September Weather in Yangjiang, China

Last updated: August 21, 2025

In Yangjiang, China, September weather presents a warm and humid atmosphere, with maximum temperatures reaching a staggering 37°C (98°F) and an average of 25°C (77°F), while cool breezes occasionally bring relief with minimum temperatures dipping to 16°C (60°F). The month sees 98 mm (3.9 in) of precipitation over 9 days, contributing to a considerable humidity level of 75%. This combination of warmth and moisture creates a vibrant and lush environment, perfect for enjoying the natural beauty of the region.

September Temperature in Yangjiang

In September, Yangjiang, China, begins to transition from the sweltering summer months, with temperatures cooling down slightly yet still retaining warmth. The minimum temperature hovers around 16°C (60°F), while the average climbs to a comfortable 25°C (77°F), creating pleasant conditions for outdoor activities. The maximum temperature can reach up to 37°C (98°F), indicative of the lingering summer heat, which makes this month a blend of warm days and mild evenings. As September unfolds, residents can enjoy the balance of the season, experiencing both the warmth of summer and the first hints of autumn in the air.

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

The chart illustrates September temperature patterns in Yangjiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yangjiang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414455637378848477665644
Data source: Temperature data for Yangjiang 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 Yangjiang

In Yangjiang, September marks a transition point in the year, characterized by a precipitation amount of 98 mm (3.9 in) over about nine rainy days. This comes after the peak rainy months of June and July, where total rainfall significantly surges to 232 mm and 272 mm, respectively. Although September’s rainfall is less than the preceding summer months, it still maintains a notable presence, reflecting the tail end of the wet season. As the region shifts towards drier October and November, with precipitation dropping to 53 mm and 42 mm respectively, September serves as a reminder of the monsoon’s lingering influence before the cooler, less humid months set in.

September Precipitation Trends in Yangjiang

The chart displays monthly precipitation patterns in Yangjiang, 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 Yangjiang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6468997913123227215798534246
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yangjiang

In September, Yangjiang, China experiences a notable drop in humidity, with levels averaging around 75%. This marks a transition from the peak humidity of the summer months, where figures soar to 90% in July and remain elevated at 88% in August. Following a wetter spring, when humidity levels reach their highest at 86% in April, September's relative decrease signals the onset of a more temperate climate as the region approaches autumn. This shift is significant not only for comfort but also for local agriculture, as the reduced humidity offers a reprieve from the oppressive heat of summer. As October approaches, humidity levels slightly rise to 76%, maintaining a moderately humid environment that characterizes the early fall.

September Average Humidity in Yangjiang

This chart illustrates the average monthly humidity levels in Yangjiang, 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 Yangjiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%73%82%86%85%85%90%88%75%76%84%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yangjiang

September in Yangjiang, China, marks a transitional period in UV exposure, characterized by a very high UV Index of 10. This month sees a slight dip from the oppressive extreme levels experienced during the peak summer months of June, July, and August, where the UV Index consistently reached 11. As the weather begins to cool, residents and visitors alike still need to remain cautious, as the burn time remains relatively short at 15 minutes. The trend this month reflects a gradual decrease in UV intensity as autumn approaches, yet the need for sun protection persists. For more detailed insights, check out the complete guide here: Yangjiang UV Index.

Maximum UV Index Levels in Yangjiang for September

The chart shows the monthly maximum UV Index (UVI) for Yangjiang 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 Yangjiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec569101111111110864
Data source: Yangjiang 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 Yangjiang

As summer fades into autumn, September in Yangjiang showcases a delightful blend of warmth and sunlight, offering an impressive 254 hours of sunshine. This month stands out in the seasonal transition, offering nearly as much sun as the peak months of July and August, which basked in 285 and 295 hours respectively. The gradual shift in sunlight is evident as Yangjiang moves from the scorching heights of summer to the milder days of fall. September’s abundant sunshine continues the trend of strong illumination seen in the previous summer months, although it marks a decline from the summer peak. As nature begins to prepare for the cooler months ahead, the vibrant daylight contributes to the city’s picturesque charm, making it a perfect time for outdoor adventures before the cloudier days of October arrive.

Monthly Sunshine Duration in Yangjiang: September Highlighted

The September sunshine duration represents the total number of hours Yangjiang 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.
JanFebMarAprMayJunJulAugSepOctNovDec149h202h225h247h282h263h285h295h254h231h222h213h
Data source: Yangjiang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yangjiang During September

In Yangjiang, China, September brings a refreshing surge in sunny weather, with a 53% chance of sunshine — the highest for the month and a promising sign as the summer heat begins to wane. This modest uptick follows a summer slump, where chances of sunshine drop as low as 21% in July. As the city transitions from the sweltering summer months to the cooler autumn, September stands out as a delightful window, inviting residents and visitors alike to enjoy outdoor activities under brighter skies. Notably, the trend of increasing sunshine continues into the fall, setting the stage for a beautiful October with a 44% likelihood of sunny days.

