September Weather in Xijiang, China

Last updated: August 21, 2025

In September, Xijiang, China experiences a dynamic climate characterized by a maximum temperature soaring to 39°C (103°F) and an average temperature of 28°C (82°F), offering a warm atmosphere to locals and visitors alike. The minimum recorded temperature dips to a comfortable 16°C (62°F), ensuring cooler nights. During this month, the region witnesses 72 mm (2.8 in) of rainfall over 11 days, adding a refreshing touch to the warm landscape. With an average humidity level of 61%, September in Xijiang provides a blend of warmth and mild moisture, perfect for exploring the scenic beauty and cultural richness of the area.

September Temperature in Xijiang

In September, Xijiang, China experiences a transition into the more moderate temperatures of fall. With a minimum temperature of 16°C (62°F) and an average of 28°C (82°F), the days remain warm, yet noticeably cooler than the sweltering summer months. The maximum temperature can still reach 39°C (103°F), particularly in early September, echoing the lingering warmth of August. As the month progresses, conditions become more comfortable, inviting locals and travelers alike to enjoy outdoor activities amidst stunning autumn foliage. This month serves as a bridge, showcasing nature's gradual shift while still holding onto the last vestiges of summer's heat.

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).
JanFebMarAprMayJunJulAugSepOctNovDec515362687681868582726252
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 notable shift in precipitation patterns, receiving approximately 72 mm (2.8 in) of rain over 11 days. This marks a decrease from the higher rainfall totals seen in the summer months, particularly June, which recorded a peak of 257 mm (10.1 in). While September remains wetter than the drier months ahead, such as October's 40 mm (1.6 in), it suggests a gradual transition towards a more arid climate as the year progresses. This pattern highlights a seasonal fluctuation, where the lush rainfall of late spring and summer gives way to a distinct tapering off, setting the stage for the drier autumn months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec51891451421822579210672405934
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xijiang

As autumn approaches, September in Xijiang, China, brings a refreshing dip in humidity to 61%, marking a notable decrease from the summer months. This shift is part of a broader trend observed throughout the year, where humidity tends to peak in the hotter months of July and August, reaching highs of 87% and 84% respectively. As summer fades, the humidity gradually decreases, dropping from 85% in May to 76% in April and consistently falling into the 60s by September. This seasonal transition not only enhances the comfort level but also sets the stage for the crisp, clear days of fall ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec66%70%77%76%85%80%87%84%61%62%67%74%
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, maintaining an extreme exposure category that requires caution for sun exposure—just 10 minutes can lead to burns. Following a pattern from the preceding months, this drop to 11 from August's peak of 13 reflects a slight decrease in intensity, yet it still poses significant risk. The trend throughout the year indicates an escalation in UV levels from January's moderate 7, peaking during the summer months of May through August. As autumn approaches, while there's a notable reduction from the extreme summer highs, vigilance remains essential. For more detailed insights on UV exposure levels throughout the year, visit the 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.
JanFebMarAprMayJunJulAugSepOctNovDec79111113121313111086
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

As September greets Xijiang, the lingering warmth of summer is evident with 280 hours of sunshine gracing the month. This marks a gentle decline from the radiant peak of July and August, when the sun bathed the region in 313 and 311 hours of light, respectively. The gradual transition into autumn is reflected in the consistently bright spring and summer months, showcasing a total of over 2,500 hours of sunlight from May through August. Despite the slight drop in September, the sunshine still sustains the vibrant atmosphere, hinting at the beauty of changing seasons while paving the way for the mellow golden hues of fall.

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.
JanFebMarAprMayJunJulAugSepOctNovDec187h214h204h226h284h245h313h311h280h229h223h219h
Data source: Xijiang September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Xijiang During September

In Xijiang, China, September shines as a beacon of sunny possibilities, boasting a 64% chance of clear skies. This marks a notable recovery from the summer months, where the likelihood of sunshine dips dramatically, with June and August trailing at just 13% and 20%, respectively. As autumn approaches, the weather shifts once again, leading September to resemble the winter months, which enjoy relatively higher sun probabilities compared to the sweltering summer. With the early fall offering a delightful balance of warmth and sun, visitors can expect more pleasant days perfect for exploring this scenic region. The progression from the 54% chance of sun in February to September’s promising outlook illustrates a gradual transition toward brighter days, setting a lovely backdrop for autumn adventures.

