September Weather in Chenghuang, China

Last updated: August 21, 2025

In September, Chenghuang experiences a vibrant transition from the intense summer heat, with maximum temperatures soaring to an impressive 37°C (99°F). The month boasts an average temperature of 25°C (77°F), providing a warm yet comfortable climate for both residents and visitors. Nights offer a refreshing contrast with a minimum temperature of 17°C (62°F). Nonetheless, it's essential to prepare for the possibility of rain, as the city receives about 95 mm (3.7 in) of precipitation over approximately 10 days, contributing to a humidity level of 68%. Embrace the rich tapestry of weather in Chenghuang this September, where warmth mingles with occasional showers, enhancing the charm of this captivating locale.

September Temperature in Chenghuang

As September unfolds in Chenghuang, the lingering warmth of summer transitions into the gentler embrace of autumn. With minimum temperatures settling around 17°C (62°F) and averages reaching a pleasant 25°C (77°F), this month offers the ideal climate for exploring the vibrant scenery. Days can still be quite warm, peaking at 37°C (99°F), reflecting the tail end of the hot season. Compared to the intense heat of July and August, September strikes a balance, making it a perfect time to experience outdoor activities without the sweltering heat. The gradual cooling hints at the upcoming changes of October, but for now, residents and visitors alike can enjoy the warm, sun-soaked days as summer bids farewell.

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

The chart illustrates September temperature patterns in Chenghuang, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chenghuang, 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).
JanFebMarAprMayJunJulAugSepOctNovDec414556647379848577655645
Data source: Temperature data for Chenghuang 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 Chenghuang

September in Chenghuang sees a noticeable shift in precipitation patterns, with 95 mm (3.7 in) of rainfall spread across 10 days. This represents a decline in moisture compared to the more intense summer months, like July with 254 mm and August with 149 mm. However, September still maintains a healthy amount of rainfall, contributing to the lush landscapes typical of this time of year. As the region transitions into autumn, the slightly reduced precipitation foreshadows a cooler climate ahead, setting the stage for October's further decrease to 63 mm (2.5 in). This gradual shift highlights Chenghuang's distinct seasonal rhythm, where summer's abundant rains give way to the milder, drier days of fall.

September Precipitation Trends in Chenghuang

The chart displays monthly precipitation patterns in Chenghuang, 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 Chenghuang, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec526011914520123425414995634527
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Chenghuang

As summer gives way to autumn in Chenghuang, China, September experiences a notable dip in humidity, dropping to 68%. This decline marks a refreshing shift after the higher levels of humidity that characterized the preceding months, particularly July, which boasts a peak at 87%. From the earlier spring months, where humidity levels hovered around 84%, September's reduction hints at the onset of cooler weather and a transition towards a more comfortable climate. While October sees a slight rise to 72%, the overall trend illustrates a seasonal ebb and flow, where the humid summer air gives way to drier, crisper conditions, inviting residents and visitors alike to enjoy the beautiful autumn landscapes.

September Average Humidity in Chenghuang

This chart illustrates the average monthly humidity levels in Chenghuang, 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 Chenghuang 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 Chenghuang

As summer transitions to autumn in Chenghuang, China, the UV Index in September reflects a significant shift in sun strength, registering a value of 10 in the very high exposure category. This drop from the extreme levels observed in July and August underscores the importance of protective measures, with a burn time of just 15 minutes still necessitating caution under the sun. While the UV Index remains elevated, it marks a gradual easing as the season changes, paving the way for slightly more manageable conditions in October. Staying informed about these trends is vital for outdoor enthusiasts and sun-seekers alike. For more detailed insights, visit Chenghuang UV Index.

Maximum UV Index Levels in Chenghuang for September

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

As September unfolds in Chenghuang, the region experiences a delightful shift, boasting 259 hours of sunshine—an impressive glow that hints at the tail end of summer. Following the peak of 314 hours in August, September sees a slight dip, yet it remains significantly sunnier than the earlier months of the year. The trend is clear: the sun shows its strength from spring through summer, with a gradual decline as autumn approaches. From January's 171 hours to July's vibrant 297 hours, the sunshine hours build steadily, creating a warm backdrop for outdoor adventures. While October brings 220 hours of sun, September serves as a beautiful bridge between the summer's golden days and the crisp, cooler months ahead.

Monthly Sunshine Duration in Chenghuang: September Highlighted

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

Chance of Sun in Chenghuang During September

September in Chenghuang, China, brings a remarkable shift in the weather, with a 65% chance of sunny days that surpasses all other months. As summer fades into autumn, the likelihood of basking in the sun ** rises significantly**, especially compared to the more subdued probabilities of the preceding months, such as April (17%) and May (22%). This uptick reflects a seasonal transition that invites residents and visitors alike to enjoy outdoor activities and soak in the warmth. Following a summer of gradual increases in sunshine—peaking at 34% in August—September emerges as a blooming favorite for sunshine seekers, creating a delightful atmosphere before the cooler months set in.

