September Weather in Dongxing, China

Last updated: August 21, 2025

September in Dongxing, China is characterized by warm temperatures, with a maximum reaching 33°C (92°F) and a comfortable average of 28°C (83°F). The month experiences a minimum temperature of 24°C (75°F), making it ideal for those who enjoy mild afternoons. However, travelers should prepare for significant rainfall, as 256 mm (10.1 in) of precipitation falls over 21 days, contributing to a high humidity level of 78%. Whether you’re exploring the lush surroundings or enjoying local sights, September's weather offers a blend of warmth and moisture, typical of this vibrant coastal region.

September Temperature in Dongxing

In September, Dongxing, China, enjoys a warm transition into autumn, with temperatures ranging from a minimum of 24°C (75°F) to a comfortable average of 28°C (83°F), reaching a peak of 33°C (92°F). This month marks a slight cooling trend compared to the sultry summer months of July and August, which consistently hovered around the same high but with marginally higher nighttime lows. The gradual shift in temperatures not only signifies the changing seasons but also invites outdoor exploration and activities in the region, making it an ideal time for visitors to experience Dongxing’s vibrant local culture amidst pleasant weather. As the month progresses, the cooling evenings provide a refreshing contrast, perfect for enjoying the beauty of the coastal landscape.

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

The chart illustrates September temperature patterns in Dongxing, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongxing, 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).
JanFebMarAprMayJunJulAugSepOctNovDec616369748084848483777163
Data source: Temperature data for Dongxing 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 Dongxing

In September, Dongxing experiences a substantial precipitation amount of 256 mm (10.1 in), reflecting a dramatic shift from the peak rainfall of the summer months. With 21 days of rain, this month continues the trend established by the preceding months, where August recorded the highest rainfall at 469 mm (18.5 in). As the wet season transitions, September's rainfall represents a significant yet decreasing volume, setting the stage for the dryer months ahead. This pattern indicates a gradual tapering off of the intense summer storms, hinting at the shifts in local climate typical of the region as it moves toward October, which sees a further decline in precipitation to 206 mm (8.1 in).

September Precipitation Trends in Dongxing

The chart displays monthly precipitation patterns in Dongxing, 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 Dongxing, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec626384861902653644692562064755
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dongxing

September in Dongxing, China, sees a notable drop in humidity, settling at 78% after the sultry peak of 86% in July and August. This slight decline marks the transition from the sweltering summer months, where the air feels heavy and saturated, to the milder autumn begins. Throughout the year, humidity levels fluctuate, starting at 66% in January and reaching a peak during the summer, reflecting the region's tropical climate. As autumn approaches, September’s humidity remains relatively high compared to the cooler months ahead, making it a time when the air is still warm but more comfortable than the preceding months. This pattern suggests a gradual shift towards drier conditions as the year progresses, with October’s humidity dipping further to 72%. Overall, September encapsulates a moment of easing summer heat while still holding onto the remnants of summer's humidity.

September Average Humidity in Dongxing

This chart illustrates the average monthly humidity levels in Dongxing, 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 Dongxing is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%72%73%71%76%79%86%86%78%72%69%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dongxing

In September, Dongxing, China, continues to experience extreme UV levels with an index of 13, indicating a burn time of just 10 minutes. This marks a slight drop from the peak summer UV intensity seen in July and August, which reached a maximum of 14. However, the sun’s strength remains significant, urging residents and visitors to remain vigilant about sun protection during outdoor activities. As the year transitions into autumn, even though the UV index is lower than in the summer, it’s essential to stay informed about local conditions and safety measures. For more detailed insights on UV levels year-round, visit Dongxing UV Index.

Maximum UV Index Levels in Dongxing for September

The chart shows the monthly maximum UV Index (UVI) for Dongxing 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 Dongxing typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121313131414131197
Data source: Dongxing 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 Dongxing

September in Dongxing, China, brings a delightful continuation of the year's sunny trend, with 287 hours of sunshine—just slightly below the summer peak. Following a sun-soaked May that boasts 305 hours, the days gradually shorten into autumn, yet the warmth persists, making September an inviting month for outdoor exploration. The consistent sunshine from June through August sets an optimistic tone, and while October sees a slight dip with 265 hours, the overall pattern illustrates a robust summer borrowing into early fall. This alignment of sunny hours not only enhances the beauty of the landscapes but also encourages outdoor festivities, leaving residents and visitors alike basking in Dongxing's radiant charm.

