September Weather in Dongba, China

Last updated: August 21, 2025

In Dongba, China, September experiences a delightful range of weather, with maximum temperatures reaching up to 35°C (95°F) and an average of 27°C (81°F), while the minimum dips to a comfortable 20°C (68°F). Humidity levels hover around 72%, contributing to a lush, vibrant atmosphere. However, prepare for a wet month, as precipitation totals can reach 162 mm (6.4 in) over an average of 19 days. This blend of warm temperatures and frequent rainfall creates an enchanting climate perfect for exploring the rich culture and natural beauty of the region.

September Temperature in Dongba

In September, Dongba enjoys a delightful transition towards autumn, with temperatures that strike a pleasing balance. The minimum temperature settles at 20°C (68°F), providing a mild start to the month, while the average peaks at 27°C (81°F), perfect for outdoor adventures. The climes continue to warm throughout the summer’s end, with a maximum of 35°C (95°F), reminiscent of the sweltering days of July and August. This significant drop in temperature marks a shift from the intense heat, making September a prime time for exploration and outdoor activities, as the warm days and cooler evenings invite both residents and travelers to embrace the beauty of Dongba before winter 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).
JanFebMarAprMayJunJulAugSepOctNovDec596067727982848281746860
Data source: Temperature data for Dongba generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Dongba

September marks a transition in Dongba, China, showcasing a significant precipitation total of 162 mm (6.4 in) over 19 rainy days. This month's rainfall is notably less than August's peak of 241 mm but still substantial enough to contribute to the region's lush landscapes. As the summer heat begins to wane, September often experiences a reduction in both the quantity and frequency of rainfall compared to the preceding months. This gradual decline in precipitation signals the onset of autumn, with October poised to bring even drier conditions, as historical data suggests a drop to 94 mm (3.7 in) over just 9 days. Thus, September serves as a pivotal month, bridging the abundant rains of summer with the more tranquil, cooler days of fall ahead.

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.
JanFebMarAprMayJunJulAugSepOctNovDec3265111142151247172241162942321
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Dongba

As the summer heat begins to wane, September brings a noticeable drop in humidity in Dongba, China. After experiencing a peak in July and August with humidity levels soaring to 87% and 88% respectively, September sees a refreshing decrease to 72%. This decline marks a transitional phase, as the last month of summer prepares the region for the drier autumn months ahead, where humidity levels settle around 62% through October and November. The overall trend highlights Dongba's shifting climate, where higher humidity prevails in the peak of summer, before giving way to more comfortable conditions as the year progresses.

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.
JanFebMarAprMayJunJulAugSepOctNovDec59%64%65%62%76%76%88%88%72%63%62%66%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dongba

In September, Dongba, China, continues to experience an extreme UV Index of 11, indicating a significant risk for sunburn with a burn time of just 10 minutes. This month marks a slight decrease from the peak summer months—specifically July and August, which both reached a UV Index of 13. Overall, the trend from February through September shows a sustained period of high UV exposure, making proper sun protection essential as the intensity gradually tapers into the more moderate levels of October. For more detailed information on UV levels, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79121213121313111087
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, the tranquil town of Dongba, China, basks in a delightful 279 hours of sunshine, providing a charming backdrop as summer gracefully transitions into fall. This month sees a continuation of the bright streak initiated during the peak summer months, where July stands out with a dazzling 300 hours. The sunshine begins to show a slight dip in the coming months, with October and November averaging 256 and 234 hours, respectively, but September still holds onto the vibrant warmth and light reminiscent of the sun-drenched summer days. As the seasons change, Dongba’s light gradually softens, yet September shines bright, inviting residents and visitors alike to relish in the last whispers of summer's glow.

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.
JanFebMarAprMayJunJulAugSepOctNovDec176h204h192h207h273h269h300h284h279h256h234h239h
Data source: Dongba September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Dongba During September

In Dongba, China, September marks an appealing transition in weather, boasting a 45% chance of sunny days. While the summer months see a dip in sun exposure, with June plummeting to a mere 13%, September signals a recovery as daylight begins to return. This is a slight improvement over the dreariness of August's 17%, hinting at the promise of brighter days ahead. As the year wanes into the fall, the likelihood of sunshine increases once again, foreshadowing a return to the more favorable rates seen in late autumn, such as 60% in November. Overall, September serves as a refreshing interlude, where the days grow pleasantly warm and sunlit, beckoning outdoor adventures.