Percentage of Sunny Days in September in Chenghuang

The chart illustrates the percentage of sunny days in Chenghuang 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 Chenghuang experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%42%25%17%22%27%32%34%65%40%56%60%
Data source: Chenghuang September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chenghuang in September

As summer bids farewell in Chenghuang, September brings a gentle transition with 12 hours of daylight, marking a slight decrease from the sunny highs of July and August. This month serves as a bridge between the long summer days, which basked in 14 hours of sunlight, and the shorter days of autumn, where daylight dwindles to 11 hours in October. The gradual change in daylight duration is a reminder of the shifting seasons, as the vibrant energy of summer gives way to the mellow warmth of early fall, inviting both reflection and anticipation for the cooler months ahead.

Average Daylight Hours in Chenghuang for September

The chart illustrates the variation in daylight duration in Chenghuang throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 23m11h 5m11h 59m12h 54m13h 41m14h 4m13h 52m13h 12m12h 19m11h 23m10h 36m10h 11m
Data source: Chenghuang daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Chenghuang

In September, the wind in Chenghuang, China maintains a gentle presence, with an average speed of 2.6 m/s (6 mph). This month reflects a consistent trend seen throughout the year, where wind speeds hover around a moderate level, peaking slightly as summer transitions to autumn. March and April share similar averages, while October marks a noticeable increase to 3.4 m/s (8 mph), hinting at the invigorating breeze of fall. With September's winds melding the lingering warmth of summer with the crispness of autumn, the environment thrives in a delightful balance that sets the stage for the seasonal shift ahead.

Average September Wind Speed in Chenghuang

The chart displays monthly wind speed patterns in Chenghuang, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.72.82.82.52.22.72.42.6 m/s3.42.62.5
Data source: Chenghuang September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Chenghuang Compares to Other Months

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

September weather is characterized by warmer temperatures, with minimums around 17°C (62°F) and an average of 25°C (77°F), peaking at a scorching 37°C (99°F). This month also sees significant rainfall, averaging 95 mm (3.7 in) across about 10 days, along with a humidity level of 68%. In contrast, January experiences a chilling dip, with minimum temperatures dropping to -6°C (21°F) and an average of just 5°C (41°F), reaching a maximum of 19°C (67°F). Precipitation is lighter at 52 mm (2.0 in) over 7 days, while humidity slightly increases to 71%. For more detailed insights on January weather, visit Chenghuang weather in January.

September and February present strikingly different weather profiles. In September, temperatures range from a minimum of 17°C (62°F) to a sweltering maximum of 37°C (99°F), with an average of 25°C (77°F). The month is characterized by significant rainfall, totaling 95 mm (3.7 in) across 10 days, and a humidity level of 68%. In contrast, February experiences much cooler conditions, with temperatures dipping to a minimum of -4°C (25°F) and averaging 7°C (45°F), while the high reaches 27°C (80°F). Precipitation in February is lower at 60 mm (2.4 in), also spread over 10 days, but the humidity is slightly higher at 75%. This contrast highlights the transition from the warmth of late summer to the chill of early spring. For more detailed insights into February weather, you can visit Chenghuang weather in February.

September and March present distinctly different weather patterns. September boasts warmer temperatures, with a minimum of 17°C (62°F) and an average high of 37°C (99°F), making it much hotter than March, where temperatures range from a minimum of 2°C (36°F) to a maximum of 29°C (84°F). Additionally, September experiences higher humidity levels at 68%, while March is more humid at 84%. However, March sees more rainfall, with an average of 119 mm (4.7 in) over 13 days compared to September's 95 mm (3.7 in) over 10 days. For more detailed information on March weather, check out Chenghuang weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a mild 17°C (62°F) to a high of 37°C (99°F), with an average of 25°C (77°F), making it considerably warmer than April. The month experiences less precipitation at 95 mm (3.7 in) over 10 days, and humidity averages around 68%. In contrast, April features cooler temperatures, where the minimum drops to 6°C (43°F) and the average reaches only 18°C (64°F), while still peaking at 33°C (91°F). Additionally, April sees a higher level of rainfall, totaling 145 mm (5.7 in) over the same number of days, accompanied by elevated humidity levels at 85%. For more details on April's weather, you can visit Chenghuang weather in April.