Monthly Sunshine Duration in Dongxing: September Highlighted

The September sunshine duration represents the total number of hours Dongxing 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.
JanFebMarAprMayJunJulAugSepOctNovDec170h219h218h250h305h293h296h271h287h265h246h235h
Data source: Dongxing September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dongxing During September

In Dongxing, China, September brings a modest 32% chance of sunny weather, an improvement compared to the rain-prone summer months of June (13%), July (25%), and August (11%). As the season transitions, the likelihood of sunshine starts to rise again, echoing the patterns seen in May (32%) and October (35%). This upward trend in sunshine potential, especially after a damp summer, makes September a promising month for those hoping to enjoy clearer skies. However, it still falls shy of the sunnier late autumn and early winter months, such as November (51%) and December (54%), suggesting that while September may offer some sunny days, it is not yet primed for a full escape into warmth and brightness.

Percentage of Sunny Days in September in Dongxing

The chart illustrates the percentage of sunny days in Dongxing 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 Dongxing experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%59%29%25%32%13%25%11%32%35%51%54%
Data source: Dongxing September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dongxing in September

In Dongxing, China, September sees a delightful 12 hours of daylight, marking a smooth transition from the sun-soaked summer months. As the year unfolds, daylight starts at a modest 10 hours in January, gradually increasing to a peak of 13 hours in May through July. This peak is followed by a gradual decline, with daylight reducing to 12 hours in August before stabilizing at the same duration in September. The trend suggests that while summer basks in longer days, autumn begins to usher in shorter daylight hours, creating a rhythmic cycle that aligns with seasonal changes. As nature shifts gears, residents of Dongxing can relish the balance of light and dark during this transitional month.

Average Daylight Hours in Dongxing for September

The chart illustrates the variation in daylight duration in Dongxing throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 58m11h 25m12h 1m12h 38m13h 9m13h 24m13h 16m12h 49m12h 14m11h 37m11h 5m10h 49m
Data source: Dongxing daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dongxing

As September arrives in Dongxing, China, the gentle caress of the wind begins to lull summer's sweltering heat away. With an average wind speed of just 2.3 m/s (5 mph), this month marks a noticeable drop from the more robust breezes of late spring and early summer, where speeds peaked at 4.6 m/s (10 mph) in June. This subdued air flow signals a transition towards slightly more brisk conditions, laying the groundwork for October’s invigorating winds that can reach 6.0 m/s (13 mph). As the seasons shift, September's calming winds offer a moment of tranquility, inviting residents and visitors alike to revel in the serene beauty of early autumn.

Average September Wind Speed in Dongxing

The chart displays monthly wind speed patterns in Dongxing, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.72.53.33.14.34.63.33.12.3 m/s6.04.54.0
Data source: Dongxing September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Dongxing Compares to Other Months

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

September and January offer contrasting weather experiences. In September, temperatures range from a warm minimum of 24°C (75°F) to a sweltering maximum of 33°C (92°F), with an average of 28°C (83°F). This month is characterized by high humidity at 78% and significant rainfall totaling 256 mm (10.1 in) over 21 days, creating a tropical atmosphere. In sharp contrast, January cools down dramatically, with temperatures dipping to a minimum of 7°C (45°F) and peaking at 23°C (73°F), yielding a much more moderate average of 16°C (61°F). Rainfall is significantly lower in January, with only 62 mm (2.4 in) over 10 days, and humidity decreases to 66%. For those interested in a more detailed look at the weather conditions during January, please visit Dongxing weather in January.

September and February present contrasting weather conditions. In September, temperatures are significantly warmer, with a minimum of 24°C (75°F) and an average of 28°C (83°F), reaching up to a maximum of 33°C (92°F). This month also experiences high precipitation levels of 256 mm (10.1 in) over 21 days, resulting in humidity levels around 78%. In stark contrast, February's climate is much cooler, with a minimum temperature of 8°C (47°F), an average of 17°C (63°F), and a maximum of 24°C (75°F). Precipitation is notably lower at 62 mm (2.5 in) across 11 days, and humidity dips to 71%. For more detailed insights, you can check Dongxing weather in February.

September and March present quite distinct weather patterns. September typically experiences warmer temperatures, with a minimum of 24°C (75°F) and an average of 28°C (83°F), compared to March’s cooler range, where temperatures start at a minimum of 14°C (57°F) and average around 21°C (69°F). Additionally, September is marked by higher humidity at 78% and significant precipitation of 256 mm (10.1 in) over 21 days, while March sees lighter rainfall of 84 mm (3.3 in) across just 15 days and lower humidity at 73%. This results in September feeling much more tropical and wet, whereas March offers a milder and drier experience. For more specific details, you can check out Dongxing weather in March.

In comparing September and April weather, September is characterized by warmer temperatures, with a minimum of 24°C (75°F) and an average of 28°C (83°F), peaking at 33°C (92°F). In contrast, April enjoys milder weather, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 29°C (85°F) and an average of 23°C (74°F). Additionally, September experiences significantly higher precipitation, totaling 256 mm (10.1 in) over 21 days, while April sees much less rainfall at 86 mm (3.4 in) on 14 days. The humidity in September is also notably higher at 78%, compared to April's 71%. For more detailed information, you can check Dongxing weather in April.

