September Weather in Xijiang, China

Last updated: August 21, 2025

Experience the diverse September weather in Xijiang, China, where temperatures soar with a maximum of 38°C (100°F), offering warm, sun-filled days. The average temperature settles at a comfortable 27°C (80°F), while nights cool down to a refreshing 17°C (62°F). Keep an umbrella handy, as precipitation totals around 75 mm (3.0 in) over 12 rainy days, contributing to a humidity level of 63%. This blend of warmth and moisture makes for a vibrant landscape, ideal for experiencing the beauty of this charming region.

September Temperature in Xijiang

Throughout September, Xijiang, China experiences a noticeable transition as summer wanes, with temperatures ranging from a minimum of 17°C (62°F) to a sweltering maximum of 38°C (100°F). The average temperature settles at a comfortable 27°C (80°F), offering a delightful blend of warmth that invites outdoor activities while hinting at the cooler months ahead. As the month progresses, the drop in minimum temperatures suggests a shift towards autumn, gradually preparing the region for the crisp days of October. With this blend of warmth and breezy evenings, September in Xijiang serves as a vibrant prelude to the changing seasons, making it an ideal time for visitors to explore the natural beauty and rich culture of the area.

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

The chart illustrates September temperature patterns in Xijiang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xijiang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec505261677579838380696151
Data source: Temperature data for Xijiang 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 Xijiang

In September, Xijiang experiences a noticeable decline in precipitation, with 75 mm (3.0 in) of rain falling over 12 days. This marks a shift from the wetter months of June and July, where daily rainfall was more frequent and intense. As summer fades, the region's early autumn brings a gentle tapering of rain, transitioning from the 215 mm (8.5 in) in June to a more moderate precipitation level. This decrease in both amount and frequency sets the stage for the drier months ahead, highlighting a clear trend towards lower rainfall as the year progresses. In comparison to the lush summer, September offers a refreshing change, signaling the onset of cooler and drier weather.

September Precipitation Trends in Xijiang

The chart displays monthly precipitation patterns in Xijiang, 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 Xijiang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec479115914312721511512075595933
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xijiang

In September, Xijiang, China, experiences a notable drop in humidity, falling to 63% after a summer characterized by high moisture levels, peaking at 89% in July. This monthly decline marks a transition from the sweltering conditions of the preceding months, where August maintained a humidity of 87%. As the region heads into autumn, humidity levels continue to decrease, reaching their lowest point of 59% in October. This trend highlights a shift towards drier air, making September a refreshing interlude before the cooler months set in—a time when the heavy, oppressive humidity of summer gives way to a more comfortable atmosphere.

September Average Humidity in Xijiang

This chart illustrates the average monthly humidity levels in Xijiang, 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 Xijiang is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec62%66%73%70%84%83%89%87%63%59%66%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xijiang

In September, Xijiang, China, experiences a UV Index of 11, categorizing it as extreme, similar to the peak summer months. This trend reflects the region's consistently high UV exposure during the warmer months, as both June and July also reached a maximum UV Index of 13. With a burn time of only 10 minutes, it's crucial for residents and visitors alike to take precautions. As summer gives way to fall, the UV levels gradually decline, but September still requires vigilance against sun exposure. For those looking to plan their Sun-safe activities, more detailed information is available at Xijiang UV Index.

Maximum UV Index Levels in Xijiang for September

The chart shows the monthly maximum UV Index (UVI) for Xijiang 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 Xijiang typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec79111213131313111086
Data source: Xijiang 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 Xijiang

September in Xijiang, China, offers a golden retreat as the summer warmth lingers, basking the region in a noteworthy 278 hours of sunshine. Following the peak of July and August, which recorded over 300 hours, September gracefully transitions into autumn while maintaining a significant amount of sunlight. This gradual decline in sunshine hours signals a shift, yet it remains consistently vibrant, significantly more than the winter months ahead. From the 204 hours in February to the impressive 260 hours in May, the sunshine trend exhibits a clear rise towards the peak summer months, ultimately tapering off as the year progresses. September, with its pleasant warmth and radiant skies, still invites both locals and travelers to revel in the beauty of nature before the cooler days arrive.

Monthly Sunshine Duration in Xijiang: September Highlighted

The September sunshine duration represents the total number of hours Xijiang 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.
JanFebMarAprMayJunJulAugSepOctNovDec166h204h181h190h260h245h305h311h278h240h222h224h
Data source: Xijiang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Xijiang During September

As September rolls around in Xijiang, China, the likelihood of encountering sunny weather rises significantly, with a 53% chance of clear skies. This marks a notable improvement from the preceding summer months, where sunlit days were quite scarce, particularly in June and July. Interestingly, September experiences a dynamic transition, offering a welcome departure from the heavier cloud cover of summer. Coupled with a favorable 58% chance of sunshine in January, it becomes evident that early autumn is one of the more promising times for those seeking bright days in this scenic region. Thus, if you’re looking to enjoy the sun in Xijiang, September presents an enticing opportunity that should not be overlooked.

