September Weather in Zhenjiang, China

Last updated: August 21, 2025

September in Zhenjiang, China ushers in a warm and humid transition towards autumn. With maximum temperatures reaching up to 35°C (96°F) and an average of 28°C (83°F), the month retains a summery feel, while minimums hover around 20°C (69°F) during the cooler nights. This month is notably wet, with a precipitation total of 192 mm (7.6 in) spread across 22 rainy days, contributing to the high humidity level of approximately 80%. Residents and visitors can expect a lively, if occasionally soggy, atmosphere as summer gives way to fall.

September Temperature in Zhenjiang

In September, Zhenjiang experiences a delightful transition as summer begins to fade, with temperatures that reflect a pleasant balance between warmth and coolness. The minimum temperature hovers around a comfortable 20°C (69°F), ensuring mild mornings, while the average temperature peaks at 28°C (83°F)—ideal for enjoying outdoor activities. Despite the gradual shift towards autumn, the maximum of 35°C (96°F) still offers a taste of lingering summer heat. This month marks a notable dip from the sweltering highs of July and August, making September an inviting time to explore the charming landscapes of Zhenjiang, all while wrapping up in the last whispers of warmth before the cooler months arrive.

September Weather in Zhenjiang: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Zhenjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zhenjiang, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec636471758184848382777365
Data source: Temperature data for Zhenjiang generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Zhenjiang

September in Zhenjiang, China, marks a transition towards the autumn season, bringing with it an average precipitation of 192 mm (7.6 in), which is significantly lower than the intense monsoon-like conditions of August. With 22 days of rainfall, this month still sees considerable moisture, making it one of the wetter months of the year, though it is a noticeable drop from the 378 mm (14.9 in) recorded in August. This decline sets the stage for a more moderate climate as October approaches, which sees a further decrease to 104 mm (4.1 in) over just 9 rainy days. The shift in precipitation patterns underscores a gradual reduction in rainfall, heralding autumn’s arrival and reflecting a common trend in Zhenjiang's yearly weather cycle.

September Precipitation Trends in Zhenjiang

The chart displays monthly precipitation patterns in Zhenjiang, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Zhenjiang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1959581382312572303781921042213
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zhenjiang

In Zhenjiang, China, September marks a notable shift in humidity levels as the summer months start to wane. After experiencing a peak of 87% humidity in both July and August, September's humidity settles at 80%, providing a slight respite as the region transitions into autumn. This gradual decline from the summer's sweltering levels reflects a common trend in the area, where humidity tends to decrease from its mid-year highs, dipping to 74% in October. Overall, September's humidity is still relatively high but serves as a reminder that the most humid days are behind as the climate begins to cool, paving the way for more comfortable conditions in the months to come.

September Average Humidity in Zhenjiang

This chart illustrates the average monthly humidity levels in Zhenjiang, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Zhenjiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%70%72%71%76%78%87%87%80%74%71%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Zhenjiang

In Zhenjiang, China, September sees a UV Index of 12, categorized as extreme, with a burn time of just 10 minutes. This trend of heightened UV exposure continues from the scorching summer months, where August peaked at a UV Index of 14. From March through to September, the UV levels remain consistently high, emphasizing the importance of sun protection during this period. As autumn approaches, the UV Index begins to stabilize slightly, remaining at 12 in both September and October. For those venturing outdoors, it's crucial to remain vigilant and protect your skin from harmful rays. For more detailed information, visit Zhenjiang UV Index.

Maximum UV Index Levels in Zhenjiang for September

The chart shows the monthly maximum UV Index (UVI) for Zhenjiang in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Zhenjiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec710121213131314121297
Data source: Zhenjiang September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Zhenjiang

September in Zhenjiang, China, is a delightful blend of summer warmth and early autumn charm, enjoying an impressive 290 hours of sunshine. This month gracefully follows the vibrant July and August, which boast 308 and 275 hours respectively, signaling a strong summer trend. While September sees a slight dip from the peak summer sunshine, it still stands out as the second-highest month in terms of daylight hours during the autumn transition. As the year progresses, the sunshine gradually decreases, with October and November reflecting a notable decline. Yet, September's abundant sunlight invites both locals and visitors to savor the lingering warmth before the cooler months set in, making it a cherished time to explore the scenic beauty of the region.

Monthly Sunshine Duration in Zhenjiang: September Highlighted

The September sunshine duration represents the total number of hours Zhenjiang experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec201h234h242h252h300h293h308h275h290h281h264h261h
Data source: Zhenjiang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zhenjiang During September

In Zhenjiang, China, the likelihood of sunny weather in September is approximately 38%, suggesting a moderate chance of sunshine as the summer months wind down. This marks a slight improvement from the dismal July and August, where the chances of sun dropped to 31% and 17%, respectively. Interestingly, while September still lags behind the early winter months like November at 64%, it does show a welcome uptick compared to the spring and summer, signaling a transition towards clearer skies. As autumn approaches, the weather becomes increasingly favorable, providing a refreshing change for outdoor activities.

