September Weather in Xiacheng, China

Last updated: August 21, 2025

September in Xiacheng, China offers a mild transition into autumn, with temperatures ranging from a maximum of 23°C (73°F) to a chilly minimum of 0°C (32°F). The average temperature rests comfortably at 11°C (52°F), inviting residents and visitors alike to enjoy the crisp air. However, expect some wet days, as 136 mm (5.4 in) of rainfall is distributed over approximately 20 days throughout the month, resulting in a humidity level of 87%. This makes September a perfect time for layering clothing and experiencing the picturesque scenery of Xiacheng, even if the clouds sometimes threaten a sprinkle.

September Temperature in Xiacheng

As September arrives in Xiacheng, China, the temperatures signal a transition into autumn with a noticeable shift from summer's warmth. The month starts with a minimum of 0°C (32°F), gracefully rising to an average of 11°C (52°F) and peaking at a comfortable 23°C (73°F). This gentle cool down from August's highs invites an invigorating freshness, making it an ideal time for outdoor activities amidst the changing foliage. The gradual decrease from the scorching summer to the crisp fall is indicative of the region's continental climate, where September serves as a refreshing bridge to the cooler months ahead.

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

The chart illustrates September temperature patterns in Xiacheng, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xiacheng, 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).
JanFebMarAprMayJunJulAugSepOctNovDec141931404854605852412714
Data source: Temperature data for Xiacheng 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 Xiacheng

September in Xiacheng, China, marks a notable transition in weather patterns, characterized by 136 mm (5.4 in) of precipitation spread over 20 days. This month continues the trend of increased rainfall observed in the preceding summer months, yet it slightly decreases from the peak recorded in August. As the summer heat begins to wane, the consistent drizzle and rain contribute to the region's lush greenery, creating a vibrant landscape. This uptick in precipitation days indicates a shift toward a wetter autumn, setting the stage for the cooler, more temperate climate of the following months. Overall, September reflects a rhythm of changing seasons, as rainfall paves the way for the crispness of October.

September Precipitation Trends in Xiacheng

The chart displays monthly precipitation patterns in Xiacheng, 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 Xiacheng, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec151939861211331311741361053513
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Xiacheng

As summer gives way to autumn, September in Xiacheng, China, experiences a notable rise in humidity, peaking at 87%. This marks a significant increase from August's 86%, reflecting the lingering warmth of the season. Throughout the year, humidity levels tend to fluctuate, starting at a comfortable 81% in January before gradually climbing. While May sees a dip to 78%, the trend swiftly reverses, with humidity reaching a high point as October approaches, hitting 88%. This gradual escalation underscores September's transitional nature, where the air remains thick and slightly oppressive, serving as a reminder of the sweltering conditions that define the region's summer months.

September Average Humidity in Xiacheng

This chart illustrates the average monthly humidity levels in Xiacheng, 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 Xiacheng is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%85%85%83%78%80%82%86%87%88%86%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Xiacheng

September in Xiacheng, China, continues the trend of extreme UV exposure, maintaining a UV Index of 11, which requires vigilance as the burn time remains a brief 10 minutes. This marks a slight dip from the peak of 14 in June, yet it still encourages sun protection awareness as summer transitions into fall. As the year progresses, the UV Index gradually decreases, with October's forecast showing a very high level at 9. For those enjoying outdoor activities, it's crucial to stay informed with resources like Xiacheng UV Index to ensure safety while soaking up the sun.

Maximum UV Index Levels in Xiacheng for September

The chart shows the monthly maximum UV Index (UVI) for Xiacheng 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 Xiacheng typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479111314131211964
Data source: Xiacheng 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 Xiacheng

In Xiacheng, China, September ushers in a transitional phase as summer wanes and autumn approaches, with 260 hours of sunshine illuminating the city. Although the sunniest days of July and May seem like a distant memory, September still allows for plenty of outdoor enjoyment. This month sees a noticeable drop in daylight compared to the peak of 333 hours in July, yet it remains brighter than colder months ahead, including October with just 244 hours. As the year progresses, the steady decline in sunshine hours paints a vivid picture of the seasonal shifts, offering a glimpse of nature’s rhythm while inviting residents to savor the last golden rays of summer before the chill of autumn sets in.

Monthly Sunshine Duration in Xiacheng: September Highlighted

The September sunshine duration represents the total number of hours Xiacheng 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.
JanFebMarAprMayJunJulAugSepOctNovDec220h273h299h279h323h300h333h304h260h244h263h275h
Data source: Xiacheng September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Xiacheng During September

In Xiacheng, China, September offers a 38% chance of sunny weather, showcasing a slight improvement compared to the summer months of July and August, which present sun probabilities of 51% and 32%, respectively. As the region transitions into fall, the likelihood of sunshine begins to decline, with October's chance dipping to 27%. Interestingly, the sunniest months of the year are generally found at either end of the spectrum: February enjoys a peak chance of 54%, while November surprises with a high of 65%. Thus, while September may not guarantee clear skies, it serves as a gentle bridge between the vibrant summer and the cooler, cloudier autumn days ahead.

