September Weather in Luzhou, China

Last updated: August 21, 2025

September in Luzhou, China, showcases a dynamic climate characterized by maximum temperatures reaching up to 36°C (98°F) and an average of 24°C (76°F), providing warmth for outdoor activities. The month experiences high humidity levels at 84%, accompanied by a total precipitation of 161 mm (6.4 in) over 18 days. This mix of warmth and moisture creates a vibrant atmosphere, making it a unique time for both locals and visitors to enjoy the changing landscape. Be prepared for occasional rain, as the frequent showers contribute to the lush greenery typical of this region.

September Temperature in Luzhou

As September arrives in Luzhou, China, the city experiences a delightful transition from the sweltering summer months. The temperatures begin to cool slightly, with minimums averaging 17°C (63°F) and maximums reaching around 36°C (98°F). This month, the average temperature settles at a comfortable 24°C (76°F), marking a noticeable dip from the intense heat of August's peak. The shift in warmth often brings a refreshing breeze, making September an ideal time for outdoor activities and enjoying the vibrant fall colors. As autumn approaches, residents and visitors alike can relish in the mild weather, which offers a perfect blend of warmth and coolness, creating a pleasantly inviting atmosphere in Luzhou.

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

The chart illustrates September temperature patterns in Luzhou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Luzhou, 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).
JanFebMarAprMayJunJulAugSepOctNovDec485160677377838475655749
Data source: Temperature data for Luzhou 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 Luzhou

In September, Luzhou experiences significant rainfall, with 161 mm (6.4 in) of precipitation recorded over 18 days. This marks a slight decrease from the previous month, yet maintains the high levels typical of the summer season. With August witnessing a peak at 176 mm (6.9 in), September’s rainfall underscores the transitional phase as the region gradually shifts into autumn. The overall trend throughout these months reveals a consistent pattern of increased precipitation during the summer, tapering off as the year progresses. As the days shorten and temperatures begin to cool, the rain in September contributes to the lush landscapes that Luzhou is known for, making it a vibrant yet wet month.

September Precipitation Trends in Luzhou

The chart displays monthly precipitation patterns in Luzhou, 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 Luzhou, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec26275272115144159176161963732
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Luzhou

In September, Luzhou, China, experiences a notable shift in humidity, averaging 84%. This month marks a slight decline from the sweltering height of 87% seen in August, yet it remains significantly higher than the winter months. As the seasons transition, September's humidity reflects a continuation of the summer's moistened air, though it's more moderate compared to the peak summer months. Following a trend of gradual increase from January (72%) to August, September bridges the gap between the muggy summer and the incoming autumn, setting the stage for the fluctuations that will continue into the fall season. The humidity levels indicate a climate that retains a certain warmth, hinting at the lingering influence of summer while teasing the cooler winds of autumn just around the corner.

September Average Humidity in Luzhou

This chart illustrates the average monthly humidity levels in Luzhou, 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 Luzhou is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%80%77%82%85%85%87%84%81%86%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Luzhou

In September, Luzhou experiences a UV Index of 10, indicating a very high risk of harm from unprotected sun exposure, with a burn time of just 15 minutes. This marks a notable shift as summer's peak extremes begin to wane; August recorded a scorching UV Index of 12. As the month progresses into autumn, the UV levels trend downwards toward more moderate values, yet caution is still essential when enjoying outdoor activities. It's a reminder that even as the heat of summer retreats, the sun's intensity remains significant. For more detailed insights, check out Luzhou UV Index.

Maximum UV Index Levels in Luzhou for September

The chart shows the monthly maximum UV Index (UVI) for Luzhou 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 Luzhou typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec578101111111210865
Data source: Luzhou 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 Luzhou

As the summer fades and autumn begins to take hold, September in Luzhou, China still basks in the warmth of the season with 231 hours of sunshine. This notable figure, while lower than the peak of August’s 310 hours, reflects a significant transition from the abundant summer light. The trend shows a consistent increase in sunshine hours from January through August, where the city enjoys its sunniest months. Following September, a decline is observed, with October’s 136 hours ushering in shorter, cooler days. This gentle ebbing of sunlight marks a shift toward the quieter, less vibrant months ahead, inviting residents to savor the beauty of the lingering warmth before winter approaches.

