September Weather in Longhuashan, China

Last updated: August 21, 2025

September in Longhuashan, China, showcases a dynamic weather pattern characterized by warm temperatures and notable precipitation. With maximum temperatures reaching a sizzling 38°C (101°F) and an average of 25°C (78°F), the month offers a comfortable climate for outdoor activities, despite occasional humidity levels hovering around 68%. Rainfall is prevalent, as evidenced by 92 mm (3.6 in) of precipitation over 11 days, contributing to the lush landscape. Whether you’re exploring the vibrant scenery or enjoying local festivals, September provides a rich mix of warmth and vitality in this picturesque region.

September Temperature in Longhuashan

In September, Longhuashan experiences a delightful transition as temperatures begin to cool slightly from the sweltering summer heat. With minimums around 16°C (62°F) and an average of 25°C (78°F), the month offers a pleasant retreat from the peak summer highs, which can soar to a steamy 38°C (101°F). This gradual decline marks a shift toward more comfortable weather, making it an ideal time for outdoor activities and exploration. As the season shifts, visitors can enjoy the balance of warmth and refreshing breezes, signaling the approach of autumn.

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

The chart illustrates September temperature patterns in Longhuashan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Longhuashan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414556647379848577655745
Data source: Temperature data for Longhuashan 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 Longhuashan

In September, Longhuashan experiences a noticeable shift in precipitation, recording 92 mm (3.6 in) of rain over 11 days. This marks a decrease from the wetter months of June and July, where rainfall peaked at over 230 mm. While September maintains a steady rhythm of rainfall, it serves as a bridge between the lush summer months and the drier autumn, with rainfall tapering off as the year progresses. The weather patterns imply a gradual transition, where the bursts of summer rain begin to subside, leading into a more tempered October with just 58 mm expected. The overall trend suggests that September's showers provide a final flourish before the landscape shifts toward the drier months ahead, creating a picturesque prelude to the fall season.

September Precipitation Trends in Longhuashan

The chart displays monthly precipitation patterns in Longhuashan, 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 Longhuashan, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec536312214620523323114692584428
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Longhuashan

As summer transitions into autumn, September in Longhuashan, China, brings a refreshing change in humidity levels. After a peak of 87% in July and a sustained high through August, September experiences a notable drop to 68%. This decline marks a significant shift from the sweltering summer months, offering residents a welcome respite as the air becomes drier and more comfortable. While the humidity begins to rise again in October, the September dip is indicative of the seasonal shift, setting the stage for the cooler, more temperate months ahead. Overall, this trend underscores the cyclical nature of Longhuashan's climate, characterized by high summer humidity giving way to a more moderate autumn.

September Average Humidity in Longhuashan

This chart illustrates the average monthly humidity levels in Longhuashan, 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 Longhuashan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%84%85%83%83%87%83%68%72%83%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Longhuashan

As September arrives in Longhuashan, China, the UV Index reflects a transition from the intense summer months, settling at a notable 10. This very high exposure level suggests that while conditions are generally less extreme than in July and August—when the index peaked at 12—precautions are still essential, with a burn time of only 15 minutes. The lingering warmth and brightness of early fall continue to demand attentive sun safety, particularly as the index indicates a continued trend of very high exposure levels that persist through October. For more information about the UV Index throughout the year, visit Longhuashan UV Index.

Maximum UV Index Levels in Longhuashan for September

The chart shows the monthly maximum UV Index (UVI) for Longhuashan 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 Longhuashan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec568101011121210864
Data source: Longhuashan 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 Longhuashan

As September unfolds in Longhuashan, the region basks in an impressive 259 hours of sunshine, showcasing a decline from the sun-soaked peak of 314 hours in August. This month marks a transitional phase, where the warmth of summer begins to gracefully wane. The trend highlights the gradual shift towards cooler autumn days, as sunlight consistently decreases from the summer highs. However, compared to the earlier months of the year, such as January's modest 171 hours, September still offers a generous share of daylight, setting a vibrant backdrop for outdoor activities and stunning natural vistas. With the contrast of the bright summer behind and the cooler months ahead, September in Longhuashan is a delightful blend of lingering warmth and the anticipation of fall.

Monthly Sunshine Duration in Longhuashan: September Highlighted

The September sunshine duration represents the total number of hours Longhuashan 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.
JanFebMarAprMayJunJulAugSepOctNovDec171h211h233h242h271h283h297h314h259h220h219h218h
Data source: Longhuashan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Longhuashan During September

In Longhuashan, China, September marks a delightful shift in weather patterns, boasting a 65% chance of sunny days. This significant jump from the summer months, where sunshine probabilities lingered around 32% to 33%, highlights September as a prime time for enjoying the outdoors. As the region transitions from the sweltering summer heat, the clear skies and improved weather invite residents and visitors alike to revel in the beauty of early autumn. Compared to the winter months ahead, with their less certain forecasts, September stands out as a beacon of brightness and warmth, making it an ideal time for outdoor activities and exploration.

