September Weather in Zhangye, China

Last updated: August 21, 2025

In September, Zhangye, China, experiences a pleasant blend of mild temperatures and refreshing breezes. With maximum temperatures reaching up to 31°C (88°F) and an average hovering around 16°C (62°F), the climate is inviting for outdoor activities. As the month progresses, the cooler nights bring temperatures down to a comforting minimum of 3°C (37°F). Rainfall is modest, with only 28 mm (1.1 in) spread over approximately 4 days, contributing to a humidity level of 49%. This combination creates a delightful atmosphere, perfect for exploring Zhangye's stunning landscapes and rich culture.

September Temperature in Zhangye

In September, Zhangye experiences a welcoming transition from the scorching summer to the crisp autumn, with temperatures showcasing a comfortable range. The minimum temperature settles around 3°C (37°F), while the average climbs to 16°C (62°F), making outdoor adventures enjoyable. As the days progress, the maximum temperature can reach up to 31°C (88°F), allowing for lingering warmth that’s perfect for exploring this scenic region. This shift marks a notable trend of decreasing temperatures as the year progresses, transitioning from the hottest days of summer to the cooler embrace of autumn, setting the stage for a vibrant and picturesque landscape.

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

The chart illustrates September temperature patterns in Zhangye, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Zhangye, 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).
JanFebMarAprMayJunJulAugSepOctNovDec192741526270737061473321
Data source: Temperature data for Zhangye 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 Zhangye

September in Zhangye, China, marks a continuation of significant precipitation patterns as the region transitions from summer to autumn. With 28 mm (1.1 in) of rainfall recorded over four days, this month reflects a slight decrease from the peak August totals while maintaining a healthy volume of moisture. This steady rainfall contributes to the lush landscapes as natural cycles begin to prepare for the drier months ahead. Notably, the trend of increasing precipitation from the earlier months culminates in a robust late-summer shower of activity, ensuring the region is well-hydrated as it moves into October, which typically sees a sharp drop to only 7 mm (0.3 in).

September Precipitation Trends in Zhangye

The chart displays monthly precipitation patterns in Zhangye, 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 Zhangye, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec322161522284028733
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Zhangye

In Zhangye, China, September marks a noticeable shift in humidity as it rises to 49%, signaling a retreat from the drier summer months. Following the low points of 39% in both May and July, this increase reflects a gradual transition towards the more humid conditions experienced in the latter part of the year. As summer fades, the humidity begins its ascent again, suggesting a buildup that leads into the fall months, where levels are expected to peak in November at 62%. This trend underscores Zhangye's shift from the arid warmth of summer to the cooler, more moisture-laden air of autumn, providing a refreshing change in the local climate.

September Average Humidity in Zhangye

This chart illustrates the average monthly humidity levels in Zhangye, 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 Zhangye is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec60%57%60%55%39%41%39%44%49%59%62%61%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Zhangye

In September, Zhangye experiences a UV Index of 9, categorized as very high, allowing for a burn time of just 15 minutes under direct sunlight. This marks a noticeable decline from the peak summer months of June and July, where the index soared to 12, indicating extreme exposure conditions. As the year transitions into autumn, September's UV levels remain significant, encouraging residents and visitors alike to take precautions against sunburn. Compared to the earlier months, the UV Index in September is lower than May's intensity of 11, yet still high enough to warrant vigilance. Stay informed about local UV levels and learn more at Zhangye UV Index.

Maximum UV Index Levels in Zhangye for September

The chart shows the monthly maximum UV Index (UVI) for Zhangye 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 Zhangye typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34710111212119642
Data source: Zhangye 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 Zhangye

In Zhangye, China, the month of September brings a delightful 319 hours of sunlight, continuing the trend of plentiful sunshine from the summer months. Following the peak of 361 hours in July, the light begins to gracefully taper off, yet September still offers a substantial wealth of sunshine, ensuring that the vibrant natural landscapes remain captivating. As the days begin to cool, this month stands out as a perfect bridge between the endless summer rays of August and the increasingly shorter days of fall. With an overall sunny disposition, September invites both locals and visitors to embrace the outdoors and revel in the warmth of the sun.

Monthly Sunshine Duration in Zhangye: September Highlighted

The September sunshine duration represents the total number of hours Zhangye 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.
JanFebMarAprMayJunJulAugSepOctNovDec226h277h328h317h346h333h361h348h319h308h279h272h
Data source: Zhangye September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Zhangye During September

September in Zhangye, China, boasts a promising likelihood of sunny weather, with a 63% chance of clear skies. As summer transitions into autumn, this month stands out for consistent sunshine, comparable to both July and October. While the early months of the year show higher probabilities of sun, with peaks in January at 76% and November at 80%, September offers a delightful balance of warmth before the chill of winter sets in. The trend indicates a gradual decline in sunny days from spring to late summer, but September retains its sunny charm, making it an appealing time for outdoor activities in this vibrant region.