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.
JanFebMarAprMayJunJulAugSepOctNovDec53%50%26%25%30%13%28%17%45%38%60%51%
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, September marks a transition point in daylight duration, offering about 12 hours of sunlight each day. This aligns with the lingering warmth of summer, as daylight reaches its peak in May and June with 13 hours, gradually tapering off as autumn approaches. Following a consistent pattern, the daylight stays steady at 12 hours in both September and August, providing a harmonious blend of light and shadow. As the days shorten, October brings a decrease to 11 hours, signaling the onset of a cooler season. Overall, this trend highlights a gradual ebb of daylight from the vibrant summer months into the introspective tones of fall, creating a rhythmic shift that heralds the changing seasons.

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.
JanFebMarAprMayJunJulAugSepOctNovDec10h 53m11h 22m12h 1m12h 40m13h 13m13h 30m13h 21m12h 53m12h 15m11h 35m11h 1m10h 44m
Data source: Dongba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dongba

As September unfolds in Dongba, China, the wind takes a gentle turn, with an average speed dipping to 1.4 m/s (3 mph)—the calmest it’s been all year. This tranquil breeze contrasts with the livelier gusts experienced in earlier months, where spring and summer typically flaunted their playful winds, peaking at 2.1 m/s (5 mph) in both March and May. The transition into autumn brings a subtle serenity, hinting at the change of seasons, while October promises a resurgence in wind activity, forecasted to rise notably to 2.6 m/s (6 mph). Overall, September’s softness paves the way for the invigorating shifts ahead, encapsulating the cyclical rhythm of nature in 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.01.82.12.02.11.81.91.61.4 m/s2.62.02.1
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 showcase stark contrasts in weather. In September, temperatures range from a warm minimum of 20°C (68°F) to a scorching maximum of 35°C (95°F), with an average of 27°C (81°F). The month also experiences significant rainfall, totaling 162 mm (6.4 in) over 19 days, coupled with high humidity at 72%. In contrast, January brings much cooler temperatures, ranging from a chilly minimum of 1°C (34°F) to a pleasant maximum of 27°C (81°F), with an average of 15°C (59°F). Precipitation drops dramatically to just 32 mm (1.3 in) over 6 days, and humidity decreases to 59%. For more specific details on January weather, check Dongba weather in January.

September and February exhibit stark contrasts in weather. September typically features warmer temperatures, with a minimum of 20°C (68°F) and an average high of 35°C (95°F), making it one of the warmer months. In contrast, February experiences much cooler conditions, starting at a minimum of 2°C (36°F) and averaging 15°C (60°F), with a maximum of 28°C (83°F). Additionally, September is characterized by higher humidity at 72% and significant rainfall, totaling 162 mm (6.4 in) across 19 days. February, with only 65 mm (2.5 in) of precipitation over 9 days, tends to be drier and less humid, with a humidity level of 64%. For more specifics on February weather, you can check Dongba weather in February.

In September, the weather is characterized by warmer temperatures, with averages around 27°C (81°F) and maximums reaching up to 35°C (95°F). The month experiences considerable precipitation, totaling 162 mm (6.4 in) over 19 days, coupled with high humidity levels of 72%. In contrast, March brings cooler conditions, with average temperatures dropping to 20°C (68°F) and maximums of 31°C (89°F). Though it has less rainfall, totaling 111 mm (4.4 in) over 16 days, humidity is lower at 65%, making for a more comfortable experience. For a detailed look at March weather, you can check out Dongba weather in March.

September and April showcase distinct weather patterns, reflecting their positions in the seasons. In September, temperatures are generally higher, ranging from a minimum of 20°C (68°F) to a maximum of 35°C (95°F), with an average of 27°C (81°F). The month also witnesses considerable precipitation, with 162 mm (6.4 in) over 19 days, coupled with a humidity level of 72%. In contrast, April offers milder conditions, characterized by a minimum temperature of 12°C (53°F), an average of 22°C (72°F), and a maximum of 32°C (91°F). Precipitation during this month totals 141 mm (5.6 in) over 16 days, with a lower humidity level of 62%. For a closer look at the weather specifics in April, you can check this link: Dongba weather in April.

September and May showcase distinct weather patterns, with September generally being warmer and slightly wetter. September's temperatures range from a minimum of 20°C (68°F) to a maximum of 35°C (95°F), averaging at 27°C (81°F), while May presents a cooler temperature range, with a minimum of 15°C (60°F) and a maximum of 36°C (96°F), averaging 26°C (79°F). Both months experience considerable precipitation, with September receiving 162 mm (6.4 in) over 19 days and May slightly less at 151 mm (5.9 in) across the same number of days. Humidity in September is around 72%, while May is slightly higher at 76%. For more details on May weather conditions, you can check Dongba weather in May.