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.
JanFebMarAprMayJunJulAugSepOctNovDec67%53%35%25%16%13%31%20%64%33%43%48%
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 42m11h 16m12h12h 45m13h 23m13h 42m13h 32m12h 59m12h 16m11h 31m10h 52m10h 33m
Data source: Xijiang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Xijiang

As summer transitions into autumn, September in Xijiang brings a gentle whisper of change with an average wind speed of 1.6 m/s (4 mph), the lowest of the year. This subtle decline follows a period of slightly breezier months, maintaining 2.3 m/s (5 mph) in June, July, and an increase in October to 2.6 m/s (6 mph). The calmness of September invites a moment of reflection amid the vibrant scenery, as the occasional breeze rustles the leaves, hinting at the approaching chill of winter. The overall trend from early spring through late summer illustrates a gentle ebb and flow in wind intensity, culminating in the quiet serenity that September embodies in this picturesque region of China.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.31.92.21.82.22.32.31.91.6 m/s2.62.02.1
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 showcase a stark contrast in weather patterns. September experiences warmer temperatures, with a minimum of 16°C (62°F) and an average high of 39°C (103°F), alongside higher humidity at 61%. In contrast, January sees a significant drop in temperature, with lows plunging to -2°C (28°F) and an average peak of 26°C (79°F). Additionally, January tends to be drier, with only 51 mm (2.0 in) of precipitation over about 6 days, compared to September's 72 mm (2.8 in) spread across 11 days. For more details about January weather in Xijiang, you can check this link: Xijiang weather in January.

September and February showcase stark contrasts in weather. In September, temperatures typically range from a minimum of 16°C (62°F) to a scorching maximum of 39°C (103°F), with an average of 28°C (82°F). This month also experiences moderate humidity at 61% and about 72 mm (2.8 in) of precipitation over 11 days. In contrast, February presents a much cooler climate, featuring a minimum temperature of -3°C (27°F) and a maximum of 28°C (82°F), with an average of only 12°C (53°F). Although February has slightly higher precipitation at 89 mm (3.5 in) across 9 days, it also has a higher humidity level of 70%. For more detailed insights about February weather in Xijiang, you can check the following link: Xijiang weather in February.

In comparing the weather between September and March, it’s evident that September is generally warmer and drier. With temperatures ranging from a minimum of 16°C (62°F) to a maximum of 39°C (103°F) and an average of 28°C (82°F), September experiences a relatively lower average humidity of 61% and 72 mm (2.8 in) of precipitation spread over 11 days. In contrast, March sees much cooler temperatures, ranging from 3°C (38°F) to 32°C (90°F), with an average of 17°C (62°F). This month experiences higher humidity at 77% and significantly more rainfall, totaling 145 mm (5.7 in) over 17 days. For a more detailed look into the conditions of March, you can check out Xijiang weather in March.

In comparing the weather of September and April, it's clear that both months exhibit distinct characteristics. September experiences warmer temperatures, with a minimum of 16°C (62°F) and an average high of 28°C (82°F), peaking at a scorching 39°C (103°F). In contrast, April is much cooler, with a minimum temperature of 5°C (41°F) and an average high of 20°C (68°F), reaching up to 32°C (91°F).

Rainfall also differs significantly; September sees 72 mm (2.8 in) of precipitation over about 11 days, while April is wetter with 142 mm (5.6 in) of rainfall across 16 days. Additionally, humidity levels are higher in April at 76%, compared to September's 61%. For a more detailed look at the weather specifics for April, you can refer to Xijiang weather in April.

When comparing the weather in September and May, September tends to be warmer, with average temperatures reaching 28°C (82°F) and highs of up to 39°C (103°F), while May averages only 24°C (76°F) with maximums of 37°C (99°F). Additionally, September has lower humidity at 61% compared to May’s higher humidity level of 85%. However, May experiences significantly more precipitation, with 182 mm (7.2 in) over 16 days, compared to September's 72 mm (2.8 in) across 11 days. For a more detailed look at the weather specifics for May, you can check Xijiang weather in May.

