September Weather in Dongba, China

Last updated: August 21, 2025

In Dongba, China, the weather in September presents a delightful blend of warmth and refreshing breezes. With maximum temperatures soaring to 36°C (98°F) and an average of 22°C (72°F), the month remains predominantly warm, while minimum nightly temperatures can drop to a cool 8°C (47°F). Rainfall is moderate, with approximately 63 mm (2.5 in) spread across five days, contributing to a humidity level of 66% that enhances the lush landscape. This weather pattern makes September an ideal time for travelers and locals alike to experience the natural beauty and vibrant culture of Dongba.

September Temperature in Dongba

In September, Dongba experiences a pleasant transition as temperatures begin to cool after the summer heat. With minimums averaging around 8°C (47°F), the crispness of early autumn sets in, making it a refreshing time to explore the area. The average temperature holds steady at 22°C (72°F), offering ideal conditions for outdoor activities. As the days warm up, highs can reach up to 36°C (98°F), hinting that the last remnants of summer are still lingering. This month reflects a trend of gradual cooling, building anticipation for the vivid fall foliage that the region is known for, while still allowing for ample sunshine during the day. Overall, September presents a delightful balance of warmth and freshness in Dongba, inviting visitors to savor the changing seasons.

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).
JanFebMarAprMayJunJulAugSepOctNovDec263146607281817972554128
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, China, experiences a notable shift in precipitation, receiving 63 mm (2.5 in) of rain over 5 days. This represents a decline from the intense summer rains, peaking in July at 202 mm (8.0 in) and gradually easing into autumn. The early autumn rainfall helps to replenish the landscape and supports local agriculture, striking a balance with the drier months that follow. As temperatures begin to cool, September's precipitation acts as a gentle reminder of the lush summer before the gradual transition into a drier season, setting the stage for the quieter months 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.
JanFebMarAprMayJunJulAugSepOctNovDec17152019432031286331142
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dongba

In September, Dongba, China, experiences a notable dip in humidity compared to the sweltering summer months, with levels averaging 66%. This slight decrease from the peak humidity of 78% in both July and August signals the transition into the more temperate autumn season. Interestingly, September's humidity remains higher than the earlier months of the year, which hovered around 40-61% from January to May. As the region moves toward October, humidity levels see a gradual rise again, underscoring the characteristic fluctuation throughout the year. Overall, September stands as a bridge between the intense summer humidity and the cooler, more variable autumn, making it a unique month in Dongba's climatic calendar.

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.
JanFebMarAprMayJunJulAugSepOctNovDec40%41%48%61%58%65%79%78%66%70%68%51%
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, the UV Index begins to decline slightly from the peak summer months, registering at 7, which falls into the high exposure category. This decrease from the scorching 10 in July shows a gradual transition toward more moderate sun exposure, allowing for a burn time of about 25 minutes. While it's still crucial to protect your skin under the sun, the shift offers a brief respite from the intense rays experienced earlier in the summer. As we head into October, the UV Index will further lower to 6, marking a continued reduction in solar intensity. For more information on managing sun exposure, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2358991097642
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, experiences a delightful transition as summer begins to fade, offering 279 hours of sunshine. This is a slight dip from the vibrant high of 326 hours in May, reflecting the gradual shortening of days as autumn approaches. The sunny days in September still outshine the chillier months that follow, with October receiving 260 hours and November dropping further to 238 hours. Despite this decrease, September remains a splendid time to enjoy the outdoor beauty of Dongba, where the warm glow of lingering summer light casts a charming ambiance on the colorful fall foliage beginning to emerge.

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.
JanFebMarAprMayJunJulAugSepOctNovDec211h254h294h294h326h315h289h302h279h260h238h255h
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, experiences a moderate 42% chance of sunny weather, marking a shift from the vibrant sunlit days of earlier months. This drop in sunshine likelihood follows the summer heat of July and August, where the chances plummet to 30% and 51%, respectively. As we move into autumn, the sun's presence becomes less reliable, but it is still a noticeable improvement from the previous summer months. The transition continues into October, where the chances of sunny days rebound to 60%, signaling brighter skies ahead as the region prepares for cooler weather. Overall, while September may offer fewer sunny days, it serves as a gentle reminder of the changing seasons.