Monthly Sunshine Duration in Luzhou: September Highlighted

The September sunshine duration represents the total number of hours Luzhou 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.
JanFebMarAprMayJunJulAugSepOctNovDec110h165h189h225h265h264h298h310h231h136h157h128h
Data source: Luzhou September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Luzhou During September

In Luzhou, China, the likelihood of sunny weather experiences a notable shift as summer transitions to early autumn. September boasts a 35% chance of sunshine, mirroring the sunny possibilities of January and rising significantly from the gloomy heights of late spring and early summer, where chances plummet to just 11% in June. This refreshing increase in sunny days makes September an inviting time to enjoy the outdoors, particularly compared to the cooler, cloudier months that follow. With growing sunlight paired with a mild atmosphere, September becomes a bridge to vibrant autumn, enticing locals and travelers alike to embrace the beauty of the changing season.

Percentage of Sunny Days in September in Luzhou

The chart illustrates the percentage of sunny days in Luzhou 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 Luzhou experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%28%29%13%17%12%30%22%35%14%21%22%
Data source: Luzhou September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Luzhou in September

As September arrives in Luzhou, China, the daylight begins to gently wane, offering around 12 hours of sunlight—a slight dip from the vibrant 13 hours experienced during the summer months. This transition marks a seasonal shift where the days start to shorten, hinting at the approach of autumn. Following the lively brightness of July and August, September balances the lingering warmth with a gradual retreat into shorter days. The pattern throughout the year reveals a rhythm of increasing daylight from winter's depths in January, peaking in the summer, and then gracefully descending again as the year marches toward its close. This cyclical dance of light and shadow not only paints the landscape but also evokes a sense of change and anticipation in the hearts of Luzhou's residents.

Average Daylight Hours in Luzhou for September

The chart illustrates the variation in daylight duration in Luzhou throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 30m11h 9m11h 59m12h 51m13h 35m13h 56m13h 45m13h 7m12h 18m11h 26m10h 42m10h 19m
Data source: Luzhou daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Luzhou

As September rolls in, Luzhou, China experiences a gentle increase in wind speed, averaging 1.8 m/s (4 mph), a refreshing change from the summer months. This uptick resonates with the subtle transition from the sweltering heat of July and August, where wind speeds dipped slightly to 1.5 m/s and 1.7 m/s respectively. Compared to earlier months, such as March with its light 1.8 m/s, September stands out by reviving the breezy atmosphere that invigorates the landscape. This consistent but mild wind pattern hints at the arrival of autumn, as Luzhou prepares for cooler days ahead, echoing the serene shift in seasons with every soft gust.

Average September Wind Speed in Luzhou

The chart displays monthly wind speed patterns in Luzhou, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.61.81.71.61.61.51.71.8 m/s1.71.51.4
Data source: Luzhou September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Luzhou Compares to Other Months

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

September and January present starkly contrasting weather conditions. In September, temperatures can range from a minimum of 17°C (63°F) to a sweltering maximum of 36°C (98°F), with an average of 24°C (76°F). The month is characterized by high humidity levels at 84% and considerable rainfall, with 161 mm (6.4 in) expected over 18 days. In contrast, January offers a much cooler climate, with temperatures ranging from a chilly -1°C (30°F) to a mild maximum of 17°C (62°F) and an average of just 9°C (48°F). Precipitation is significantly lower, totaling only 26 mm (1.0 in) over 6 days, and humidity drops to 72%. For a detailed look at winter conditions, you can check out Luzhou weather in January.

September and February showcase contrasting weather patterns. September typically experiences warmer temperatures, with averages around 24°C (76°F) and peaks reaching up to 36°C (98°F), accompanied by high humidity levels at 84% and significant precipitation of 161 mm (6.4 in) over 18 days. In contrast, February is much cooler, with average temperatures of 11°C (51°F) and a maximum of 26°C (78°F), alongside reduced rainfall of only 26 mm (1.0 in) across just 7 days and lower humidity at 76%. For more details on February weather, you can check Luzhou weather in February.

September and March present contrasting weather patterns, reflecting the transition between summer and spring. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 36°C (98°F), with an average of 24°C (76°F). This month also sees considerable rainfall, totaling 161 mm (6.4 in) across 18 days, accompanied by high humidity levels at 84%. In stark contrast, March offers cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 32°C (91°F), averaging 16°C (61°F). The precipitation is noticeably lower, with just 52 mm (2.1 in) over 14 days and slightly reduced humidity at 80%. For more details on March weather, you can visit Luzhou weather in March.

September and April present quite distinct weather patterns. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 36°C (98°F), with an average of 24°C (76°F). The month experiences significant rainfall, totaling 161 mm (6.4 in) over about 18 days, contributing to a high humidity level of 84%. In contrast, April sees cooler temperatures, with a minimum of 9°C (49°F), an average of 20°C (67°F), and reaching a maximum of 37°C (99°F). Precipitation in April is lower, at 72 mm (2.8 in) over 14 days, and humidity is slightly reduced at 77%. For more details on April's weather, you can refer to Luzhou weather in April.