Percentage of Sunny Days in September in Zhangye

The chart illustrates the percentage of sunny days in Zhangye 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 Zhangye experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%63%59%45%53%46%63%56%63%63%80%79%
Data source: Zhangye September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Zhangye in September

As summer fades into autumn, September in Zhangye, China, marks a gentle decline in daylight, offering 12 hours of sunshine each day. This gradual tapering follows the peak summer months, where the sun generously granted up to 14 hours of daylight. The progression from the longer days of May, June, and July to the moderate hours in September reflects the shifting seasons, inviting a transition from the vibrant warmth of late summer to the cooler tones of fall. As the daylight continues to shorten into October and November, this month serves as a picturesque bridge, blending the lingering brightness of summer with the cozy embrace of autumn, creating a beautiful tapestry of changing light.

Average Daylight Hours in Zhangye for September

The chart illustrates the variation in daylight duration in Zhangye throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 44m10h 43m11h 57m13h 13m14h 18m14h 51m14h 34m13h 37m12h 24m11h 8m10h 1m9h 27m
Data source: Zhangye daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Zhangye

As summer transitions to autumn in Zhangye, China, the delightful September winds maintain a gentle presence, averaging a calm 2.1 m/s (5 mph). This reflects a noticeable trend, as the wind speeds throughout the year have remained relatively consistent, with only a slight uptick during the late spring months. April and May see the highest averages at 2.4 m/s (5 mph) and 2.7 m/s (6 mph) respectively, inviting a refreshing breeze that prefaces the heat of summer. However, as September approaches and temperatures begin to cool, the wind picks up its subtle rhythm again, mirroring the tranquil yet dynamic climate of the region. Overall, the yearly wind pattern showcases Zhangye's calming atmospheric charm, offering a serene backdrop for the onset of fall.

Average September Wind Speed in Zhangye

The chart displays monthly wind speed patterns in Zhangye, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.12.32.42.72.52.42.42.1 m/s2.02.12.0
Data source: Zhangye September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Zhangye Compares to Other Months

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

In September, the weather is quite mild, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 31°C (88°F) and an average of 16°C (62°F). The month sees a modest amount of precipitation at 28 mm (1.1 in) over about 4 days, along with a humidity level of 49%. In stark contrast, January brings much colder conditions, with temperatures dropping to a chilling minimum of -23°C (-9°F) and averaging -7°C (20°F), reaching a maximum of 14°C (58°F). This winter month also features minimal precipitation of just 3 mm (0.1 in) across 1 day, with humidity slightly higher at 60%. For a closer look at January weather specifics, visit Zhangye weather in January.

September and February present starkly contrasting weather conditions. In September, temperatures range from a mild 3°C (37°F) at night to a warm 31°C (88°F) during the day, with an average of 16°C (62°F). This month typically sees light precipitation totaling 28 mm (1.1 in) over about four days, paired with a moderate humidity level of 49%. In contrast, February experiences much harsher conditions, with nighttime lows plunging to -23°C (-9°F) and daytime highs peaking at just 18°C (66°F). The average temperature is a frigid -3°C (27°F), with negligible precipitation of only 2 mm (0.1 in) and no rainy days, while humidity rises slightly to 57%. For more information, you can check Zhangye weather in February.

In September, the weather tends to be warmer, with average temperatures around 16°C (62°F) and a maximum of 31°C (88°F), making it a pleasant month for outdoor activities. The humidity is relatively lower at 49%, and there is a slight chance of rain, with an average precipitation of 28 mm (1.1 in) over four days. In contrast, March experiences much cooler temperatures, with an average of 5°C (41°F) and a maximum of 26°C (79°F), but it can dip as low as -10°C (15°F). This month sees minimal precipitation, averaging only 2 mm (0.1 in) and typically boasts dry conditions. The humidity is slightly higher at 60%. For more specific details about weather conditions in March, you can visit Zhangye weather in March.

When comparing the weather in September and April, notable differences emerge. September typically features a broader temperature range, with minimums around 3°C (37°F) and maximums reaching up to 31°C (88°F), while April experiences much cooler early temperatures, dipping to -8°C (17°F) but can also peak at 30°C (87°F). Precipitation is slightly higher in September at 28 mm (1.1 in) compared to April's 16 mm (0.6 in), although both months see rain on approximately 4 days. Additionally, April tends to be more humid, with levels around 55%, compared to September's 49%. For more detailed insights into April's climate, you can explore Zhangye weather in April.

