September Weather in Yongding, China

Last updated: August 21, 2025

September in Yongding, China offers a dynamic blend of warmth and moisture, with maximum temperatures reaching a balmy 32°C (90°F) and an average of 23°C (73°F). As the month progresses, evenings cool down to a minimum of 13°C (56°F), providing a comfortable respite from the heat. However, this time of year also sees significant rainfall, with 116 mm (4.6 in) spread over 14 days, contributing to an overall humidity level of 87%. This combination of temperatures and precipitation creates a lush, vibrant landscape, perfect for exploring the natural beauty of the region.

September Temperature in Yongding

In September, Yongding, China begins to transition from the summer heat into the refreshing embrace of autumn. With temperatures ranging from a comfortable minimum of 13°C (56°F) to a peak of 32°C (90°F), the month offers a perfect blend of warmth and coolness. The average temperature settles around 23°C (73°F), inviting outdoor activities and explorations. This slight dip compared to the sweltering summer months illustrates the gradual shift towards cooler days, making September an ideal time for visitors to enjoy the region's natural beauty without the intense heat that characterizes the peak summer months. As the leaves begin to change, Yongding transforms into a picturesque destination, balancing inviting warmth and the crispness of approaching fall.

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

The chart illustrates September temperature patterns in Yongding, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yongding, 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).
JanFebMarAprMayJunJulAugSepOctNovDec555967717678767673696155
Data source: Temperature data for Yongding 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 Yongding

In September, Yongding experiences a significant shift in precipitation, receiving 116 mm (4.6 in) of rain over 14 days. This marked decrease follows the peak rainfall months of July and August, which saw impressive totals of 194 mm (7.6 in) and 197 mm (7.8 in) respectively, indicating a transition toward drier conditions as autumn approaches. The rainfall in September is notably less than the torrential downpours typical of summer, yet it remains a vital contributor to the region's overall water supply. As the landscape begins to change with the cooler weather, this month acts as a bridge, gradually tapering off from the intense summer rain to prepare for the more moderate conditions of October, which anticipates further decline to 93 mm (3.7 in).

September Precipitation Trends in Yongding

The chart displays monthly precipitation patterns in Yongding, 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 Yongding, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1817113850147194197116932920
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Yongding

In September, Yongding, China, experiences a noticeable drop in humidity compared to the sweltering summer months, yet it remains fairly high at 87%. This month marks a transition from the peak humidity levels of August, which reached an astonishing 90%. Overall, the trend reflects a pattern of increasing moisture from the dry winter months, peaking in late summer before gradually decreasing as autumn approaches. From January's relative low of 58%, humidity surges through the year, climaxing in July and August, then gently tapers off in October, indicating the onset of cooler, drier weather.

September Average Humidity in Yongding

This chart illustrates the average monthly humidity levels in Yongding, 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 Yongding is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%65%44%44%62%82%89%90%87%81%82%73%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Yongding

As September rolls into Yongding, China, the UV Index remains intensely high at 13, categorizing it within the extreme exposure level with a burn time of just 10 minutes. This month marks a slight decline from the peak of 15 in July, yet still signals the need for vigilant sun protection as the summer sun lingers. Notably, the trend from May through September showcases a consistent pattern of extreme UV exposure, demanding quick action to prevent sunburn. With the UV Index dropping to 11 in October, there’s a glimmer of relief on the horizon, but for now, anyone venturing outdoors should remain cautious. For more detailed insights and updates, check out Yongding UV Index.

Maximum UV Index Levels in Yongding for September

The chart shows the monthly maximum UV Index (UVI) for Yongding 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 Yongding typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111214141514131197
Data source: Yongding 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 Yongding

September in Yongding, China, welcomes a moderate 276 hours of sunshine, marking a gentle decline from the vibrant summer months. As the year progresses, the sunshine hours typically peak around March with 335 hours, showcasing the region's sunniest stretch. After this highpoint, a gradual decrease unfolds through the warmer months of June and July, where sunny days start to yield to the onset of autumn. Interestingly, September's total is notably lower than the preceding August's 308 hours, yet it still holds its own, providing ample opportunities for outdoor enjoyment amid the changing foliage. With October closely trailing at 272 hours, Yongding's autumn months hint at a softer light, inviting reflection while still basking in nature's golden glow.