Percentage of Sunny Days in September in Zhenjiang

The chart illustrates the percentage of sunny days in Zhenjiang throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Zhenjiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%52%35%33%32%13%31%17%38%42%64%51%
Data source: Zhenjiang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zhenjiang in September

As summer transitions into autumn, September in Zhenjiang, China, offers a delightful balance of daylight, with 12 hours of sunshine gracing the city. This month maintains the steady daylight hours seen in both April and August, showcasing the gradual shift away from the long summer days of June and July. The consistent 12 hours of daylight reflects a harmonious rhythm as nature begins its subtle preparations for the cooler months ahead. Following September, daylight will continue to wane, dropping to 11 hours in October and further decreasing as winter approaches. This smooth decline highlights the seasonal ebb and flow, inviting residents to make the most of the golden autumn days before the shorter daylight hours set in.

Average Daylight Hours in Zhenjiang for September

The chart illustrates the variation in daylight duration in Zhenjiang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 57m11h 24m12h 1m12h 38m13h 10m13h 25m13h 17m12h 50m12h 14m11h 37m11h 5m10h 48m
Data source: Zhenjiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Zhenjiang

In Zhenjiang, China, the September winds offer a gentle reprieve, with an average speed of 1.8 m/s (4 mph), marking the calmest month of the year. As summer wanes, this decrease contrasts with the more robust breezes of earlier months, where March through May boasts speeds around 3.0 m/s (7 mph). The transition into autumn is subtle but noticeable, setting the stage for the slightly brisker winds of October, which escalate to 3.3 m/s (7 mph). Throughout the year, the wind patterns reflect a rhythm, peaking in early spring and autumn, while the summer months maintain a softer touch. September exemplifies this soothing decline, inviting a reflective ambiance as nature prepares for the cooler months ahead.

Average September Wind Speed in Zhenjiang

The chart displays monthly wind speed patterns in Zhenjiang, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.33.02.93.02.62.32.21.8 m/s3.32.42.3
Data source: Zhenjiang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Zhenjiang Compares to Other Months

Weather in Zhenjiang varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Zhenjiang, focusing on differences in temperature, rainfall, humidity, and UV levels.

September and January showcase markedly different weather patterns. In September, temperatures range from a minimum of 20°C (69°F) to a peak of 35°C (96°F), with an average of 28°C (83°F). This month also experiences significant rainfall, with 192 mm (7.6 in) over approximately 22 rainy days and high humidity at 80%. In contrast, January offers a cooler climate, with temperatures dipping to a low of 5°C (41°F) and reaching a maximum of 29°C (84°F), while the average hovers around 17°C (64°F). Rainfall is minimal in January, totaling just 19 mm (0.8 in) and occurring on only 4 days, with a lower humidity of 66%. For more details on January weather, check out Zhenjiang weather in January.

September and February offer contrasting weather experiences. In September, average temperatures soar to a balmy 28°C (83°F), peaking at a hot 35°C (96°F), making it one of the warmest months of the year. Additionally, the month is characterized by high humidity at 80%, along with significant rainfall totaling 192 mm (7.6 in) over 22 days. In stark contrast, February features much cooler temperatures, with a minimum of 4°C (40°F) and an average of 18°C (64°F), creating a more comfortable atmosphere. The precipitation in February is also markedly lower at 59 mm (2.3 in) over just 7 days, coupled with a reduced humidity of 69%. For more specific details, you can refer to Zhenjiang weather in February.

September typically experiences warmer and more humid conditions compared to March. With minimum temperatures around 20°C (69°F) and averaging 28°C (83°F), September showcases maximum highs reaching up to 35°C (96°F). In contrast, March starts off cooler, with minimum temperatures dropping to 8°C (47°F) and an average of 22°C (72°F), peaking at 33°C (92°F). Additionally, September sees a significant amount of rainfall, totaling 192 mm (7.6 in) over 22 days, while March is considerably drier with only 58 mm (2.3 in) of precipitation across 13 days. The humidity remains high in September at 80%, compared to a more comfortable 72% in March. For more detailed insights into March weather, you can visit Zhenjiang weather in March.

September and April present distinctly contrasting weather patterns. In September, temperatures range from a minimum of 20°C (69°F) to a maximum of 35°C (96°F), with an average of 28°C (83°F). This month also experiences considerable rainfall, totaling 192 mm (7.6 in) over 22 days, along with high humidity levels at 80%. In contrast, April offers milder temperatures, with a minimum of 11°C (52°F) and a maximum of 33°C (92°F), averaging around 24°C (75°F). Additionally, April sees less precipitation, measuring 138 mm (5.4 in) over just 14 days, and lower humidity at 71%. For more details, you can check Zhenjiang weather in April.