In comparing the weather of September and May, we see some intriguing differences. September typically offers a wider temperature range, with minimums of 3°C (37°F) and maximums reaching up to 31°C (88°F), while May starts cooler with a minimum of 1°C (34°F) but can peak at a hotter 36°C (96°F). Interestingly, both months share a similar average temperature of around 16°C (62°F). Precipitation is generally slightly higher in September, at 28 mm (1.1 in) over 4 days, compared to May's 15 mm (0.6 in) over 3 days. Additionally, May boasts lower humidity at 39%, compared to September's 49%. For a more detailed look at May weather, you can visit Zhangye weather in May.

September and June showcase distinct weather patterns, with September presenting a wider temperature range, from a cooler minimum of 3°C (37°F) to a maximum of 31°C (88°F) and an average temperature of 16°C (62°F). In contrast, June generally offers warmer conditions, with minimum temperatures around 8°C (46°F), averages of 21°C (70°F), and peaks reaching 34°C (93°F). While September sees slightly more rainfall at 28 mm (1.1 in) over 4 days compared to June's 22 mm (0.9 in) over 3 days, it also has higher humidity at 49% versus June's 41%. For more detailed information on the weather during this month, you can visit Zhangye weather in June.

In comparing the weather of September and July, we see notable differences in temperature and humidity. September experiences a cooler range, with minimum temperatures dropping to 3°C (37°F) and an average of 16°C (62°F), compared to July's warmer minimum of 11°C (52°F) and an average of 23°C (73°F). July's maximum temperatures can soar up to 39°C (102°F), while September peaks at a more moderate 31°C (88°F). Both months receive similar levels of precipitation at 28 mm (1.1 in), but July has slightly more humid conditions with 39% humidity compared to September's 49%. For a closer look at July's weather specifics, you can visit Zhangye weather in July.

In comparing the weather of September to August, September is noticeably cooler, with a minimum temperature of 3°C (37°F) compared to August's warmer minimum of 8°C (46°F). The average temperature in September reaches 16°C (62°F), significantly lower than August's average of 21°C (70°F). Additionally, while August experiences a maximum temperature of 37°C (99°F), September peaks at a more moderate 31°C (88°F). Precipitation is also lower in September, with only 28 mm (1.1 in) over 4 days, compared to 40 mm (1.6 in) over 6 days in August. Interestingly, September features slightly higher humidity at 49% compared to 44% in August. For a more detailed look at August weather, you can check Zhangye weather in August.

In September, the weather features a wide range of temperatures, with a minimum of 3°C (37°F) and a comfortable average of 16°C (62°F), peaking at 31°C (88°F). The month experiences moderate rainfall, totaling 28 mm (1.1 in) over 4 days, accompanied by a relatively low humidity of 49%. In contrast, October sees a significant drop in average temperatures, down to 8°C (47°F) with a minimum of -5°C (23°F) and a slightly warmer maximum of 29°C (85°F). Precipitation is considerably less in October, at 7 mm (0.3 in) over just 2 days, but humidity rises to 59%, reflecting the cooler air. For a detailed look at October weather in the region, you can visit Zhangye weather in October.

In September, the weather is warm and pleasant, with temperatures ranging from a minimum of 3°C (37°F) to a maximum of 31°C (88°F), averaging around 16°C (62°F). The month experiences moderate humidity at 49% and receives about 28 mm (1.1 in) of precipitation over four days. In contrast, November brings a stark change, with temperatures dropping significantly; the minimum can plummet to -14°C (8°F) and even the average dips to just 1°C (33°F), with a maximum of 23°C (73°F). Rainfall is scarce in November, totaling only 3 mm (0.1 in) over one day, but humidity rises to 62%. For a more detailed overview of November weather, check Zhangye weather in November.

September and December exhibit stark contrasts in weather patterns. In September, temperatures range from a mild 3°C (37°F) at night to a warm 31°C (88°F) during the day, with an average of 16°C (62°F). This month experiences some precipitation, totaling 28 mm (1.1 inches) over four days, while humidity hovers around 49%. In sharp contrast, December brings much colder conditions, with minimum temperatures plummeting to -20°C (-3°F) and a daily maximum of only 15°C (59°F), averaging -6°C (21°F). Notably, December sees minimal precipitation at just 3 mm (0.1 inches) over the entire month, with no rainy days, and humidity rises to 61%. For more information, you can check out Zhangye weather in December.

Compare Zhangye's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Zhangye

As summer transitions into autumn, September in Zhangye reveals a delightful shift in weather patterns. With cooler average temperatures compared to the peak summer months, the days are pleasantly warm, while the nights embrace a refreshing chill. Unlike the hotter and drier days of July and August, September experiences a modest amount of precipitation, providing essential moisture to the landscape. The humidity remains balanced, creating a comfortable atmosphere ideal for outdoor exploration. For those keen on understanding further nuances of this beautiful region's climate, check out Zhangye Climate.