Last updated: August 21, 2025
In September, Jiujiang, China experiences a dynamic climate characterized by maximum temperatures reaching up to 34°C (94°F) and a pleasant average of 22°C (72°F) during the day. The nights cool down significantly, with temperatures dipping to a minimum of 14°C (58°F). This month sees a total precipitation of 184 mm (7.2 in) spread across 16 days, contributing to the region's lush environment. With an average humidity level of 71%, visitors can expect a mix of warm, humid days and refreshing rainfall, making September a unique month in Jiujiang's weather calendar.
September in Jiujiang, China marks a gentle transition from the sweltering summer months, with temperatures ranging from a comfortable 14°C (58°F) to a pleasant 34°C (94°F). As the average temperature settles at 22°C (72°F), the city experiences a delightful warmth that entices outdoor activities and late summer festivities. This month showcases a noticeable drop in minimum temperatures compared to the peak of summer, while still holding onto the vibrant energy of warmth. With humidity levels beginning to ease, September offers an inviting climate, making it an ideal time for exploration and appreciation of Jiujiang's rich culture against the backdrop of cooler evenings.
September in Jiujiang, China, experiences a notable shift in precipitation patterns, receiving 184 mm (7.2 in) of rain over 16 days. This month falls right after the wettest summer months, where May and June brought substantial rainfall, registering 292 mm (11.5 in) and 281 mm (11.1 in), respectively. While September's precipitation mark sees a dip compared to the peak summer months, it remains consistent with the generally humid climate that characterizes this region. The reduction in rainy days to 16 suggests that while the rains continue, they are becoming more concentrated, inviting a transition towards the drier autumn months ahead. As the year progresses, a gradual decline in both rainfall and rainy days is anticipated, bringing a refreshing change after the heavy summer monsoon.
In Jiujiang, China, September marks a noticeable shift in humidity levels, dipping to 71% after a summer of high moisture. This decline follows a consistent upward trend from January's 67% to a peak of 88% in July. The transition to fall brings a breath of fresher air, offering respite from the sticky summer months. While humidity begins to rise again in October, reaching 74%, September serves as a pivotal month that highlights the region's dynamic climate, with its lush summer gradually giving way to the crispness of autumn.
In September, Jiujiang experiences a UV Index of 11, categorized as extreme, with a burn time of just 10 minutes. This trend reflects the tail end of a particularly intense summer, where the UV Index peaked at 13 in July. As the transition to autumn begins, the UV levels remain notably high, indicating that sun safety is still crucial for outdoor activities. With a gradual decline in UV exposure expected as the year progresses, September's readings remind us to stay vigilant about skin protection, especially as the UV Index will taper off in the coming months. For more detailed insights, visit Jiujiang UV Index.
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As summer transitions to autumn in Jiujiang, September shines brightly with an impressive 212 hours of sunlight, marking a delightful end to the sun-drenched summer months. Following August's peak at 302 hours, the sunlight begins to taper off, yet September's radiance still outshines the earlier months of the year, including the crispness of October's 162 hours. This trend illustrates how the city basks in abundant sunshine during the peak of summer, while gradually welcoming the cooler, more temperate days of fall. As we look ahead, the gradual decline in daylight hours suggests that residents and visitors can enjoy a warm and luminous September before retreating into the more subdued light of autumn.
In Jiujiang, China, September stands out as a beacon of sunshine with a remarkable 51% chance of clear skies, making it one of the sunniest months of the year. This shift toward brighter days marks a significant increase in solar exposure compared to the preceding months, such as June, July, and August, which hover around 15% to 26%. The arrival of September signals the transition from the heat of summer to more pleasant and sunny weather, inviting both locals and visitors to enjoy outdoor activities. With a combination of favorable temperatures and ample sunshine, this month presents an ideal opportunity to bask in the beauty of Jiujiang's landscapes.