In September, the weather tends to be warmer with average temperatures reaching 24°C (76°F) and peak highs of 36°C (98°F), compared to May, which has a slightly cooler average of 23°C (73°F) and maximums hitting 37°C (99°F). However, September experiences more rainfall, totaling 161 mm (6.4 in) over approximately 18 days, while May sees only 115 mm (4.5 in) of precipitation spread across 16 days. Humidity levels are similar in both months, with September at 84% and May at 82%, making both months feel quite humid. For a closer look at May's weather specifically, you can refer to Luzhou weather in May.

In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 36°C (98°F), with an average temperature of 24°C (76°F). The month sees significant rainfall, averaging 161 mm (6.4 in) over 18 days and maintaining a high humidity level of 84%. In contrast, June has a slightly warmer average temperature of 25°C (78°F), with similar minimum and maximum temperatures, but slightly less precipitation at 144 mm (5.7 in) over 19 days, accompanied by a humidity level of 85%. While both months experience high temperatures and considerable humidity, September tends to be wetter than June. For more details, visit Luzhou weather in June.

In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 36°C (98°F), with an average temperature of 24°C (76°F). The month sees considerable rainfall, with a total precipitation of 161 mm (6.4 in) spread over 18 rainy days, and humidity levels at 84%. Comparatively, July is warmer, featuring a minimum of 21°C (70°F) and soaring up to a maximum of 40°C (104°F), with an average temperature of 28°C (83°F). The precipitation in July is slightly lower, at 159 mm (6.2 in) also occurring over 18 days, and humidity remains high at 85%. For more specific details on July weather, you can check Luzhou weather in July.

In comparing the weather of September to that of August, September generally presents a cooler atmosphere with a minimum temperature of 17°C (63°F) and an average temperature of 24°C (76°F), while August features higher temperatures, with a minimum of 20°C (67°F) and an average of 29°C (84°F). August also boasts a maximum temperature reaching 41°C (106°F), significantly warmer than September's peak of 36°C (98°F). Precipitation in September totals 161 mm (6.4 in) over 18 days, slightly less than August's 176 mm (6.9 in) over 17 days. Humidity is comparable, with September at 84% and August slightly higher at 87%. For more detailed information about August weather, check out Luzhou weather in August.

September in Luzhou experiences warmer temperatures, with averages around 24°C (76°F) and a minimum of 17°C (63°F), while October sees a noticeable drop as average temperatures fall to 18°C (65°F) with a minimum of 11°C (53°F). Both months can reach a maximum of 36°C (98°F and 97°F, respectively), yet September carries a higher humidity of 84%, compared to October's 81%. Precipitation also changes, with September receiving significantly more rain at 161 mm (6.4 in) over 18 days, whereas October sees a reduced total of 95 mm (3.8 in) over 19 days. For more detailed information, check out Luzhou weather in October.

September weather is characterized by much warmer temperatures, with an average of 24°C (76°F) and highs reaching up to 36°C (98°F), making it a hot month. In contrast, November sees a significant drop in temperature, with an average of 14°C (57°F) and maximums around 25°C (77°F). Additionally, September is much wetter, experiencing 161 mm (6.4 in) of precipitation over 18 days, whereas November has only 37 mm (1.5 in) of rain over 10 days. Humidity remains relatively high in both months, slightly increasing from 84% in September to 86% in November. For a closer look at November's weather, check out Luzhou weather in November.

September experiences significantly warmer temperatures compared to December, with daytime highs reaching up to 36°C (98°F) and an average temperature of 24°C (76°F). In contrast, December is much cooler, with maximum temperatures only reaching 19°C (66°F) and an average of just 10°C (50°F). Additionally, September sees much more rainfall, totaling 161 mm (6.4 in) over 18 days, whereas December is relatively dry with only 32 mm (1.2 in) of precipitation across 9 days. Humidity levels remain fairly high in both months, but September is slightly more humid at 84%, compared to December's 81%. For more details on December weather, you can check Luzhou weather in December.

Compare Luzhou's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Luzhou

As summer transitions to autumn, September in Luzhou delivers a unique blend of warmth and humidity that sets it apart from other months. While temperatures can still soar with maximums reaching an impressive 36°C, the overall atmosphere becomes noticeably more comfortable with average temperatures hovering around 24°C. However, the month also brings significant rainfall, with 161 mm spread across 18 days, making it one of the wetter months of the year. This combination of warmth and increased precipitation creates a lush, vibrant landscape, perfect for exploring the natural beauty of the region. For a deeper dive into Luzhou's climatic patterns, visit Luzhou Climate.