In comparing the weather of September and June, September tends to be drier and warmer, with average temperatures reaching 28°C (82°F) and a maximum of 39°C (103°F). In contrast, June experiences slightly cooler weather with an average of 27°C (81°F) and a maximum of 37°C (98°F), but it also brings significantly higher rainfall, totaling 257 mm (10.1 in) over 17 days, leading to a notably humid atmosphere. The humidity is also higher in June at 80%, compared to September's 61%. For more detailed information on June weather, you can refer to Xijiang weather in June.

When comparing the weather between September and July, we see some notable differences. In September, the temperatures range from a minimum of 16°C (62°F) to a maximum of 39°C (103°F), with an average of 28°C (82°F). The month experiences 72 mm (2.8 in) of precipitation over 11 days, while humidity averages around 61%. In contrast, July offers warmer conditions with minimum temperatures of 22°C (72°F), an average of 30°C (86°F), and a maximum reaching 40°C (103°F). July also brings more rainfall, totaling 92 mm (3.6 in) spread over 12 days, and experiences higher humidity at 87%. For a detailed look at the weather patterns, you can check Xijiang weather in July.

In comparing the weather between August and September, we see notable differences. August tends to be slightly warmer, with an average temperature of 30°C (86°F) and a maximum of 40°C (104°F), while September experiences a more moderate average of 28°C (82°F) and a maximum of 39°C (103°F). However, August also brings higher humidity at 84% and more precipitation, recording 106 mm (4.2 in) over 15 days, compared to September's 72 mm (2.8 in) over 11 days. Overall, September offers a slight reprieve from the intense heat and humidity typical of August. For more details, you can check Xijiang weather in August.

September typically experiences warmer temperatures, with daily averages peaking around 28°C (82°F) and a maximum of 39°C (103°F), while October sees a significant drop in average temperature to 22°C (72°F). The minimum temperature in September is notably higher at 16°C (62°F), compared to October's cooler 10°C (49°F).

In terms of precipitation, September is wetter, with 72 mm (2.8 in) over 11 days, while October has less rain, totaling 40 mm (1.6 in) across 7 days. Both months exhibit similar humidity levels, around 61-62%. As the seasons transition, the weather in October offers a refreshing change from the heat of September. For more details, visit Xijiang weather in October.

In September, the weather is notably warmer, with average temperatures reaching around 28°C (82°F) and maximums soaring up to 39°C (103°F). In contrast, November sees a significant drop in temperature, with averages cooling to 17°C (63°F) and maximums peaking at 32°C (89°F). While September experiences a higher level of precipitation at 72 mm (2.8 in) over 11 days, November has slightly less rain at 59 mm (2.3 in) across just 7 days. Additionally, November has a slightly higher humidity level at 67% compared to September's 61%. For more detailed insights on the climate conditions during November, check out Xijiang weather in November.

September weather is characterized by warm temperatures, with a minimum of 16°C (62°F) and an average high of 39°C (103°F), making it quite hot overall. The month sees a significant amount of rainfall, with 72 mm (2.8 in) spread over 11 days, and a moderate humidity level of 61%. In contrast, December offers a much cooler climate, with temperatures ranging from a chilly 0°C (33°F) at night to a maximum of 27°C (81°F) during the day, resulting in an average temperature of 11°C (53°F). Precipitation drops to 34 mm (1.3 in) over just 5 days, while humidity rises slightly to 74%. For more details on December conditions, you can check Xijiang weather in December.

Compare Xijiang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Xijiang

As September arrives in Xijiang, the transition from the sweltering summer heat begins to unfold. Although maximum temperatures can still reach an impressive 39°C (103°F), the average dips to a more comfortable 28°C (82°F), providing a welcome respite for residents and visitors alike. With 72 mm (2.8 in) of precipitation spread over 11 days, this month often sees increased humidity levels at 61%, contributing to a more refreshing atmosphere compared to the arid summer months. The combination of warm days and sporadic showers makes September an interesting time to experience Xijiang's unique climate. To explore more about the weather patterns, check out Xijiang Climate.