In Jiujiang, China, September marks a transition as the daylight duration begins to decline from the peak summer months. With about 12 hours of daylight, the city experiences a gradual shift from the abundant sunlight of August, where residents enjoyed a full 13 hours. This decrease signals the start of autumn, as daylight hours start to wane towards October's 11 hours. The overall trend reveals a yearly rhythm: after the bright and lengthy days of late spring and summer, Jiujiang's daylight begins to recede, echoing the seasonal changes that influence both the landscape and lifestyle, making September a perfect time to appreciate the lingering warmth before the days grow shorter.
As September arrives in Jiujiang, the gentle breeze picks up, with the average wind speed reaching 2.0 m/s (4 mph). This marks a subtle transition from the summer months, where July recorded the highest wind speeds at 2.1 m/s (5 mph). Throughout the year, Jiujiang experiences relatively consistent wind conditions, with most months hovering around the quiet 1.8 m/s (4 mph) mark. However, September's slight uptick serves as a precursor to the stronger gusts of October, which can reach 2.1 m/s. This rhythm of the seasons, where calmness is punctuated by brief moments of invigorating wind, paints a picture of a landscape that is both tranquil and dynamic as the summer heat gives way to the crispness of autumn.
Weather in Jiujiang varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Jiujiang, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather. September boasts a warm average temperature of 22°C (72°F), with maximum highs reaching up to 34°C (94°F), while the minimum temperature remains a comfortable 14°C (58°F). This month is characterized by higher precipitation, totaling 184 mm (7.2 in) over 16 rainy days and an accompanying humidity level of 71%. In contrast, January features a much colder climate, with an average temperature of just 4°C (39°F) and nighttime lows plummeting to -9°C (16°F). Precipitation drops significantly to 67 mm (2.7 in) over 11 days, and humidity remains slightly lower at 67%. For more details on January weather, visit Jiujiang weather in January.
September and February present contrasting weather patterns, showcasing the transition between seasons. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 34°C (94°F), with an average of 22°C (72°F). This month also experiences significant precipitation, totaling 184 mm (7.2 in) over 16 days, accompanied by a humidity level of 71%.
In stark contrast, February features much cooler temperatures, with a minimum of -3°C (26°F) and a maximum of 24°C (76°F), averaging just 6°C (43°F). While this month sees less precipitation at 96 mm (3.8 in) over 15 days, it maintains a similar humidity level of 73%. For a detailed look at February's specific weather conditions, you can refer to Jiujiang weather in February.
September and March present contrasting weather patterns. In September, temperatures range from a mild 14°C (58°F) at night to a sizzling 34°C (94°F) during the day, with an average temperature of 22°C (72°F). The month sees significant rainfall, totaling 184 mm (7.2 in) over about 16 days, accompanied by a humidity level of 71%. In contrast, March experiences cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 29°C (85°F), averaging around 11°C (52°F). Rainfall is slightly lower at 173 mm (6.8 in) spread over 20 days, while humidity rises to 84%. For more detailed insights into the climate during this month, visit Jiujiang weather in March.
September and April present distinct climatic contrasts. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 34°C (94°F), with an average of 22°C (72°F). The month is characterized by higher humidity at 71% and significant precipitation, totaling 184 mm (7.2 in) over approximately 16 days. Conversely, April experiences cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 31°C (89°F), yielding a more moderate average of 15°C (60°F). While April's precipitation is slightly lower at 175 mm (6.9 in), it occurs over 19 days and comes with higher humidity at 82%. For more detailed information about April weather, you can visit Jiujiang weather in April.
In comparing the weather of September and May, we observe notable differences in temperature and precipitation patterns. September tends to be warmer, with average temperatures around 22°C (72°F), peaking at 34°C (94°F), while May has a lower average of 20°C (68°F) and maximums reaching 32°C (91°F). Precipitation is significantly higher in May, totaling 292 mm (11.5 in) over 20 days, compared to September's 184 mm (7.2 in) across 16 days. Additionally, May experiences a higher humidity level at 86%, compared to September's 71%. For further details, you can explore Jiujiang weather in May.