Percentage of Sunny Days in September in Yangjiang

The chart illustrates the percentage of sunny days in Yangjiang 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 Yangjiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%41%25%27%27%27%21%37%53%44%57%70%
Data source: Yangjiang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yangjiang in September

In Yangjiang, China, the rhythm of daylight transforms with the seasons, creating a captivating tapestry of light throughout the year. As summer fades, September ushers in a gentle decline in daylight, offering around 12 hours of sunlit skies. This mirrors the gradual transition observed over the preceding months, with daylight peaking at 14 hours in June before gradually softening through the autumn. Following September, the daylight hours continue to recede, tapering back down to 11 hours in October and ultimately settling at 10 hours by December. This trend not only highlights the passage of time but also sets the stage for the cozy, reflective days of winter ahead.

Average Daylight Hours in Yangjiang for September

The chart illustrates the variation in daylight duration in Yangjiang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 20m11h 3m11h 59m12h 56m13h 44m14h 8m13h 56m13h 14m12h 19m11h 22m10h 33m10h 8m
Data source: Yangjiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Yangjiang

As September unfolds in Yangjiang, China, the average wind speed settles at a gentle 2.7 m/s (6 mph), mirroring the conditions from the previous month. This slight uptick in wind consistency can be seen as a natural transition from the summer's more variable breezes. Notably, the wind speeds from June through August hovered at their lowest, with a notable dip in July and August. However, as autumn approaches, a subtle recovery begins, indicating a shift towards steadier conditions. Overall, September's winds maintain a pleasant character, promising a refreshing atmosphere and hinting at the cooler days ahead.

Average September Wind Speed in Yangjiang

The chart displays monthly wind speed patterns in Yangjiang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.83.23.02.92.72.43.12.42.7 m/s2.72.92.6
Data source: Yangjiang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Yangjiang Compares to Other Months

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

September and January present contrasting weather conditions. In September, temperatures range from a minimum of 16°C (60°F) to a scorching maximum of 37°C (98°F), with an average of 25°C (77°F). The month experiences significant rainfall, with 98 mm (3.9 in) of precipitation over 9 days and humidity levels around 75%. In stark contrast, January is much cooler, with temperatures dipping as low as -9°C (16°F), peaking at 19°C (66°F) and averaging only 5°C (41°F). Precipitation is lower in January at 64 mm (2.5 in) over 8 days, and humidity is slightly reduced at 70%. For more details on January weather, check Yangjiang weather in January.

September and February present starkly contrasting weather conditions. In September, temperatures range from a mild 16°C (60°F) to a sweltering 37°C (98°F), with an average of 25°C (77°F). This month also experiences relatively high humidity at 75%, accompanied by 98 mm (3.9 in) of rainfall over 9 days. Conversely, February brings a much colder climate, with temperatures dropping as low as -8°C (18°F) and peaking at 26°C (80°F), averaging only 7°C (44°F). Although precipitation is slightly lower at 68 mm (2.7 in), the humidity remains comparable at 73%, with rain falling on a similar number of days. For a deeper understanding of February's weather, you can visit Yangjiang weather in February.

In comparing the weather of September and March, a stark contrast emerges in temperature and humidity. September enjoys warmer conditions, with average temperatures reaching 25°C (77°F) and highs soaring up to 37°C (98°F), accompanied by a relatively high humidity of 75%. In contrast, March experiences much cooler temperatures, with an average of 13°C (55°F) and maximums around 30°C (86°F), while humidity rises slightly to 82%. Interestingly, both months see similar precipitation levels, with September having 98 mm (3.9 in) over 9 days, while March records 99 mm (3.9 in) across 12 days. For a detailed look at March weather in Yangjiang, you can refer to Yangjiang weather in March.

September weather is characterized by warmer temperatures, with minimums around 16°C (60°F) and maximums reaching up to 37°C (98°F), providing an average of 25°C (77°F). In contrast, April experiences much cooler conditions, with minimums dropping to 6°C (42°F) and maximums at 33°C (92°F), averaging 17°C (64°F). While both months see precipitation on about 9 days, September receives a slightly higher amount at 98 mm (3.9 in) compared to April's 79 mm (3.1 in). Additionally, humidity levels are noticeably higher in April at 86%, while September's humidity stands at 75%. For a detailed overview of April weather, check Yangjiang weather in April.