Percentage of Sunny Days in September in Xiacheng

The chart illustrates the percentage of sunny days in Xiacheng 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 Xiacheng experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec43%54%34%26%32%21%51%32%38%27%65%52%
Data source: Xiacheng September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Xiacheng in September

As September arrives in Xiacheng, China, the days begin to subtly shorten, offering about 12 hours of daylight. This marks a gradual decline from the peak of 14 hours during the summer months of June and July. The transition into autumn reflects the shifting pattern of sunlight, where the prolonged brightness of the earlier months gives way to shorter days in October, dropping to 11 hours. The daylight duration steadily decreases as the year progresses, from a vibrant 14 hours in mid-summer to a more subdued 10 hours by November. This rhythmic ebb and flow creates a dynamic backdrop for the changing seasons, inviting both reflection and rejuvenation as Xiacheng prepares to embrace the cooler months ahead.

Average Daylight Hours in Xiacheng for September

The chart illustrates the variation in daylight duration in Xiacheng throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 4m10h 54m11h 58m13h 4m13h 59m14h 27m14h 13m13h 24m12h 21m11h 16m10h 19m9h 49m
Data source: Xiacheng daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Xiacheng

As September unfolds in Xiacheng, China, the gentle breeze becomes a hallmark of the changing season, with an average wind speed of 1.8 m/s (4 mph). This slight dip in wind speed follows a consistent trend observed over the summer months, where the winds hovered around the same moderate pace. Notably, September's winds mirror those of August and June, suggesting a pattern of calmness in the air as autumn approaches. The shifting winds throughout the year, from a peak in February at 2.1 m/s (5 mph) to a low of 1.7 m/s in October and December, highlight the region's tranquil climate—perfect for enjoying the mellow warmth of early fall while embracing the subtle whispers of change.

Average September Wind Speed in Xiacheng

The chart displays monthly wind speed patterns in Xiacheng, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.12.12.02.01.81.91.81.8 m/s1.71.81.7
Data source: Xiacheng September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Xiacheng Compares to Other Months

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

In September, the weather is markedly milder, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 23°C (73°F) and an average of 11°C (52°F). This month also sees significant rainfall, totaling 136 mm (5.4 in) over 20 days, contributing to a high humidity level of 87%. In contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -30°C (-21°F) and an average of -10°C (14°F), peaking at only 8°C (47°F). Precipitation is minimal during this month, with only 15 mm (0.6 in) falling over just 5 days, and the humidity drops slightly to 81%. For more details about the weather in this month, you can check Xiacheng weather in January.

September and February present drastically different weather conditions. In September, temperatures range from a chilly 0°C (32°F) at night to a comfortable daytime high of 23°C (73°F), with an average of 11°C (52°F). The month experiences substantial precipitation, totaling 136 mm (5.4 in) over about 20 days, resulting in high humidity levels at 87%. In contrast, February is significantly colder, with temperatures dipping as low as -28°C (-19°F) and averaging -7°C (19°F), occasionally reaching a maximum of 15°C (60°F). Precipitation is minimal during this month, totaling just 19 mm (0.8 in) over 5 days, and humidity remains relatively low at 85%. For more detailed information, you can visit Xiacheng weather in February.

In comparing the weather of September and March, there are notable differences in temperature and precipitation. September offers a milder climate, with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 23°C (73°F) and an average of 11°C (52°F). In contrast, March experiences much colder temperatures, starting at a minimum of -19°C (-2°F) and averaging around 0°C (32°F), although it can still reach up to 20°C (68°F) on warmer days. Precipitation levels also vary significantly, with September seeing 136 mm (5.4 in) over 20 days, while March has considerably less at 39 mm (1.5 in) across just 10 days. Both months have similar humidity levels, around 85% to 87%. For a closer look at the specifics, visit Xiacheng weather in March.

In comparing the weather conditions of September and April, we see notable differences in temperature and precipitation patterns. September enjoys milder temperatures, with a minimum of 0°C (32°F), an average of 11°C (52°F), and a maximum of 23°C (73°F). This month also experiences significant rainfall, totaling 136 mm (5.4 in) over approximately 20 days, accompanied by high humidity at 87%. In contrast, April is characterized by colder nights with a minimum temperature of -13°C (9°F) and a lower average of 5°C (41°F), while still reaching a similar maximum of 23°C (73°F). Additionally, April sees less precipitation at 86 mm (3.4 in) across 15 days and slightly lower humidity at 83%. For more details on April weather, you can explore Xiacheng weather in April.