In comparing the weather between September and June, we notice some key differences. September typically has a slightly wider temperature range, with minimums around 14°C (58°F) and maximums reaching up to 34°C (94°F). The average temperature hovers around 22°C (72°F), while June maintains a similar minimum at 14°C (57°F) but has a slightly higher average of 23°C (74°F) and a maximum of 33°C (92°F). Precipitation is significantly higher in June, accumulating 281 mm (11.1 in) over 20 days, compared to September's 184 mm (7.2 in) over 16 days. Additionally, June experiences higher humidity at 86%, compared to September’s 71%. For a detailed look at June's conditions, you can check Jiujiang weather in June.
When comparing the weather in September and July, a notable difference can be observed in temperature and precipitation. September features a milder temperature range with a minimum of 14°C (58°F) and a maximum of 34°C (94°F), averaging around 22°C (72°F), whereas July is warmer, with a minimum of 17°C (63°F) and maximum reaching 37°C (99°F), averaging 26°C (79°F). Additionally, September experiences 184 mm (7.2 in) of precipitation over 16 days, while July sees more rainfall, totaling 211 mm (8.3 in) across 19 days. Humidity is also higher in July at 88%, compared to September’s 71%. For more detailed insights into July weather, you can refer to Jiujiang weather in July.
In comparing the weather of September to August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 34°C (94°F), compared to August’s warmer range of 18°C (65°F) to 36°C (97°F). However, September experiences more consistent rainfall, with 184 mm (7.2 in) over 16 days, while August sees a total of 202 mm (8.0 in) over 18 days. The humidity also decreases in September to 71%, which is a relief compared to the higher 85% humidity typical in August. For more detailed information, you can check Jiujiang weather in August.
In September, the weather tends to be warmer with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 34°C (94°F), and an average of 22°C (72°F). The month is notably rainy, with 184 mm (7.2 in) of precipitation over 16 days and a humidity level of 71%. In contrast, October experiences a significant drop in temperatures, with a minimum of 7°C (46°F) and an average of 16°C (61°F), while the maximum temperature remains relatively high at 33°C (91°F). Rainfall in October is also lower, totaling 102 mm (4.0 in) across 13 days, and humidity rises slightly to 74%. For a deeper dive into October weather specifics, you can check the link: Jiujiang weather in October.
September typically boasts warmer temperatures, with averages around 22°C (72°F) and potential highs reaching 34°C (94°F). In contrast, November experiences a significant drop in temperature, averaging only 11°C (53°F), with a maximum of 27°C (81°F). Precipitation is more frequent in September, occurring across 16 days and totaling 184 mm (7.2 in), while November sees less rainfall, with 87 mm (3.4 in) over just 12 days. Additionally, November's humidity is slightly higher at 85%, compared to September's 71%. For more detailed information, you can visit Jiujiang weather in November.
September and December present a stark contrast in weather conditions. September boasts warmer temperatures, with averages around 22°C (72°F) and highs reaching up to 34°C (94°F), while December sees much cooler averages of 6°C (43°F) and highs peaking at 18°C (65°F). Precipitation is more frequent in September, occurring on 16 days and totaling 184 mm (7.2 in), compared to December's 10 days of lighter rainfall, accumulating only 53 mm (2.1 in). Additionally, humidity levels are relatively similar, with September at 71% and December slightly higher at 75%. For a more detailed look at December weather, you can visit Jiujiang weather in December.
As September unfolds in Jiujiang, the weather begins to transition, offering a delightful mix of warmth and occasional rain. Unlike the sweltering heat of July and August, September presents a gentle respite, with temperatures that are more temperate and an uplift in humidity that brings a refreshing feel to the air. With frequent rainy days, the lush landscape flourishes, setting the stage for picturesque autumn views. This month stands out not only for its balanced climate but also for the rich tapestry of experiences it offers, making it a vibrant time to explore the city. To learn more about the yearly weather patterns and what to expect in September and beyond, visit Jiujiang Climate.