Percentage of Sunny Days in September in Xijiang

The chart illustrates the percentage of sunny days in Xijiang 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 Xijiang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%45%23%19%18%15%34%20%53%34%39%50%
Data source: Xijiang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Xijiang in September

In Xijiang, China, September marks a transition as daylight begins to gradually wane after the robust summer months. The city enjoys 12 hours of daylight, consistent with neighboring August but slightly shorter than the peak of 13 hours seen in May to July. This steady daylight duration reflects the onset of autumn, where the longer days of summer give way to crisp, shorter afternoons. As the year progresses towards October, daylight will further decrease, reminding residents of the cyclical nature of seasons. Overall, September serves as a gentle bridge between the vibrant summer light and the cozy embrace of the upcoming fall.

Average Daylight Hours in Xijiang for September

The chart illustrates the variation in daylight duration in Xijiang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 46m11h 18m12h12h 43m13h 20m13h 38m13h 28m12h 57m12h 16m11h 33m10h 55m10h 37m
Data source: Xijiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Xijiang

As summer fades into autumn in Xijiang, China, September ushers in one of the year's calmest periods, with an average wind speed of just 1.3 m/s (3 mph). This gentle breeze offers a stark contrast to the more dynamic winds of October, which hike up to 2.5 m/s (6 mph). Throughout the year, wind speeds fluctuate modestly, peaking in the cooler months with January and February averaging around 2.2 m/s (5 mph), while the warmer months of June through August display more subdued breezes, consistently around 1.6 to 1.9 m/s (4 mph). Thus, September stands out as a tranquil transition, a time when the winds whisper softly, setting the stage for the more spirited gales that follow.

Average September Wind Speed in Xijiang

The chart displays monthly wind speed patterns in Xijiang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.21.72.01.71.91.61.81.61.3 m/s2.52.12.1
Data source: Xijiang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Xijiang Compares to Other Months

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

September and January present strikingly contrasting weather patterns. In September, temperatures range from a minimum of 17°C (62°F) to a maximum of 38°C (100°F), with an average of 27°C (80°F). This month also experiences significant rainfall, totaling 75 mm (3.0 in) over about 12 days, accompanied by a humidity level of 63%. In stark contrast, January sees much cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 23°C (75°F), averaging just 10°C (50°F). Precipitation is lighter in January, averaging 47 mm (1.8 in) over 8 days and maintaining a relatively stable humidity of 62%. For more detailed information on January weather, you can visit Xijiang weather in January.

September and February showcase significantly contrasting weather conditions. In September, temperatures can reach a scorching high of 38°C (100°F), with an average of 27°C (80°F) and a minimum of 17°C (62°F). Despite the warmth, September experiences around 75 mm (3.0 in) of rainfall over 12 days, coupled with humidity levels at 63%. Conversely, February presents a much cooler climate, with temperatures ranging from a low of -2°C (29°F) to a high of 27°C (81°F) and an average of 11°C (52°F). Although February experiences slightly higher precipitation at 91 mm (3.6 in) over 10 days, the humidity is slightly higher at 66%. For more detailed insights on February weather, you can check Xijiang weather in February.

September and March exhibit distinct weather patterns. September boasts warmer temperatures, with a minimum of 17°C (62°F) and an average high reaching 38°C (100°F), while March is notably cooler, starting at a minimum of 4°C (40°F) and peaking at 29°C (85°F). In terms of precipitation, March experiences significantly more rainfall, totaling 159 mm (6.3 in) over 18 days, compared to September's 75 mm (3.0 in) across 12 days. Additionally, humidity levels are slightly higher in March at 73%, compared to September's 63%. For more detailed information about March weather in Xijiang, visit Xijiang weather in March.

In comparing the weather between September and April, we see notable differences. September boasts warmer temperatures, with an average high of 27°C (80°F) and maximums reaching up to 38°C (100°F), while April's average high is a milder 19°C (67°F) with maximums around 31°C (88°F). Precipitation levels also vary significantly; September receives a total of 75 mm (3.0 in) over 12 days, whereas April experiences more rain with 143 mm (5.6 in) spread across 16 days. Humidity is slightly higher in April at 70%, compared to September's 63%. For more detailed insights into the weather in April, you can check Xijiang weather in April.

