September Weather in Dongba, China

Last updated: August 21, 2025

September in Dongba, China offers a delightful blend of warm and refreshing weather. With maximum temperatures reaching 34°C (93°F) and an average of 19°C (67°F), it’s perfect for outdoor adventures. The cool nights drop to a pleasant minimum of 4°C (39°F), providing a comfortable retreat after daytime excursions. While precipitation is minimal, with only 8 mm (0.3 in) over just one day, the humidity remains at a comfortable 35%, making September an ideal month to explore the scenic beauty of this unique region. Enjoy vibrant landscapes and cultural experiences under mostly sunny skies!

September Temperature in Dongba

In September, Dongba, China begins to transition from the sweltering heat of summer to the cooler embrace of autumn. With temperatures ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F), this month showcases a glorious average of 19°C (67°F) that invites outdoor exploration. Compared to the soaring highs experienced in July and August, September offers a refreshing relief, marking a significant drop in extremes while still providing warm days under the sun. As the month progresses, nights become brisker, hinting at the approach of winter, yet the lingering warmth makes it a delightful time for visitors to experience Dongba’s rich culture and stunning landscapes before the chill sets in.

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

The chart illustrates September temperature patterns in Dongba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dongba, 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).
JanFebMarAprMayJunJulAugSepOctNovDec182744566775797666493319
Data source: Temperature data for Dongba 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 Dongba

In September, Dongba experiences a modest increase in precipitation, with 8 mm (0.3 in) of rainfall recorded over just 1 day. This amount marks a slight decline from the somewhat wetter months of July and August, which feature 19 mm and 14 mm respectively. As the transition to autumn begins, the reduced precipitation signals a shift in the season, following a peak in summer rainfall. This trend indicates that while September still holds onto some remnants of moisture, it prepares the landscape for the drier months ahead, with years typically seeing minimal rainfall in October through December. As such, September serves as a gentle reminder of the cyclic nature of Dongba’s climate.

September Precipitation Trends in Dongba

The chart displays monthly precipitation patterns in Dongba, 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 Dongba, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec111691019148212
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dongba

September in Dongba marks a subtle shift in the humidity levels, rising to 35% after the drier summer months of June and July, which recorded a notably low 26%. This increase signifies a gradual transition from the parched heat of summer as the region begins to prepare for the cooler days ahead, with humidity climbing slightly from August's 29%. The general trend shows a steady drop in humidity from January through May, hitting a yearly low in June, followed by a brief stabilization during the summer. As Dongba heads into October, humidity further increases to 46%, reflecting the onset of autumn, where the air begins to feel more comfortable after the sweltering summer heat.

September Average Humidity in Dongba

This chart illustrates the average monthly humidity levels in Dongba, 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 Dongba is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec56%46%40%37%29%26%26%29%35%46%50%58%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dongba

As September rolls into Dongba, China, the UV Index reflects a transition towards lower intensity sunlight after the summer months, registering 8—categorized as very high. This drop from the extreme levels of 11 seen during the peak of summer signifies a slight reprieve, with a burn time of 15 minutes indicating that careful sun exposure remains essential. In contrast, earlier months such as April and May experienced a rapid ascent in UV levels, reaching their peak during the summer. Thus, while September brings a decrease, it still warrants vigilance in sun protection, reminding us that even as we move into fall, the sun can still pack a punch. For more detailed information, visit Dongba UV Index.

Maximum UV Index Levels in Dongba for September

The chart shows the monthly maximum UV Index (UVI) for Dongba 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 Dongba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3479111111118642
Data source: Dongba 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 Dongba

In September, Dongba, China, basks in 328 hours of sunshine, a delightful continuation of the sunny streak that peaks in the summer months. Following the high of 363 hours in July, the sunshine gradually tapers off, yet still offers ample brightness compared to the earlier months of the year. With 348 hours in May and 345 hours in June, the transition to autumn is marked by a significant reduction, but September remains luminous enough to keep outdoor activities enjoyable. As the daylight hours dwindle in the approaching months, with 311 hours in October and dropping to 266 hours by December, September stands out as a gentle reminder of summer's lingering warmth, making it an ideal time to embrace the natural beauty of Dongba before the chill of winter sets in.

Monthly Sunshine Duration in Dongba: September Highlighted

The September sunshine duration represents the total number of hours Dongba 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.
JanFebMarAprMayJunJulAugSepOctNovDec219h275h327h322h348h345h363h355h328h311h274h266h
Data source: Dongba September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dongba During September

In September, Dongba, China, enjoys a 68% chance of sunny weather, marking a delightful transition from the summer months. This figure reveals an upward trend from the lower probabilities seen in the spring, particularly April and May, which dip to their lows of 46% and 53% respectively. As summer concludes, the likelihood of sunshine increases, with July and August showcasing 64% and 63%, paving the way for September's bright days. The sunny disposition continues into October, maintaining the same chance of sunshine, making early autumn a lovely time to visit. Overall, while September might not be the sunniest month, it certainly offers a promising blend of warmth and light as the landscape prepares for the gentle embrace of fall.

