September Weather in Dongyueguan, China

Last updated: August 21, 2025

In Dongyueguan, China during September, the weather presents a dynamic mix of warmth and moisture. Temperatures can soar to a maximum of 36°C (96°F), while the average remains a comfortable 23°C (74°F), dropping to a refreshing minimum of 14°C (58°F) during cooler nights. Despite the high temperatures, the region experiences 131 mm (5.2 in) of precipitation over approximately 15 days, resulting in a humidity level around 70% that contributes to a lush and vibrant environment. This blend of warmth and rain not only shapes the local climate but also influences outdoor activities and agricultural practices in the area.

September Temperature in Dongyueguan

In September, Dongyueguan experiences a delightful transition into autumn, characterized by mild temperatures and a noticeable drop from the sweltering summer heat. The month starts with a minimum of 14°C (58°F) and peaks at a warm 36°C (96°F), giving way to an average of 23°C (74°F) that is both comfortable and inviting. This gradual cooling trend from the scorching highs of August reflects the region's shift towards more pleasant, outdoor-friendly conditions. As nature begins to prepare for winter, September serves as a perfect time to explore the local landscape, enjoying the moderate warmth before the brisk air of fall fully sets in.

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

The chart illustrates September temperature patterns in Dongyueguan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongyueguan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec404454616975808173625444
Data source: Temperature data for Dongyueguan 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 Dongyueguan

In September, Dongyueguan experiences a notable shift in moisture as it transitions from the humid summer months. With 131 mm (5.2 in) of precipitation recorded over 15 days, this month marks a drop from the heavier rainfalls of June and August. Interestingly, while September sees a decrease in overall precipitation compared to the peak of 217 mm in June, it still retains a substantial amount, indicating that the rainy season lingers. This pattern suggests a gradual tapering off of the monsoon influence, paving the way for drier conditions in the upcoming months. Overall, September captures a pivotal moment in Dongyueguan's climate, balancing lingering warmth with a shift towards cooler, crisper autumn days.

September Precipitation Trends in Dongyueguan

The chart displays monthly precipitation patterns in Dongyueguan, 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 Dongyueguan, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6266119166198217199185131816640
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dongyueguan

In September, Dongyueguan experiences a notable dip in humidity, dropping to 70% after several months of elevation. This month marks a transition from the peak summer humidity, which hovered around 89% in July, before gradually decreasing. The consistent high levels from March through August—where humidity remained between 86% and 89%—reflect the region's summer heat. As the year progresses, September's decline foreshadows the return to milder conditions, with humidity rising modestly to 72% in October, hinting at the onset of autumn. This pattern underscores the significance of seasonal shifts in Dongyueguan's climate, as the humid summer gives way to a more temperate fall.

September Average Humidity in Dongyueguan

This chart illustrates the average monthly humidity levels in Dongyueguan, 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 Dongyueguan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%86%86%86%87%89%86%70%73%83%76%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dongyueguan

In September, Dongyueguan experiences an extreme UV Index of 11, marking a continuation of the intense sun exposure that characterizes the summer months. With a burn time of only 10 minutes, this period exemplifies the need for vigilant sun protection, as residents and visitors alike are at heightened risk for skin damage. Following a trend seen since April, the UV Index remains elevated, reflecting a summer that has rolled seamlessly into early fall. This pattern underscores the importance of preparing for strong UV radiation even as the seasons change. For those planning outdoor activities, it’s crucial to stay informed about the UV levels to ensure safety. To learn more about the UV Index in this region, visit Dongyueguan UV Index.

Maximum UV Index Levels in Dongyueguan for September

The chart shows the monthly maximum UV Index (UVI) for Dongyueguan 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 Dongyueguan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec678111111131211975
Data source: Dongyueguan 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 Dongyueguan

September in Dongyueguan, China, brings a delightful 240 hours of sunshine, a marked transition as summer begins to wane. Following a peak in August with an impressive 304 hours, the sunshine in September still showcases a generous glow, providing a vibrant backdrop for outdoor activities. This month acts as a bridge, easing us out of the lengthy sun-filled days of summer while still offering considerably more light compared to the winter months, such as January with its mere 148 hours. Notably, the sunshine hours from May through September reveal a clear upward trend, with each month accumulating more light than the last, reaching an apex in July. As autumn approaches, September’s abundant sunlight allows for a beautiful farewell to summer, making it an ideal time to relish the changing seasons in Dongyueguan.