Monthly Sunshine Duration in Yongding: September Highlighted

The September sunshine duration represents the total number of hours Yongding 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.
JanFebMarAprMayJunJulAugSepOctNovDec244h285h335h308h333h292h282h308h276h272h290h296h
Data source: Yongding September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Yongding During September

In Yongding, China, the likelihood of sunny weather experiences a notable decline as summer transitions into autumn. While September sees a modest 29% chance of sunshine, this is a stark contrast to the bright, sun-kissed months of January through April, where the likelihood hovers between 66% and 76%. As the summer heat wanes, the cloudy, wetter months of June and July significantly drop the odds of clear skies to an alarming 15% and 18%, respectively. Following this trend, September's weather offers a blend of sunshine and overcast days, setting the stage for a gradual rise in sunny potential as the weeks pass, with October presenting a 43% chance of clearer, sunnier days ahead.

Percentage of Sunny Days in September in Yongding

The chart illustrates the percentage of sunny days in Yongding 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 Yongding experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%77%77%66%56%18%15%17%29%43%54%65%
Data source: Yongding September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Yongding in September

As September rolls into Yongding, China, the daylight begins to wane, offering approximately 12 hours of sunlight each day. This marks a gentle transition from the longer, sun-drenched days of summer, where the region enjoys a steady 13 hours in June through August. Following the peak months, September's daylight still holds onto the warmth of summer, yet hints at the approach of autumn, as daylight gradually decreases to 11 hours in October. This rhythm of light not only shapes the daily life and routines of the locals but also sets the stage for the vibrant colors and cooler temperatures that characterize the upcoming months.

Average Daylight Hours in Yongding for September

The chart illustrates the variation in daylight duration in Yongding throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 41m11h 15m12h12h 46m13h 24m13h 43m13h 34m13h12h 16m11h 31m10h 51m10h 31m
Data source: Yongding daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Yongding

As September rolls into Yongding, the breeze begins to calm, bringing with it an average wind speed of just 1.7 m/s (4 mph). This slight dip continues the trend observed throughout the summer months, where winds have been notably gentle, peaking at a modest 3.4 m/s (8 mph) in March before gradually settling into the softly blowing air of early autumn. After the warm, still days of July and August, September’s more tranquil winds signal a transition as the region prepares for the cooler, crisper days of fall. Encouraging outdoor activities, this mellow wind contributes to Yongding's serene atmosphere, inviting residents and visitors alike to embrace the countryside's natural beauty during this peaceful time of year.

Average September Wind Speed in Yongding

The chart displays monthly wind speed patterns in Yongding, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.73.43.03.22.11.81.81.7 m/s2.02.12.3
Data source: Yongding September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Yongding Compares to Other Months

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

September weather is characterized by warmer temperatures, with an average of 23°C (73°F), peaking at a high of 32°C (90°F). The month also experiences considerable rainfall, averaging 116 mm (4.6 in) over 14 days, leading to high humidity levels of 87%. In stark contrast, January temperatures drop significantly, with an average of 13°C (56°F), a minimum of 1°C (34°F), and a maximum of 26°C (79°F). This winter month is much drier, receiving only 18 mm (0.7 in) of precipitation over just 3 days, and the humidity level is lower at 58%. For more detailed information, check Yongding weather in January.

September and February present contrasting weather experiences. In September, temperatures typically range from a mild 13°C (56°F) at night to a warm 32°C (90°F) during the day, with an average of 23°C (73°F). This month also sees considerable rainfall, with precipitation totaling 116 mm (4.6 in) over about 14 days, accompanied by high humidity levels of 87%. In stark contrast, February offers cooler temperatures, featuring a minimum of 2°C (35°F) and an average of 15°C (59°F), peaking at 30°C (86°F). Rainfall is minimal during this month, with only 17 mm (0.7 in) falling across just 3 days, and humidity levels dropping to 65%. For more detailed information on the February weather, you can check Yongding weather in February.

When comparing the weather in September and March, we see notable differences in temperature and humidity. September typically presents a warmer climate, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F) and high humidity at 87%. The month also sees significant precipitation, accumulating around 116 mm (4.6 in) over approximately 14 days. In contrast, March is considerably cooler, with temperatures varying from a low of 2°C (37°F) to a high of 35°C (94°F), but it experiences much less rainfall, with only 11 mm (0.4 in) recorded over just 2 days and a lower humidity of 44%. For a more detailed look at the weather in March, you can visit Yongding weather in March.

September and April present contrasting weather patterns, highlighting the transition from late summer to early autumn. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 23°C (73°F). The month sees significant precipitation, totaling 116 mm (4.6 in) over 14 days, and high humidity levels at 87%. In contrast, April experiences milder conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (96°F) and an average of 21°C (71°F). Precipitation is much lower in April, at 38 mm (1.5 in) over just 6 days, and humidity levels drop to a more comfortable 44%. For a closer look at the weather specifics in April, visit Yongding weather in April.