Percentage of Sunny Days in September in Dongba

The chart illustrates the percentage of sunny days in Dongba 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 Dongba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec74%61%57%46%53%48%64%63%68%68%81%79%
Data source: Dongba September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Dongba in September

In Dongba, China, the shift in daylight duration throughout the year reveals a compelling natural rhythm. September marks a gentle transition, with 12 hours of daylight—a slight reduction from the summer months, reflecting the onset of autumn. This gradual decrease follows a peak in May, June, and July, where daylight stretches to a warm 14 hours. As the seasons progress, daylight ebbs slightly, dipping to 13 hours in August before continuing to decline into October's 11 hours. The trend indicates a gradual weaving from the abundant light of summer into the shorter days of winter, where January and November see the shortest daylight at just 9 hours. This cyclical pattern encapsulates the beauty of seasonal change, inviting a deeper appreciation for the natural world.

Average Daylight Hours in Dongba for September

The chart illustrates the variation in daylight duration in Dongba throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 39m10h 39m11h 57m13h 16m14h 24m14h 58m14h 40m13h 41m12h 25m11h 6m9h 57m9h 21m
Data source: Dongba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dongba

As September arrives in Dongba, China, the wind begins to whisper softly, with an average speed of 3.9 m/s (9 mph), marking a gentle transition from the summer's breezy warmth. This decline in wind speed reflects a broader trend noted throughout the year; after peaking in the cooler months, the winds of late summer gradually ease, creating a serene backdrop for the onset of autumn. Notably, the average speeds from May through August hover around 4.4 m/s (10 mph), suggesting a sustained yet mild breeziness, while September's slight dip heralds more tranquil days ahead. As the seasons shift, the winds not only contribute to the changing atmosphere but also invite moments of reflection amidst the stunning natural beauty of Dongba.

Average September Wind Speed in Dongba

The chart displays monthly wind speed patterns in Dongba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.44.34.44.64.64.24.44.43.9 m/s4.14.44.5
Data source: Dongba September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Dongba Compares to Other Months

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

September and January present strikingly different weather conditions. In September, temperatures range from a comfortable minimum of 4°C (39°F) to a warm maximum of 34°C (93°F), with an average of 19°C (67°F). The month sees minimal precipitation, with only 8 mm (0.3 in) over a single day, and lower humidity at 35%. In contrast, January is characterized by severe cold, with temperatures dropping to a chilling minimum of -25°C (-12°F) and an average of -8°C (18°F), peaking at only 8°C (46°F). This winter month experiences almost no precipitation, just 1 mm (0.1 in), and higher humidity at 56%. For more details on January weather, you can visit Dongba weather in January.

September and February present striking contrasts in weather conditions. September boasts a mild temperature range with a minimum of 4°C (39°F) and a maximum of 34°C (93°F), resulting in an average of 19°C (67°F). With only 8 mm (0.3 in) of precipitation over just one day and humidity at a relatively low 35%, it’s a pleasant month for outdoor activities. In sharp contrast, February experiences a much colder climate, with temperatures dipping as low as -21°C (-6°F) and an average temperature of -3°C (27°F). During this month, rainfall is minimal, recorded at just 1 mm (0.0 in) with no days of precipitation, and humidity is higher at 46%. For more detailed insights into February weather, you can visit Dongba weather in February.

September and March present quite contrasting weather conditions. In September, temperatures range from a pleasant 19°C (67°F) on average, peaking at a warm 34°C (93°F) on hotter days, with only 8 mm (0.3 in) of precipitation over just one day. The humidity is relatively low at 35%, making it a comfortable time of year. In contrast, March experiences cooler conditions with an average temperature of 7°C (44°F) and nighttime lows dipping as low as -10°C (13°F). Precipitation is minimal at just 1 mm (0.0 in) and no rainy days reported, with humidity slightly higher at 40%. For more detailed insights, check out Dongba weather in March.

September and April exhibit notable differences in their weather patterns. September boasts a more temperate climate with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F), while April experiences cooler conditions, with temperatures ranging from -9°C (16°F) to a maximum of 30°C (87°F). Although both months see minimal precipitation—8 mm in September and 6 mm in April—the humidity levels are slightly higher in April at 37%, compared to September's 35%. For a deeper look at April's weather specifics, you can check out Dongba weather in April.