Monthly Sunshine Duration in Dongyueguan: September Highlighted

The September sunshine duration represents the total number of hours Dongyueguan 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.
JanFebMarAprMayJunJulAugSepOctNovDec148h193h208h218h248h256h287h304h240h193h194h206h
Data source: Dongyueguan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dongyueguan During September

September marks a delightful turning point in Dongyueguan, China, with a notable increase in sunny weather, boasting a 53% chance of sunshine. This rise represents a significant uplift from the cooler months, where sunlight was scarce—particularly in the depths of winter and early spring. As summer fades, the likelihood of clear skies enhances the charm of early autumn, inviting both locals and travelers to embrace outdoor activities. Following the warm, yet somewhat overcast months of July and August, September offers a refreshing transition, making it the perfect time to enjoy the vibrant landscapes that the region has to offer.

Percentage of Sunny Days in September in Dongyueguan

The chart illustrates the percentage of sunny days in Dongyueguan 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 Dongyueguan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%39%20%15%21%21%26%26%53%28%41%52%
Data source: Dongyueguan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dongyueguan in September

In September, Dongyueguan enjoys about 12 hours of daylight, a noticeable shift as we transition from the longer summer months. Following the peak of 13 hours of daylight seen from May to August, this slight decrease marks the onset of autumn. The gradual dimming of days whispers the approach of cooler temperatures, while the month maintains a considerable amount of light for outdoor activities. As September wanes and October begins, daylight reduces further to 11 hours, reflecting the gentle decline into winter, yet still allowing for many sunlit moments to savor the changing season.

Average Daylight Hours in Dongyueguan for September

The chart illustrates the variation in daylight duration in Dongyueguan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 28m11h 7m11h 59m12h 52m13h 37m13h 59m13h 48m13h 9m12h 18m11h 25m10h 39m10h 16m
Data source: Dongyueguan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dongyueguan

As September arrives in Dongyueguan, the average wind speed remains steady at 1.8 m/s (4 mph), mirroring the transitional calm seen throughout the late summer months. This consistency highlights the region's relatively placid winds, a gentle backdrop as the seasons begin to shift. Following a slight dip in May and August, where the winds also clocked in at 1.6 m/s (4 mph), September serves as a bridge to the brisker autumn months ahead, with October forecasted to pick up to 2.3 m/s (5 mph). Overall, the wind patterns reflect a soothing, yet gradually intensifying atmosphere, inviting both reflection and anticipation for the changes that come with fall.

Average September Wind Speed in Dongyueguan

The chart displays monthly wind speed patterns in Dongyueguan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.81.91.81.91.61.61.81.61.8 m/s2.31.71.7
Data source: Dongyueguan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Dongyueguan Compares to Other Months

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

September and January present strikingly contrasting weather conditions. In September, temperatures can reach a sweltering maximum of 36°C (96°F) with an average of 23°C (74°F), accompanied by high humidity at 70%. The month is characterized by significant rainfall, totaling 131 mm (5.2 in) over about 15 days. Conversely, January experiences much colder weather, with average temperatures plummeting to around 4°C (40°F) and a maximum of 18°C (65°F). Precipitation is lighter in January, with 62 mm (2.4 in) falling over just 8 days, and humidity remains fairly consistent at 71%. For more details about weather conditions specific to January, visit Dongyueguan weather in January.

September and February exhibit stark contrasts in weather. In September, temperatures can range from a minimum of 14°C (58°F) to a maximum of 36°C (96°F), and the month is characterized by high humidity levels of around 70%. It also tends to be wetter, with an average precipitation of 131 mm (5.2 in) over 15 days. In contrast, February features much colder temperatures, with lows dipping to -4°C (26°F) and an average of 7°C (44°F), although it can still climb to a maximum of 26°C (79°F). Precipitation in February is lower, totaling 66 mm (2.6 in) over 11 days, with humidity rising slightly to 75%. For more detailed information about February weather, you can refer to Dongyueguan weather in February.

In comparing the weather between September and March, notable differences emerge in temperature and humidity levels. September experiences a warmer climate with average temperatures reaching 23°C (74°F) and highs soaring up to 36°C (96°F), while March presents a much cooler atmosphere with an average of 12°C (54°F) and maximum temperatures of 29°C (84°F). Precipitation is relatively similar in both months, with September seeing 131 mm over 15 days and March receiving 119 mm across 14 days. However, March tends to have a higher humidity level of 86% compared to September’s 70%. For a more detailed look at March weather specifics, you can check Dongyueguan weather in March.

When comparing the weather of September and April, it's clear that both months have their unique characteristics. September experiences warmer temperatures, with an average of 23°C (74°F) and highs reaching up to 36°C (96°F), while April presents a cooler climate with an average of 16°C (61°F) and maximum temperatures of 31°C (88°F). Precipitation is slightly higher in April, totaling 166 mm (6.5 in) compared to September's 131 mm (5.2 in), although both months see rain on about 15 days. Additionally, April has a higher humidity level at 86% compared to September's 70%, contributing to a more humid atmosphere during spring. For those interested in more details about April weather, check Dongyueguan weather in April.