September and May present distinct weather patterns. In September, temperatures range from a minimum of 13°C (56°F) to a sweltering maximum of 32°C (90°F), with an average of 23°C (73°F). The month sees significant rainfall, accumulating 116 mm (4.6 in) over about 14 days, coupled with high humidity at 87%. In contrast, May boasts slightly cooler mornings, with minimum temperatures around 10°C (49°F) and a warmer average of 24°C (76°F), peaking at a high of 37°C (99°F). Precipitation is notably lower at 50 mm (2.0 in) over just 6 days, and humidity drops to a more comfortable 62%. For a closer look at weather trends, check out Yongding weather in May.

September and June present notably different weather patterns. In September, temperatures typically range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 23°C (73°F). The month also experiences significant precipitation, totaling 116 mm (4.6 in) over approximately 14 days, contributing to a high humidity level of 87%. In contrast, June showcases warmer temperatures, with a minimum of 16°C (62°F) and a maximum reaching up to 39°C (102°F), averaging around 26°C (79°F). Although June has a slightly higher total precipitation of 147 mm (5.8 in) over the same number of days, it experiences lower humidity at 82%. For more detailed insights on the June weather, you can visit Yongding weather in June.

In comparing the weather of September and July, we see a slight shift in temperature and precipitation patterns. September experiences a minimum temperature of 13°C (56°F) and an average of 23°C (73°F), peaking at 32°C (90°F). In contrast, July is typically warmer, with minimum temperatures around 15°C (60°F), an average of 24°C (76°F), and a maximum of 34°C (93°F). Furthermore, September receives 116 mm (4.6 in) of rainfall over 14 days, while July has a higher total precipitation of 194 mm (7.6 in) spread over 20 days. Humidity levels are slightly lower in September at 87% compared to July's 89%. For more specific details on July weather, you can refer to Yongding weather in July.

In comparing the weather of September to August, it’s evident that September tends to be slightly cooler, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), compared to August’s range of 17°C (62°F) to 35°C (95°F). Additionally, September experiences more frequent rainfall, totaling 116 mm (4.6 in) over 14 days, though this is less than August, which recorded 197 mm (7.8 in) over 21 days. Humidity remains high in both months, at 87% in September and 90% in August, contributing to the overall feeling of warmth despite the temperature drop. For more detailed information, you can check Yongding weather in August.

In September, the weather is warm and characterized by a minimum temperature of 13°C (56°F) and an average high of 32°C (90°F), making it one of the warmer months of the year. The month brings significant rainfall, with 116 mm (4.6 in) of precipitation spread over 14 days and high humidity levels at 87%.

In contrast, October sees a slight drop in temperatures, with a minimum of 9°C (49°F) and an average high of 31°C (88°F). Precipitation decreases to 93 mm (3.7 in) over 13 days, and humidity also dips to 81%. Overall, October presents a more moderate and slightly drier climate, making it a comfortable time to enjoy outdoor activities. For more detailed information, you can check out Yongding weather in October.

September and November present contrasting weather patterns. September boasts warmer temperatures, with a minimum of 13°C (56°F) and an average high of 32°C (90°F), while November cools down significantly, featuring a minimum temperature of just 5°C (41°F) and a maximum of 28°C (83°F). Additionally, September is marked by higher precipitation, with 116 mm (4.6 in) falling over 14 days, compared to November's much drier conditions, which see only 29 mm (1.2 in) over 5 days. Humidity levels also differ slightly, remaining high at 87% in September and slightly lower at 82% in November. For more detailed information, check out Yongding weather in November.

In September, the weather is significantly warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), resulting in an average temperature of 23°C (73°F). The month is also characterized by higher humidity at 87% and considerable precipitation of 116 mm (4.6 in) over 14 days. In contrast, December brings a cooler climate, with temperatures dropping to a minimum of 0°C (33°F) and peaking at 25°C (77°F), averaging around 13°C (56°F). Precipitation is much lower at 20 mm (0.8 in), occurring over just 4 days, and the humidity decreases to 73%. For more details about the weather in December, you can check Yongding weather in December.

Compare Yongding's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Yongding

As September rolls in, Yongding experiences a shift in its weather dynamics, marking a transition from the summer heat. With higher humidity levels reaching 87%, the air feels noticeably muggy, contrasting with the drier months. Temperatures settle into a pleasant average, offering a welcome reprieve from the peak summer highs. However, this month also brings increased rainfall, with nearly half the days witnessing precipitation, which can make it a bit challenging for outdoor activities. Overall, September's blend of warmth and moisture provides a unique atmosphere that sets it apart from the dryer, hotter summer months and the cooler, less humid autumn ahead. For more insights on the weather patterns and climate in this area, visit Yongding Climate.