In September, temperatures range from a chilly 4°C (39°F) at night to a warm maximum of 34°C (93°F) during the day, providing a pleasant average of 19°C (67°F). With only 8 mm (0.3 in) of precipitation over just one day, the month is relatively dry, complemented by a humidity level of 35%. In contrast, May features slightly cooler nights with temperatures dropping to 0°C (32°F), while daytime highs can soar to 36°C (98°F), maintaining the same average of 19°C (67°F). Despite slightly higher rainfall at 9 mm (0.3 in) over two days, May's lower humidity at 29% contributes to a dry feel overall. For more detailed weather insights, check out Dongba weather in May.

In comparing the weather between September and June, we see notable differences. September features a minimum temperature of 4°C (39°F) and an average of 19°C (67°F), with maximums reaching 34°C (93°F), while June has higher temperatures overall, starting at a minimum of 9°C (49°F), averaging 24°C (76°F), and peaking at 36°C (97°F). Additionally, September sees less precipitation with only 8 mm (0.3 in) over 1 day, compared to June's 10 mm (0.4 in), also over a single day. Interestingly, September is slightly more humid at 35%, compared to June’s 26% humidity level. For more detailed insights on June's weather, check out Dongba weather in June.

In comparing the weather of September and July, September tends to be milder with a significant drop in temperature, showcasing a minimum of 4°C (39°F) and an average of 19°C (67°F), while July boasts warmer temperatures with a minimum of 13°C (56°F) and an average of 26°C (80°F). July also experiences more intense heat, reaching a maximum of 40°C (104°F) compared to September's peak of 34°C (93°F). Additionally, July has higher precipitation levels at 19 mm (0.7 in) over 4 days, whereas September is drier with only 8 mm (0.3 in) of rainfall across just 1 day. Interestingly, humidity is slightly higher in July at 26%, while September maintains a lower humidity level of 35%. For more details on July's weather, you can check Dongba weather in July.

September brought more variability in temperatures compared to August, with a minimum of 4°C (39°F) and a maximum reaching 34°C (93°F), while August's temperatures ranged from a minimum of 10°C (50°F) to a hot maximum of 37°C (99°F). The average temperature in September was lower at 19°C (67°F), contrasting with August’s warmer average of 25°C (77°F). Additionally, September experienced less rainfall, with only 8 mm (0.3 in) over one day compared to August's 14 mm (0.5 in) over two days. Despite September having slightly higher humidity at 35% compared to August's 29%, it still felt less oppressive overall. For detailed information on August weather, you can check Dongba weather in August.

In September, the weather is characterized by warm temperatures, with a minimum of 4°C (39°F) and an average of 19°C (67°F), reaching up to a high of 34°C (93°F). The month sees minimal precipitation, totaling just 8 mm (0.3 in) over one day, coupled with a low humidity level of 35%. In contrast, October brings a significant drop in temperatures, featuring a minimum of -7°C (19°F) and an average of 9°C (49°F), while the maximum temperature is a more moderate 32°C (89°F). Remarkably, October experiences even less precipitation at only 2 mm (0.1 in) over no days, although humidity rises to 46%. For more detailed information, you can check Dongba weather in October.

In September, the weather is notably warmer, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F), averaging around 19°C (67°F). The month experiences minimal precipitation, with just 8 mm (0.3 in) over one day and relatively low humidity at 35%. In contrast, November brings a significant drop in temperatures, with lows dipping to -16°C (4°F) and an average temperature of just 1°C (33°F), while highs only reach 19°C (67°F). Interestingly, November sees virtually no precipitation, recording only 1 mm (0.0 in) over the month and a higher humidity of 50%. For more detailed information, you can check out Dongba weather in November.

September and December weather present a stark contrast in temperatures and humidity levels. September enjoys a mild climate with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 34°C (93°F) and an average of 19°C (67°F). This month experiences minimal precipitation of just 8 mm (0.3 in) over one day, along with relatively low humidity at 35%. In contrast, December plunges into the cold, with minimum temperatures dropping to -24°C (-10°F) and reaching a maximum of 10°C (51°F), resulting in an average of -7°C (19°F). Precipitation is rare, totaling only 2 mm (0.1 in) and occurring over no days, while humidity notably increases to 58%. For more detailed information on the weather conditions, visit Dongba weather in December.

Compare Dongba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dongba

As September rolls into Dongba, residents experience a significant shift in weather patterns. The transition to mild temperatures creates a pleasant atmosphere ideal for outdoor activities, with a comfortable average that stands in contrast to the sweltering summer months. The stark drop in humidity to 35% adds to the comfort, allowing for refreshing days and cool nights. With only a slight amount of rain, September typically brings more sunshine than the previous months, making it a favored time for visitors and locals alike. For a deeper understanding of the region's weather throughout the year, check out Dongba Climate.