In comparing the weather of September and May, we see some distinct differences. September boasts a milder average temperature of 11°C (52°F), with maximum temperatures reaching 23°C (73°F), while May has a slightly lower average of 9°C (49°F) and can peak at 24°C (75°F). Humidity levels are higher in September at 87% compared to May's 78%, which contributes to a more saturated feel in the air during that month. Additionally, while both months see significant precipitation, September has 136 mm (5.4 in) over 20 days, whereas May experiences a bit less rainfall at 121 mm (4.8 in) across 18 days. For more details on the weather in May, you can refer to Xiacheng weather in May.

September and June exhibit similar maximum temperatures, both peaking at around 23°C (73°F); however, the overall feel of the months contrasts significantly due to variations in minimum temperatures and precipitation levels. September starts cooler with a minimum temperature of 0°C (32°F) compared to June’s 1°C (35°F), and while both months receive substantial rainfall, September sees a slightly higher total of 136 mm (5.4 in) over 20 days, versus June's 132 mm (5.2 in) across 19 days. Additionally, September has a higher humidity level at 87%, making it feel distinctly more damp than June’s 80%. For those interested in exploring June’s weather in detail, you can find more information here: Xiacheng weather in June.

In comparing the weather of September and July, September is characterized by cooler temperatures, with a minimum of 0°C (32°F) and an average of 11°C (52°F), compared to July's minimum of 5°C (41°F) and average of 15°C (60°F). July tends to be warmer overall, reaching a maximum of 27°C (82°F), while September peaks at 23°C (73°F). Additionally, September experiences more precipitation, with 136 mm (5.4 in) over 20 days, slightly higher than July's 131 mm (5.2 in) over 15 days. Humidity levels are also slightly higher in September at 87%, compared to July's 82%. For more details on July weather, visit Xiacheng weather in July.

In comparing the weather between August and September, it's clear that September tends to be cooler, with average temperatures ranging from a minimum of 0°C (32°F) to a maximum of 23°C (73°F), compared to August’s milder temperatures that range from 4°C (40°F) to 26°C (80°F). Additionally, September experiences slightly less precipitation, totaling 136 mm (5.4 in) over 20 days, while August has a higher precipitation level of 174 mm (6.8 in) across 18 days. Despite these differences, both months maintain a relatively high humidity level, with September at 87% and August at 86%. For more details on August weather, you can visit Xiacheng weather in August.

September typically boasts milder temperatures with a minimum of 0°C (32°F) and an average of 11°C (52°F), peaking at 23°C (73°F). However, it also comes with significant rainfall, receiving 136 mm (5.4 in) over 20 days, and a high humidity level of 87%. In contrast, October sees a notable drop in temperature, with minimums plunging to -12°C (10°F) and an average of 5°C (41°F), while maximum temperatures reach 20°C (69°F). Despite experiencing less precipitation at 105 mm (4.1 in) over 19 days, October has a slightly higher humidity at 88%. For more detailed information on weather conditions in October, you can check Xiacheng weather in October.

September and November display stark contrasts in weather patterns. In September, temperatures range from a mild minimum of 0°C (32°F) to a pleasant maximum of 23°C (73°F), with an average of 11°C (52°F). However, this month experiences significant rainfall, totaling 136 mm (5.4 in) over 20 days, accompanied by high humidity levels at 87%. In contrast, November sees a sharp drop in temperatures, with a minimum of -22°C (-6°F) and an average of -3°C (28°F), despite a maximum reaching 17°C (63°F). Precipitation decreases considerably to just 35 mm (1.4 in) over only 9 days, and humidity remains similarly high at 86%. For more detailed information, you can check Xiacheng weather in November.

September and December present stark contrasts in weather. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 23°C (73°F), with an average of 11°C (52°F). The month is relatively wet, with 136 mm (5.4 in) of precipitation spread over 20 days and high humidity at 87%. In contrast, December sees much colder conditions, with temperatures dropping significantly, from a minimum of -29°C (-20°F) to an average of -10°C (14°F) and a maximum of only 8°C (46°F). Precipitation is minimal in December, totaling just 13 mm (0.5 in) over 4 days, and humidity decreases to 78%. For a detailed look at the weather specifics during December, you can visit Xiacheng weather in December.

Compare Xiacheng's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Xiacheng

September in Xiacheng marks a notable transition from the heat of summer to the cooler embrace of autumn. With higher humidity than the preceding months, the air feels a bit heavier, and rain becomes a more frequent visitor, contributing to a significant number of precipitation days. While the maximum temperature starts to settle around a comfortable level, the crispness of the early mornings and nights becomes a refreshing contrast to the warmer days. With an average temperature nudging towards the cooler side, September stands out as a month of change, making it a unique time to experience the region's charm. For more insights into the weather patterns, visit Xiacheng Climate.