When comparing the weather in September and May, notable differences emerge. September boasts warmer temperatures, with averages reaching up to 27°C (80°F) and maximums hitting 38°C (100°F), while May presents a cooler average of 24°C (75°F) and a maximum of 34°C (93°F). However, May experiences significantly higher precipitation, totaling 127 mm (5.0 in) over 19 days compared to September's 75 mm (3.0 in) over 12 days. Additionally, humidity levels are higher in May at 84%, compared to September's 63%, making May feel more humid and damp. For more information on the climate, you can check Xijiang weather in May.

When comparing the weather in September and June, there are notable differences in temperature and precipitation. September typically experiences temperatures ranging from a minimum of 17°C (62°F) to a maximum of 38°C (100°F), with an average of 27°C (80°F). In contrast, June has a slightly higher minimum temperature of 18°C (64°F) and a lower maximum of 34°C (93°F), while maintaining a similar average of 26°C (80°F). Precipitation also differs significantly; September sees about 75 mm (3.0 in) over 12 days, whereas June is much wetter, receiving 215 mm (8.5 in) across 22 days. Additionally, June's humidity level tends to be higher at 83%, compared to September's 63%. For more detailed information, you can check Xijiang weather in June.

In comparing the weather between September and July, September tends to be slightly cooler, with an average temperature of 27°C (80°F) compared to July's 28°C (83°F). The minimum temperatures in September are also lower, at 17°C (62°F), while July's minimum is a warmer 21°C (71°F). However, July experiences higher humidity levels at 89%, compared to September's 63%, making July feel more oppressive. Additionally, July has more rainfall, accumulating 115 mm (4.5 in) over 17 days, whereas September sees less precipitation at 75 mm (3.0 in) over 12 days. For a closer look at July's weather in Xijiang, you can visit Xijiang weather in July.

In comparison to August, September in Xijiang experiences slightly cooler temperatures, with a minimum of 17°C (62°F) compared to August's 22°C (71°F). While the average temperature in September remains close at 27°C (80°F), it is a small dip from August’s 28°C (83°F). Notably, September sees less rainfall, accumulating 75 mm (3.0 in) over 12 days, whereas August has a much higher precipitation level of 120 mm (4.7 in) across 17 days, contributing to a more humid environment with a humidity level of 87% compared to September's 63%. For a detailed look at the weather conditions, you can check Xijiang weather in August.

September and October present a notable shift in weather patterns. In September, temperatures soar with a minimum of 17°C (62°F) and an average of 27°C (80°F), peaking at a scorching 38°C (100°F). The month experiences around 75 mm (3.0 in) of precipitation over 12 days, coupled with a humidity level of 63%. In contrast, October cools down significantly, with temperatures dipping to a minimum of 10°C (51°F) and an average of 21°C (70°F), while the maximum reaches 35°C (95°F). Precipitation decreases to 59 mm (2.3 in) over just 8 days, and humidity drops slightly to 59%. These changes mark a transition from the summer heat of September to the milder conditions of October. For more details, you can check Xijiang weather in October.

In September, the weather is significantly warmer, with temperatures ranging from a minimum of 17°C (62°F) to a scorching maximum of 38°C (100°F), paired with an average of 27°C (80°F). This month typically sees about 75 mm (3.0 in) of precipitation over 12 days, contributing to a humidity level of 63%. In contrast, November experiences much cooler temperatures, with a minimum of 6°C (44°F) and an average of 16°C (62°F), peaking at a maximum of 30°C (87°F). The precipitation in November is slightly lower at 59 mm (2.3 in) over 9 days, while humidity rises marginally to 66%. For more detailed insights into November weather, you can visit Xijiang weather in November.

September and December present contrasting weather conditions. In September, temperatures soar with a minimum of 17°C (62°F), an average of 27°C (80°F), and peak highs reaching 38°C (100°F). The month also experiences substantial precipitation, totaling 75 mm (3.0 in) over about 12 days, alongside a humidity level of 63%. In stark contrast, December features much cooler weather, with temperatures ranging from a low of 0°C (31°F) to a high of 25°C (76°F) and an average temperature of 11°C (52°F). Precipitation decreases significantly to 33 mm (1.3 in) across just 7 days, while humidity slightly increases to 69%. For more details on the specific weather conditions in December, you can check Xijiang weather in December.

Compare Xijiang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Xijiang

September in Xijiang heralds a transition into more moderate temperatures, striking a balance between the lingering warmth of summer and the imminent coolness of autumn. With an average temperature of 27°C (80°F), this month offers a pleasant respite from the sweltering highs experienced earlier in the season. While some days still reach up to 38°C (100°F), the likelihood of rain increases, with 75 mm (3.0 in) of precipitation spread across about half the month. This blend of warmth and humidity — at around 63% — sets September apart as a dynamic time, inviting both locals and visitors to enjoy the scenic beauty of Xijiang under shifting skies. For a comprehensive understanding of the region's climate, check out Xijiang Climate.