In comparing the weather between September and May, both months exhibit warm temperatures, but with some notable differences. September experiences minimum temperatures around 20°C (69°F) and averages of 28°C (83°F), peaking at 35°C (96°F). In contrast, May has slightly cooler minimums at 16°C (62°F) and an average of 27°C (81°F), with a similar maximum of 36°C (96°F).

Precipitation levels are notably higher in May, reaching 231 mm (9.1 in) over 20 days, compared to September's 192 mm (7.6 in) spread over 22 days. Interestingly, September showcases higher humidity at 80%, compared to May's 76%. For more detailed information on May's weather specifics, you can visit Zhenjiang weather in May.

When comparing the weather in September and June, we notice several key differences. In September, temperatures range from a minimum of 20°C (69°F) to a maximum of 35°C (96°F), with an average of 28°C (83°F). In contrast, June tends to be slightly warmer, with a minimum of 22°C (71°F) and a maximum of 36°C (97°F), averaging 29°C (84°F). Both months experience considerable rainfall, but June is notably wetter, receiving 257 mm (10.1 in) of precipitation over 24 days, compared to September's 192 mm (7.6 in) over 22 days. Humidity levels are also similar, with September at 80% and June at 78%. For more detailed information regarding June weather, you can visit Zhenjiang weather in June.

In comparing the weather between September and July, we see notable differences in temperature and precipitation patterns. September experiences a minimum temperature of 20°C (69°F) and an average of 28°C (83°F), while July is warmer with a minimum of 25°C (76°F) and an average of 29°C (85°F). The maximum temperature in July reaches up to 36°C (97°F), slightly higher than September's peak of 35°C (96°F). Precipitation levels also vary, with July receiving 230 mm (9.0 in) over 23 days, compared to September's 192 mm (7.6 in) across 22 days. Furthermore, humidity is higher in July at 87% versus September’s 80%. For a more detailed look at July’s weather, visit Zhenjiang weather in July.

In comparing the weather between August and September, both months exhibit similar average temperatures, hovering around 28°C (83°F). However, September experiences slightly cooler minimum temperatures, dropping to 20°C (69°F) compared to August's 24°C (75°F). While the maximum temperature is marginally lower in September at 35°C (96°F) versus August's peak of 36°C (97°F), it is noteworthy that September sees a substantial reduction in precipitation, with 192 mm (7.6 in) spread over 22 days, compared to the significantly wetter August, which recorded 378 mm (14.9 in) over 27 days. Additionally, humidity levels are slightly lower in September at 80%, compared to 87% in August, making September a more comfortable month overall. For those interested in a more detailed look at August's conditions, visit Zhenjiang weather in August.

September and October present a noticeable shift in weather patterns. In September, temperatures are warmer with a minimum of 20°C (69°F), averaging 28°C (83°F), and peaking at 35°C (96°F). This month also experiences significant rainfall, totaling 192 mm (7.6 in) across 22 days, coupled with high humidity levels at 80%. In contrast, October sees a drop in temperature, with a minimum of 17°C (63°F), an average of 25°C (78°F), and a maximum of 34°C (94°F). Precipitation decreases to 104 mm (4.1 in) over just 9 days, and humidity eases to 74%. These changes reflect a transition toward cooler and drier conditions as the month progresses. For more details, check out Zhenjiang weather in October.

In September, the weather is characterized by warm temperatures, with a minimum of 20°C (69°F) and an average high of 35°C (96°F), making it one of the hotter months. The high humidity of 80% and significant rainfall, totaling 192 mm (7.6 in) over 22 days, create a distinctly muggy atmosphere. In stark contrast, November sees a noticeable drop in temperature, featuring a minimum of 12°C (55°F) and an average maximum of 32°C (90°F). Precipitation decreases dramatically to just 22 mm (0.9 in) across only 4 days, and the humidity lowers to 71%, resulting in a much more comfortable climate. For more details, visit Zhenjiang weather in November.

September weather is characterized by warm temperatures, with a minimum of 20°C (69°F) and an average high of 35°C (96°F). This month experiences significant rainfall, totaling 192 mm (7.6 in) over 22 days, leading to high humidity levels of 80%. In contrast, December brings much cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a pleasant average of 18°C (65°F). Precipitation drops dramatically to just 13 mm (0.5 in) across only 3 days, and humidity decreases to 72%. For more detailed information on December weather in Zhenjiang, visit Zhenjiang weather in December.

Compare Zhenjiang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Zhenjiang

As September unfolds in Zhenjiang, it marks a distinct shift in weather patterns compared to the summer months. With average temperatures settling at a comfortable 28°C, it's a refreshing respite from the peak heat, even as maximums can still reach the sweltering 35°C. However, this month also brings an uptick in precipitation, with frequent rain showers occurring over 22 days, contributing to a high humidity level of 80%. This blend of warmth and moisture creates a unique climate, setting the stage for the beautiful transition into autumn. For more detailed insights, explore Zhenjiang Climate.