Percentage of Sunny Days in September in Longhuashan

The chart illustrates the percentage of sunny days in Longhuashan 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 Longhuashan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%41%24%15%22%26%32%33%66%38%55%59%
Data source: Longhuashan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Longhuashan in September

In Longhuashan, China, the rhythm of daylight shifts gracefully throughout the year, peaking in the summer months. Beginning with 10 hours in January, the days gradually lengthen, reaching a delightful 14 hours by June, perfect for enjoying the outdoors. As autumn approaches, September marks a gentle decline in daylight with 12 hours, hinting at the transition to shorter days ahead. This descent continues into October and November, where daylight returns to 11 and then 10 hours, respectively, evoking the cozy ambiance of winter. Ultimately, the pattern reflects a vibrant cycle, where summer's long days gradually yield to autumn's embrace, creating a beautiful tapestry of light that defines Longhuashan’s seasons.

Average Daylight Hours in Longhuashan for September

The chart illustrates the variation in daylight duration in Longhuashan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 24m11h 5m11h 59m12h 54m13h 40m14h 3m13h 51m13h 11m12h 19m11h 24m10h 36m10h 12m
Data source: Longhuashan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Longhuashan

In September, the wind in Longhuashan, China, maintains a gentle breeze, with an average speed of 2.5 m/s (6 mph), reflecting a slight increase from the summer months. This consistency in wind speed suggests a transitional period, as the region prepares for the shift into autumn. Notably, September's wind speed mirrors that of both January and November, emphasizing a balanced climate where the air remains refreshingly crisp yet mild. As October approaches, there's a marked uptick to 3.3 m/s (7 mph), heralding stronger winds that signal the onset of the fall season. Overall, the data illustrates a harmonious rhythm in Longhuashan's wind patterns, blending the lingering warmth of summer with the invigorating chill of autumn.

Average September Wind Speed in Longhuashan

The chart displays monthly wind speed patterns in Longhuashan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.72.72.42.22.62.32.5 m/s3.32.52.4
Data source: Longhuashan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Longhuashan Compares to Other Months

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

September and January weather show a striking contrast. September boasts warm temperatures ranging from a minimum of 16°C (62°F) to a maximum of 38°C (101°F) and an average of 25°C (78°F), accompanied by higher humidity at 68% and significant precipitation of 92 mm (3.6 in) over 11 days. In contrast, January experiences much cooler conditions, with temperatures dipping to a minimum of -6°C (21°F) and peaking at 19°C (67°F), averaging only 5°C (42°F). The precipitation in January is lighter at 53 mm (2.1 in) spread across 7 days, and humidity slightly increases to 71%. For more detailed insights about January weather, visit Longhuashan weather in January.

When comparing the weather in September and February, significant differences emerge. September is characterized by warmer temperatures, with a minimum of 16°C (62°F) and an average of 25°C (78°F), peaking at a high of 38°C (101°F). In contrast, February experiences much cooler conditions, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 27°C (81°F) and an average of only 7°C (46°F). Additionally, September sees more precipitation overall, with 92 mm (3.6 in) spread over 11 days, compared to February's 63 mm (2.5 in) of rain over the same number of days. Despite February's lower precipitation, it has a higher humidity level of 75% compared to September's 68%. For a detailed look at February weather, you can check Longhuashan weather in February.

When comparing the weather in September and March, there are notable differences in temperature, precipitation, and humidity. September tends to be much warmer, with average temperatures ranging from a minimum of 16°C (62°F) to a maximum of 38°C (101°F). In contrast, March is significantly cooler, with average temperatures between 2°C (35°F) and 29°C (85°F).

Moreover, March experiences slightly higher precipitation levels at 122 mm (4.8 in) over 14 days, compared to September's 92 mm (3.6 in) spread over 11 days. The humidity is also higher in March at 84%, compared to September's 68%. For more detailed insights about March weather, visit Longhuashan weather in March.

When comparing the weather in September and April, notable differences emerge. September experiences higher temperatures, with minimums around 16°C (62°F) and average highs reaching up to 38°C (101°F), while April's cooler climate features minimums of 6°C (42°F) and a more modest average high of 33°C (91°F). Precipitation is also significant in both months; however, April sees more rainfall, totaling 146 mm (5.8 in) compared to September's 92 mm (3.6 in). Additionally, humidity levels are higher in April at 85%, compared to September’s 68%. For detailed insights on April weather, you can visit Longhuashan weather in April.