When comparing the weather conditions in September and May, we see distinct variations. September boasts a higher average temperature of 23°C (74°F) compared to May's 21°C (69°F), with September reaching maximum temperatures of 36°C (96°F) while May peaks at 33°C (92°F). However, September experiences slightly less precipitation, totaling 131 mm (5.2 in) over 15 days, while May sees an average of 198 mm (7.8 in) across 16 rainy days. Additionally, humidity is higher in May at 86%, compared to 70% in September. For a more detailed look at the weather patterns, you can explore Dongyueguan weather in May.

In comparing the weather conditions of September and June, we notice several key differences and similarities. September experiences slightly warmer temperatures, with average highs reaching up to 36°C (96°F) compared to June's maximum of 34°C (94°F). However, June tends to be more humid, averaging around 87% versus September's 70%. Precipitation is also a factor, as June records higher rainfall at 217 mm (8.6 in) over 17 days, in contrast to September’s 131 mm (5.2 in) over 15 days. This makes June a wetter month overall, contributing to the increased humidity and potentially affecting outdoor activities. For more detailed information, check out Dongyueguan weather in June.

When comparing the weather in September and July, notable differences in temperature and precipitation emerge. September boasts a wider temperature range with a minimum of 14°C (58°F) and a maximum of 36°C (96°F), resulting in an average of 23°C (74°F). In contrast, July features warmer temperatures, with a minimum of 19°C (66°F) and a maximum of 37°C (98°F), leading to a higher average of 27°C (80°F). Moreover, September has lower precipitation totals at 131 mm (5.2 in) over 15 days, while July experiences more rain, with 199 mm (7.8 in) over 19 days. Humidity levels are also higher in July at 89%, compared to 70% in September. For a detailed look at July weather, visit Dongyueguan weather in July.

In comparing the weather between September and August, we notice notable differences. September features a lower minimum temperature of 14°C (58°F) compared to August's 18°C (65°F), resulting in a cooler average temperature of 23°C (74°F) versus August's warmer 27°C (81°F). Both months experience maximum temperatures peaking at 36°C (96°F in September and 97°F in August), indicating similar extremes. However, September receives less precipitation, tallying 131 mm (5.2 in) over 15 days, while August has higher rainfall at 185 mm (7.3 in) over 18 days. The humidity is also noticeably lower in September at 70%, compared to August's higher 86%. For more detailed insights, check out Dongyueguan weather in August.

In September, the weather is characterized by warmer temperatures, with a minimum of 14°C (58°F) and an average high reaching up to 36°C (96°F). The month also sees considerable rainfall, totaling 131 mm (5.2 in) over 15 days, and humidity levels hovering around 70%. In contrast, October brings a noticeable drop in temperatures, featuring a minimum of 8°C (46°F) and an average high of 34°C (93°F). Additionally, October experiences less precipitation, with 81 mm (3.2 in) over 11 days, while humidity slightly increases to 72%. For a detailed forecast, you can check Dongyueguan weather in October.

September and November present quite contrasting weather patterns. In September, temperatures range from a mild 14°C (58°F) at night to a scorching 36°C (96°F) during the day, with an average of 23°C (74°F). The month also experiences significant rainfall, totaling 131 mm (5.2 in) over 15 days, alongside a humidity level of 70%. In stark contrast, November brings a considerable drop in temperatures, with a minimum of 2°C (37°F) and an average of 12°C (54°F), peaking at a comfortable 25°C (78°F). Rainfall in November is much lighter at 66 mm (2.6 in) across 10 days, with higher humidity at 82%. For a more detailed look at November weather, you can visit Dongyueguan weather in November.

In September, the weather is significantly warmer, with temperatures ranging from a mild 14°C (58°F) in the early morning to a sweltering maximum of 36°C (96°F) during the day. This month also experiences a substantial amount of rainfall, totaling 131 mm (5.2 in) over about 15 days, combined with a humidity level of 70%. In contrast, December brings much cooler conditions, with temperatures dipping as low as -4°C (25°F) and averaging around 7°C (44°F). Precipitation is considerably less in December, amounting to only 40 mm (1.6 in) over 8 days, though humidity slightly increases to 76%. For more specific details on December weather, you can check out Dongyueguan weather in December.

Compare Dongyueguan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dongyueguan

As September rolls into Dongyueguan, the weather transitions significantly from the peak summer heat. The average temperature, while still warm, notably dips from the scorching highs of July and August, bringing a more comfortable atmosphere. The increased rainfall, with precipitation spanning several days, introduces a refreshing contrast to the earlier dry conditions, enhancing the region's lush greenery. This month also sees a rise in humidity, enveloping the area in a damp warmth that characterizes the tail end of the wet season. For a more comprehensive understanding of the region's atmospheric changes, explore the detailed insights at Dongyueguan Climate.