In comparing the weather of September and June, both months experience similar maximum temperatures, peaking at around 35°C (95°F in September and 96°F in June). However, September tends to have slightly lower average temperatures, averaging 27°C (81°F), compared to June's average of 28°C (82°F). When it comes to precipitation, June is considerably wetter, with 247 mm (9.7 in) of rainfall over 22 days, while September receives 162 mm (6.4 in) over just 19 days, indicating that June is both rainier and more humid at 76%. For a more detailed look at June's weather, you can check the link: Dongba weather in June.

In comparing the weather between September and July, we can observe a noticeable difference in temperatures and humidity levels. September boasts a minimum temperature of 20°C (68°F) and an average of 27°C (81°F), while July experiences warmer conditions with a minimum of 24°C (75°F) and an average of 29°C (84°F). The maximum temperature in July can reach up to 39°C (103°F), significantly higher than September's peak of 35°C (95°F). Additionally, July tends to be more humid, with a humidity level of 87%, compared to September's 72%. Despite this, both months see considerable rainfall—September records 162 mm (6.4 in) over 19 days, while July records slightly more at 171 mm (6.8 in) over 20 days. For a more detailed look at July's weather, you can refer to Dongba weather in July.

In comparing the weather of September and August, we see a slight drop in temperatures, with September recording a minimum of 20°C (68°F) and an average of 27°C (81°F), compared to August's minimum of 23°C (74°F) and average of 28°C (83°F). The maximum temperatures are also marginally lower in September, reaching 35°C (95°F) compared to August’s peak of 36°C (98°F). Precipitation decreases significantly as well, with September receiving 162 mm (6.4 in) over 19 days, whereas August sees higher rainfall at 241 mm (9.5 in) over 24 days. Moreover, September's humidity levels are lower at 72%, compared to August's more humid 88%. For a detailed look at the weather in August, you can visit Dongba weather in August.

In September, the weather is typically warmer, with average temperatures around 27°C (81°F), peaking at a maximum of 35°C (95°F). The month experiences significant rainfall, with 162 mm (6.4 in) of precipitation spread over 19 days, contributing to a higher humidity level of 72%. In contrast, October brings a noticeable drop in temperature, with averages falling to 24°C (75°F) and a maximum of 34°C (93°F). This month also sees less rainfall, with only 94 mm (3.7 in) occurring over just 9 days, resulting in lower humidity at 62%. For more specific details on the weather in October, you can visit Dongba weather in October.

In September, the weather tends to be much warmer and more humid compared to November. With minimum temperatures around 20°C (68°F) and maximum highs reaching up to 35°C (95°F), September experiences an average temperature of 27°C (81°F). The month is also quite wet, with 162 mm (6.4 in) of precipitation over 19 days and a humidity level of 72%.

In contrast, November brings a noticeable drop in temperatures, with minimums around 11°C (52°F) and maximums peaking at 31°C (88°F), resulting in a more comfortable average of 20°C (68°F). Additionally, November has significantly less rain, totaling just 22 mm (0.9 in) over 5 days, and a lower humidity of 62%.

For more detailed information about November weather, you can check Dongba weather in November.

In September, the weather is significantly warmer, featuring temperatures ranging from a minimum of 20°C (68°F) to a maximum of 35°C (95°F) and an average of 27°C (81°F). This month also sees considerable precipitation, with 162 mm (6.4 in) spread over 19 days, resulting in high humidity levels of 72%. In contrast, December brings a much cooler climate, with temperatures dipping to a minimum of 4°C (40°F) and peaking at 28°C (83°F), averaging 15°C (60°F). Additionally, December experiences only 21 mm (0.8 in) of precipitation over just 4 days and a slightly lower humidity of 66%. For more detailed information about the December weather, check out Dongba weather in December.

Compare Dongba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dongba

As September unfolds in Dongba, the weather starts to transition from the sweltering heat of summer to a more moderate warmth, making it a unique month for visitors. With average temperatures around 27°C (81°F), days are still sunny yet pleasantly cooler than the peak summer months. However, increased rainfall, with precipitation occurring on nearly two-thirds of the days, adds to the humidity levels, hovering around 72%. This blend of warmth and moisture creates a lush environment, perfect for exploring the region's natural beauty. For detailed insights into how Dongba's September climate compares to other months, check out Dongba Climate.