When comparing the weather in September and May, notable differences emerge. September enjoys warmer temperatures, with a minimum of 16°C (62°F) and an average of 25°C (78°F), peaking at a scorching 38°C (101°F). In contrast, May starts cooler with a minimum of 11°C (52°F) and an average of 23°C (73°F), reaching a maximum of 35°C (95°F). Precipitation is higher in May, totaling 205 mm (8.1 in) over 12 days, compared to September's 92 mm (3.6 in) across 11 days. Additionally, May tends to be more humid at 82%, while September records a slightly lower humidity level of 68%. For more detailed insights into May weather, you can visit Longhuashan weather in May.

In comparing the weather between September and June, we see distinct differences that highlight the transition from late summer to early autumn. September boasts a minimum temperature of 16°C (62°F) and an average high of 38°C (101°F), offering warm and sometimes scorching days, with relatively moderate humidity at 68%. Conversely, June has a similar minimum temperature of 16°C (61°F) but features a slightly cooler maximum of 35°C (96°F) and a higher average temperature of 26°C (80°F). However, June is considerably wetter, receiving 233 mm (9.2 in) of precipitation over 15 days, leading to a higher humidity level of 83%. This suggests that while September tends to be warmer, June often brings more rain and higher humidity levels, making it feel quite different. For more specific insights about June weather, you can visit this link: Longhuashan weather in June.

When comparing the weather in September to that of July, we can see distinct differences. September typically features a milder temperature range with a minimum of 16°C (62°F), an average of 25°C (78°F), and a maximum of 38°C (101°F). In contrast, July is hotter, boasting a minimum of 21°C (70°F), an average of 29°C (84°F), and reaching a maximum of 39°C (103°F). Additionally, September tends to be drier, receiving 92 mm (3.6 in) of precipitation over 11 days, while July experiences significantly more rainfall at 231 mm (9.1 in) across 13 days. The humidity in July is also higher at 87%, compared to September's 68%. For more details about July weather, you can visit Longhuashan weather in July.

In comparing the weather patterns of September and August, September tends to be slightly cooler, with average temperatures dropping from 29°C (85°F) in August to 25°C (78°F). While both months share the same maximum temperature of 38°C (101°F), August experiences a higher minimum temperature of 20°C (68°F) compared to September's 16°C (62°F). Additionally, September receives less precipitation, totaling 92 mm (3.6 in) over 11 days, while August sees significantly more rainfall at 146 mm (5.8 in) across 14 days. Humidity levels are also lower in September at 68%, down from 83% in August. For more detailed information about the weather in August, you can visit Longhuashan weather in August.

September's weather is characterized by warmer temperatures, with a minimum of 16°C (62°F), an average of 25°C (78°F), and a maximum reaching up to 38°C (101°F). The month experiences considerable rainfall with 92 mm (3.6 in) spread over 11 days, and humidity levels hover around 68%. In contrast, October brings a significant drop in temperature, featuring a minimum of 9°C (48°F) and an average of 18°C (65°F), while still maintaining a high maximum of 37°C (98°F). Rainfall decreases to 58 mm (2.3 in) over 8 days, and humidity slightly rises to 72%. For a detailed look at the weather in October, you can visit Longhuashan weather in October.

September weather brings warm temperatures, with a minimum of 16°C (62°F) and an average of 25°C (78°F), peaking at a scorching 38°C (101°F). The month is characterized by significant rainfall, with 92 mm (3.6 in) across 11 days, and humidity levels at 68%. In contrast, November ushers in much cooler temperatures, dipping to a minimum of 2°C (36°F) and averaging 14°C (57°F), with a maximum of 28°C (83°F). Precipitation decreases to 44 mm (1.7 in) over 8 days, and the humidity rises to 83%. For more detailed insights into November's climate, check Longhuashan weather in November.

September weather is marked by warmer temperatures, with averages around 25°C (78°F) and highs reaching up to 38°C (101°F), making it a hot month. In contrast, December sees a significant drop in temperatures, with average highs of just 7°C (45°F) and lows that can plunge down to -4°C (25°F). Additionally, September experiences more substantial rainfall, accumulating 92 mm (3.6 in) over 11 days, while December is much drier with only 28 mm (1.1 in) over 7 days. The humidity also varies, sitting at 68% in September compared to a slightly higher 79% in December. For those interested in further details about December conditions, you can check Longhuashan weather in December.

Compare Longhuashan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Longhuashan

As September unfolds in Longhuashan, the weather begins to exhibit a notable transition from the heat of summer to the cooler embrace of autumn. The temperatures are still warm but more moderate compared to the peak summer months, offering a refreshing break with an average of around 25°C. Rainfall becomes more frequent, with 11 days of precipitation contributing to a humidity level of 68% that adds a touch of dampness to the air. While the chances for sunny days are frequent, the increased moisture and occasional rain can lead to a more varied climate experience compared to the drier summer months. For detailed insights into how Longhuashan's climate evolves throughout the year, explore Longhuashan Climate.