notably lower at 63 mm (2.5 in) spread over 11 days, while humidity remains slightly elevated at 90%. Overall, September feels much warmer and wetter compared to the cooler, drier conditions of March, making for a stark contrast in weather experiences. For more specific details, you can check Yangzhou weather in March.
In September, temperatures in Yangzhou can range from a minimum of 12°C (54°F) to a maximum of 31°C (88°F), with an average temperature of 20°C (68°F). This month is characterized by high humidity at 89% and significant rainfall, totaling 239 mm (9.4 in) across approximately 17 days. In contrast, April generally sees milder temperatures, with a minimum of 4°C (39°F) and a maximum of 29°C (85°F), averaging around 15°C (59°F). Precipitation is markedly lower, at 93 mm (3.6 in) over 12 days, and humidity is slightly less at 85%. For more details on April weather in Yangzhou, you can visit Yangzhou weather in April.
In comparing the weather between September and May, September showcases a slightly warmer climate, with average temperatures reaching 20°C (68°F) compared to May's 19°C (67°F). Both months can experience high temperatures, peaking at 31°C (88°F) in September and 31°C (89°F) in May. However, September sees significantly more precipitation, recording 239 mm (9.4 in) over 17 rainy days, while May has only 94 mm (3.7 in) across 11 rainy days. Additionally, September's humidity is higher at 89%, compared to May’s 81%, making September feel a bit more humid overall. For more detailed information about May weather, you can check Yangzhou weather in May.
In comparing the weather of September and June, we see distinct differences in both temperature and precipitation. September experiences a broader temperature range, with a minimum of 12°C (54°F) and a maximum of 31°C (88°F), while June's temperatures are slightly warmer, with a minimum of 13°C (55°F) and a maximum of 34°C (94°F). Additionally, September is marked by significantly higher precipitation, averaging 239 mm (9.4 in) over 17 days, compared to June's 168 mm (6.6 in) over just 12 days. Humidity levels are fairly similar, hovering at 89% in September and 86% in June. For more detailed information about the weather in June, you can visit Yangzhou weather in June.
September weather generally exhibits a cooling trend compared to July, with minimum temperatures dropping from 17°C (63°F) in July to 12°C (54°F) in September. While July boasts higher average temperatures at 25°C (77°F) and can peak at 34°C (94°F), September sees a more moderate average of 20°C (68°F) and maximums reaching 31°C (88°F). Interestingly, both months experience a similar number of rainy days—17—but September has a significantly higher precipitation total at 239 mm (9.4 in) compared to July's 195 mm (7.7 in). Humidity levels remain quite high in both months, with September slightly higher at 89% versus July's 87%. For a closer look at July weather specifics, you can check out Yangzhou weather in July.
In comparing the weather of September and August, it's evident that September experiences cooler temperatures, with daily averages dropping from 25°C (77°F) in August to 20°C (68°F) in September. The minimum temperatures also decline, moving from 16°C (60°F) in August to 12°C (54°F) in September, while the maximum temperatures hold steady, peaking at 31°C (88°F) in September compared to 35°C (96°F) in August. Rainfall increases significantly in September, totaling 239 mm (9.4 in) over 17 days, compared to August’s 161 mm (6.3 in) over 15 days. Humidity levels remain similar, with September slightly higher at 89% versus August's 88%. For a closer look at the August weather specifics, you can visit Yangzhou weather in August.
September and October showcase distinct shifts in weather patterns. September tends to be warmer, with average temperatures hovering around 20°C (68°F) and highs reaching up to 31°C (88°F). It also experiences significant rainfall, accumulating 239 mm (9.4 in) over 17 days. In contrast, October cools down, featuring an average temperature of 14°C (58°F) and maximums of 28°C (82°F). Although it sees slightly less precipitation at 179 mm (7.0 in) over 19 days, October maintains a similar humidity level at 90%. For more details, check out Yangzhou weather in October.
In September, the weather showcases a wide range of temperatures, with minimums around 12°C (54°F) and maximums reaching up to 31°C (88°F), making it a warm month with an average of 20°C (68°F). However, this warmth comes with significant rainfall, totaling 239 mm (9.4 in) over 17 days, resulting in high humidity levels of 89%.
In contrast, November experiences a noticeable drop in temperatures, with lows dipping to -1°C (31°F) and highs peaking at 20°C (68°F), leading to a cooler average of just 9°C (49°F). Additionally, November sees significantly less precipitation at 50 mm (2.0 in) over 10 days, with humidity levels slightly lower at 88%.
For more detailed insights, check out Yangzhou weather in November.
September weather in Yangzhou is marked by warm temperatures, ranging from a minimum of 12°C (54°F) to a maximum of 31°C (88°F), with an average of 20°C (68°F). This month experiences significant rainfall, totaling 239 mm (9.4 in) over 17 days, resulting in high humidity levels of 89%. In contrast, December brings much cooler conditions, with temperatures dropping to a minimum of -4°C (24°F) and only reaching a maximum of 13°C (56°F), averaging just 4°C (39°F). Precipitation is also significantly reduced in December, amounting to only 28 mm (1.1 in) over 6 days, while humidity remains relatively stable at 88%. For more specific details on December weather, you can check out Yangzhou weather in December.
As September arrives in Yangzhou, the weather begins to shift, offering a distinct blend of warmth and humidity that sets it apart from the sweltering summer months. While temperatures still rise comfortably during the day, they cool down noticeably at night, inviting a more refreshing atmosphere. However, September is also characterized by increased rainfall, with a significant number of days experiencing precipitation, contributing to the region's vibrant landscape. Coupled with high humidity levels, this month creates an environment that feels lush and alive, making it a unique time to explore the beauty of Yangzhou. For more detailed insights on weather patterns, visit Yangzhou Climate.