September and May both experience warm temperatures, but there are notable differences in their weather patterns. In September, the minimum temperature is slightly higher at 16°C (60°F) compared to May's 11°C (53°F), while the average temperatures in September reach 25°C (77°F) versus 23°C (73°F) in May. Both months can see high maximum temperatures, peaking at 37°C (98°F) in September and 36°C (98°F) in May. However, May tends to receive more precipitation with 131 mm (5.2 in) over 10 days, compared to September's 98 mm (3.9 in) across 9 days. Additionally, May's humidity is higher, averaging at 85%, while September sits at 75%. For more information about May's weather, please visit Yangjiang weather in May.

In comparing the weather of September and June, both months exhibit high temperatures, with maximums reaching around 37°C (98°F). September has a slightly lower average temperature at 25°C (77°F) compared to June's 26°C (79°F). However, June experiences significantly more rainfall, with 232 mm (9.1 in) compared to September’s 98 mm (3.9 in), resulting in wetter conditions on 14 days versus 9 days of precipitation in September. Humidity is also higher in June at 85%, while September sees a slightly lower level at 75%. For a more detailed look at June weather patterns, you can visit Yangjiang weather in June.

September typically experiences milder temperatures compared to July, with a minimum of 16°C (60°F) and an average of 25°C (77°F), while July starts higher at a minimum of 20°C (69°F) and averages around 29°C (84°F). July also sees maximum temperatures peaking at 39°C (102°F), slightly higher than September's peak of 37°C (98°F). In terms of precipitation, September is less rainy, with 98 mm (3.9 in) over 9 days, compared to July's much wetter conditions featuring 272 mm (10.7 in) over 16 days. Additionally, July's humidity is noticeably higher at 90% compared to September's 75%. For more detailed insights, you can refer to Yangjiang weather in July.

In comparing the weather conditions of September and August, September tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 37°C (98°F), compared to August, which sees a higher average with a minimum of 20°C (69°F) and a maximum of 37°C (99°F). While both months can reach similar maximum temperatures, August is generally warmer, with an average temperature of 29°C (85°F) compared to September's 25°C (77°F). Rainfall is another notable difference; September experiences about 98 mm (3.9 in) of precipitation over 9 days, while August has significantly more at 157 mm (6.2 in) over 13 days, suggesting a wetter month. Additionally, humidity is higher in August at 88%, versus September's 75%, which contributes to a steamer feel during the earlier month. For a more detailed analysis, see Yangjiang weather in August.

September and October exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 16°C (60°F) to an average of 25°C (77°F), with a maximum reaching 37°C (98°F). The month is quite humid, with an average humidity of 75% and 98 mm (3.9 in) of precipitation over 9 days. In contrast, October experiences cooler temperatures, featuring a minimum of 8°C (46°F), an average of 19°C (66°F), and maintaining the same maximum of 37°C (99°F). Precipitation decreases to 53 mm (2.1 in) across just 6 days, while humidity remains slightly higher at 76%. For a more detailed look at October's weather, you can check Yangjiang weather in October.

In September, the weather typically showcases a warm climate, with temperatures ranging from a minimum of 16°C (60°F) to a scorching maximum of 37°C (98°F), while averaging around 25°C (77°F). The month also experiences considerable rainfall, accumulating 98 mm (3.9 in) over approximately 9 days, accompanied by a humidity level of 75%. In striking contrast, November brings cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 29°C (85°F), averaging at 13°C (56°F). Rainfall decreases significantly to 42 mm (1.6 in) over about 7 days, and humidity rises to 84%. The transition from the warmth of September to the chill of November creates a notable shift in the climate. For more details on the weather conditions specific to November, you can check Yangjiang weather in November.

In September, temperatures in Yangjiang range from a mild 16°C (60°F) at night to a hot 37°C (98°F) during the day, with an average of 25°C (77°F). The month also experiences relatively high humidity at 75% and sees about 98 mm (3.9 in) of precipitation over 9 days. In contrast, December brings a much cooler climate, with temperatures dipping to a minimum of -6°C (21°F) and reaching a maximum of 22°C (73°F), resulting in an average of just 7°C (44°F). While December has lower overall precipitation of 46 mm (1.8 in) spread over 7 days, the humidity remains high at 77%. For more detailed information, check Yangjiang weather in December.

Compare Yangjiang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Yangjiang

As September unfolds in Yangjiang, the weather begins to shift from the heat of summer. The month brings a refreshing average temperature that is significantly milder than the scorching peaks experienced in the summer months, making it a more comfortable time to be outdoors. Although the chance of rain increases with several days of precipitation, the warmth persists, ensuring that the lush landscapes thrive. With humidity levels staying consistent, September serves as a bridge between the sweltering summer and the cooler autumn, making it an ideal time to explore the area's rich natural beauty. For more detailed insights into seasonal changes, be sure to check out Yangjiang Climate.