When comparing the weather in September and May, several key differences emerge. September typically experiences warmer temperatures, with a minimum of 17°C (62°F) and an average of 25°C (77°F), while May is cooler, with a minimum of 11°C (52°F) and an average of 23°C (73°F). The maximum temperatures in September can reach up to 37°C (99°F), whereas May peaks at a slightly lower 35°C (95°F). Precipitation also varies significantly; September receives 95 mm (3.7 in) over about 10 days, while May sees a heftier 201 mm (7.9 in) distributed over 13 days, contributing to a higher humidity level of 82% in May compared to 68% in September. For more insights, check out Chenghuang weather in May.

In comparing the weather of September and June, we observe that both months feature a minimum temperature of 17°C (62°F), but September experiences a slightly higher average temperature of 25°C (77°F) compared to June's 26°C (80°F). However, June tends to be cooler in terms of maximum temperatures, peaking at 35°C (96°F) versus September's hotter maximum of 37°C (99°F). Precipitation is notably higher in June, totaling 233 mm (9.2 in) over 13 days, while September sees less rain at 95 mm (3.7 in) over 10 days. Humidity also plays a role, remaining higher in June at 83% compared to 68% in September. For a more detailed look at June weather, you can visit Chenghuang weather in June.

When comparing the weather patterns of September and July, it's clear that July tends to be warmer and more humid. In July, temperatures range from a minimum of 21°C (70°F) to a maximum of 39°C (102°F), with an average temperature of 29°C (84°F). In contrast, September experiences slightly cooler temperatures, with a minimum of 17°C (62°F) and a maximum of 37°C (99°F), averaging at 25°C (77°F). Additionally, July sees significantly more precipitation, with 254 mm (10.0 in) falling over 14 days, while September receives 95 mm (3.7 in) over just 10 days. The humidity levels are also higher in July at 87%, compared to 68% in September. For more detailed information, you can check out Chenghuang weather in July.

In comparing the weather between August and September, we can observe some notable differences. September generally experiences milder temperatures, with average highs reaching 37°C (99°F) compared to August's warmer 38°C (100°F). However, September has a lower minimum temperature of 17°C (62°F) versus August's minimum of 20°C (68°F), leading to a more comfortable overall feel. Precipitation is also less frequent in September, with 95 mm (3.7 in) over 10 days, while August sees heavier rainfall totaling 149 mm (5.9 in) across 14 days. The humidity level is notably higher in August at 83%, compared to September's 68%, making September a more pleasant month overall. For more detailed information about August weather, you can check Chenghuang weather in August.

September typically offers warmer weather with average temperatures around 25°C (77°F) and highs reaching up to 37°C (99°F). The month experiences considerable precipitation, totaling 95 mm (3.7 in) over about 10 days, and maintains a humidity level of 68%. In contrast, October sees a notable drop in average temperatures to 18°C (65°F), with minimum temperatures dipping to 9°C (49°F) and maximums still hovering around a warm 36°C (97°F). Precipitation in October decreases to 63 mm (2.5 in) over approximately 8 days, while humidity slightly increases to 72%. For more details, you can check Chenghuang weather in October.

In comparing the weather between September and November, a stark contrast emerges. September features warmer temperatures with a minimum of 17°C (62°F) and an average of 25°C (77°F), peaking at a scorching 37°C (99°F). It is also relatively humid, with a humidity level of 68%, accompanied by 95 mm (3.7 in) of precipitation spread over 10 days. In contrast, November brings much cooler conditions, with temperatures ranging from a minimum of 2°C (36°F) to an average of 13°C (56°F), and a maximum of 28°C (82°F). The month has less rainfall, totaling 44 mm (1.8 in) over 8 days, and higher humidity at 83%. For more detailed insights on November weather, you can visit Chenghuang weather in November.

In September, the weather is significantly warmer, with average temperatures around 25°C (77°F) and highs reaching up to 37°C (99°F). This month experiences considerable rainfall, totaling 95 mm (3.7 in) over about 10 days, accompanied by a humidity level of 68%. In contrast, December presents a chillier climate, with average temperatures dropping to 7°C (45°F) and nighttime lows plummeting to -4°C (25°F). Rainfall is less frequent, with only 27 mm (1.0 in) of precipitation over about 6 days, while humidity rises to 79%. For more detailed information, you can explore Chenghuang weather in December.

Compare Chenghuang's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Chenghuang

As September unfolds in Chenghuang, the weather begins to shift, showcasing a pleasant blend of warmth and moisture. With temperatures averaging a comfortable 25°C, the month stands out from the scorching peak of summer, as the intensity of heat starts to ease with occasional cool breezes. While September still experiences some rainfall—approximately 10 days with about 95 mm of precipitation—the overall humidity of 68% creates a refreshing atmosphere, making it more favorable for outdoor activities. This transitional month marks a welcoming change, drawing in both locals and travelers eager to experience the evolving climate. For a deeper dive into the area's weather patterns throughout the year, check out Chenghuang Climate.