September and May present differing weather characteristics. In September, temperatures range from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), with an average around 28°C (83°F). The month sees significant rainfall, with 256 mm (10.1 in) of precipitation spread over 21 days, contributing to a higher humidity level of 78%. In contrast, May experiences milder conditions with temperatures ranging from 19°C (67°F) to 32°C (90°F) and an average of 27°C (81°F). It has less rainfall, totaling 190 mm (7.5 in) over 19 days, coupled with slightly lower humidity at 76%. For further details, check Dongxing weather in May.

In comparing the weather of September and June, we find that both months feature similar high temperatures, with average highs reaching 33°C (92°F). September exhibits slightly lower minimum temperatures at 24°C (75°F) compared to June's 23°C (74°F). Precipitation is more abundant in September, with 256 mm (10.1 in) falling over 21 days, while June sees a slightly higher total of 265 mm (10.4 in) over 23 days. Humidity levels are comparable in both months, with September at 78% and June at 79%. For more detailed insights, you can check out Dongxing weather in June.

In comparing weather between September and July, both months exhibit similar maximum temperatures, typically reaching around 33°C (91°F to 92°F). However, September sees slightly lower minimum temperatures, averaging 24°C (75°F) compared to July's 26°C (78°F). This slight difference is accompanied by a reduction in average humidity in September at 78%, which is less than July’s more humid 86%. Precipitation is also notably lower in September, accumulating 256 mm (10.1 in) over 21 days, while July is marked by heavier rainfall of 364 mm (14.3 in) across 25 days. For more detailed insights, you can refer to Dongxing weather in July.

In comparing the weather patterns of September and August, we observe some noteworthy differences. September has a slightly lower minimum temperature of 24°C (75°F) compared to August’s 25°C (78°F), but the average temperatures are quite similar, hovering around 28°C (83°F) for September and 29°C (84°F) for August. Both months experience high maximum temperatures, with August peaking at 33°C (91°F) and September reaching 33°C (92°F).

However, September is marked by significantly less rainfall, accumulating 256 mm (10.1 in) over 21 days, in contrast to August's 469 mm (18.5 in) of precipitation over 26 days. This reduction in rainfall may also lead to a drop in humidity, which is at 78% in September compared to August's higher 86%. For more detailed insights into the climate of August, you can check Dongxing weather in August.

In September, the weather is typically warm and humid, with average temperatures reaching up to 28°C (83°F) and maximums peaking at 33°C (92°F). The month experiences significant rainfall, totaling 256 mm (10.1 in) over 21 days. In contrast, October brings a noticeable drop in both temperature and humidity. The average temperature falls to 25°C (77°F), with minimums around 18°C (65°F) and maximums still reaching 32°C (90°F). Additionally, precipitation decreases to 206 mm (8.1 in) across 14 days, indicating a drier month overall. For more detailed information, you can visit Dongxing weather in October.

September and November present contrasting weather patterns. In September, temperatures are notably higher, with minimums around 24°C (75°F) and maximums peaking at 33°C (92°F), while the average hovers around 28°C (83°F). The month is characterized by significant rainfall, with 256 mm (10.1 in) of precipitation over 21 days, resulting in a humidity level of 78%. In stark contrast, November cools down considerably, with a minimum temperature of 12°C (54°F) and a maximum of 28°C (82°F), leading to a more comfortable average of 22°C (71°F). Additionally, November experiences much less rain, receiving only 47 mm (1.8 in) over 8 days and lower humidity at 69%. For more detailed information, you can visit Dongxing weather in November.

September presents a stark contrast to December in terms of weather. With temperatures ranging from a minimum of 24°C (75°F) to a maximum of 33°C (92°F), it remains warm and humid, averaging around 28°C (83°F). The month is notably wet, with 256 mm (10.1 in) of precipitation over 21 days, resulting in a humidity level of 78%.

In contrast, December sees a significant drop in temperature, with minima of 8°C (46°F) and maxima of 25°C (78°F), averaging at 17°C (63°F). The precipitation is much lighter at 55 mm (2.2 in) over just 10 days, and the humidity is lower at 70%. For a detailed look at December weather conditions, you can visit Dongxing weather in December.

Compare Dongxing's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dongxing

As September unfolds in Dongxing, the weather showcases a distinct transition, characterized by warmer average temperatures that hover around 28°C, yet they still dip to a noticeably mild minimum of 24°C. Unlike the sultry summer months, this period brings increased precipitation, with rain gracing the city on 21 days, totaling 256 mm. The humidity remains elevated at 78%, but the frequent showers offer a refreshing break from the heat. This month stands out, balancing warmth with ample rainfall, making it a unique time in Dongxing's climate journey. For more detailed insights, you can visit Dongxing Climate.