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.
JanFebMarAprMayJunJulAugSepOctNovDec81%70%51%55%58%44%30%51%42%60%73%83%
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 40m10h 40m11h 57m13h 16m14h 23m14h 57m14h 39m13h 41m12h 25m11h 6m9h 57m9h 22m
Data source: Dongba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Dongba

As autumn approaches in Dongba, China, September's gentle breeze carries a subtle reminder of the changing seasons. With an average wind speed of 1.7 m/s (4 mph), September marks a slight uptick from the mellow August, yet it remains one of the calmer months of the year. This trend of reduced wind speeds in the summer months, peaking in May at 3.0 m/s (7 mph), transitions into the stronger gusts of late autumn and early winter. Notably, the winds tend to pick up again by October, suggesting that Dongba is gearing up for the brisk air that defines the end of the year. Overall, the September winds embody a tranquil shift, setting the stage for the invigorating gales to come.

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.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.12.22.73.02.31.81.61.7 m/s2.02.32.1
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 present strikingly contrasting weather conditions. In September, temperatures range from a mild 8°C (47°F) to a scorching 36°C (98°F), with an average of 22°C (72°F). This month experiences about 63 mm (2.5 in) of precipitation over approximately 5 days, resulting in a humid atmosphere with 66% humidity. In stark contrast, January features a chilling climate, with temperatures dropping as low as -19°C (-2°F) and peaking at just 12°C (54°F), averaging -4°C (26°F). The winter month sees minimal precipitation, with only 1 mm (0.0 in) recorded and generally dry conditions persisting for the entire month, accompanied by a lower humidity level of 40%. For a more detailed look at weather conditions during this time, you can check Dongba weather in January.

September and February present stark contrasts in weather conditions. In September, temperatures can soar to a maximum of 36°C (98°F), with an average of 22°C (72°F), while February experiences much cooler temperatures, peaking at 23°C (74°F) but typically hovering around freezing at an average of 0°C (31°F). Rainfall is more frequent in September, with around 63 mm (2.5 in) of precipitation over five days, compared to February's minimal 7 mm (0.3 in) over just one day. Additionally, humidity is higher in September at 66%, making it feel warmer, whereas February's humidity drops to 41%. For more details on February's climate, refer to Dongba weather in February.

September and March present significantly different weather patterns. In September, temperatures range from a mild 8°C (47°F) at night to a sweltering 36°C (98°F) during the day, with an average of 22°C (72°F). The month experiences moderate humidity at 66% and sees about 63 mm (2.5 in) of precipitation over approximately five days. In contrast, March has much colder temperatures, with a minimum of -6°C (21°F) and a maximum of 27°C (80°F), averaging only 8°C (46°F). Precipitation is significantly lower at 15 mm (0.6 in) across just three days, and humidity drops to 48%. For more detailed information on March weather, you can visit Dongba weather in March.

September and April offer contrasting weather experiences. In September, temperatures range from a minimum of 8°C (47°F) to a maximum of 36°C (98°F), with an average of 22°C (72°F). This month also sees around 63 mm (2.5 in) of rainfall over approximately 5 days, accompanied by a humidity level of 66%. In contrast, April features cooler temperatures, with a minimum of -2°C (29°F) and a maximum of 35°C (95°F), averaging 16°C (60°F). This month is significantly drier, with only 19 mm (0.8 in) of precipitation over 2 days and a lower humidity of 61%. For more specific details on April's weather, you can check Dongba weather in April.

When comparing the weather in September and May, both months share an average temperature of 22°C (72°F), but their extremes differ significantly. September sees a minimum temperature of 8°C (47°F) and can reach up to 36°C (98°F), while May has a lower minimum of 4°C (39°F) and a higher maximum of 39°C (103°F). Precipitation levels are notably different as well, with September receiving 63 mm (2.5 inches) over 5 days, compared to May’s lighter 19 mm (0.7 inches) over just 4 days. Additionally, September tends to be more humid at 66%, whereas May’s humidity level is slightly lower at 58%. For more insights on May weather, you can visit Dongba weather in May.

In comparing the weather of September and June, we see notable differences in temperature and precipitation patterns. September features a wider temperature range, with a minimum of 8°C (47°F) and a maximum of 36°C (98°F), while June has milder lows of 13°C (55°F) and can reach up to a hot 42°C (107°F). In terms of precipitation, September sees slightly higher rainfall at 63 mm (2.5 in) over 5 days compared to June’s 43 mm (1.7 in) spread across 7 days. Humidity levels are fairly similar, with September at 66% and June at 64%, suggesting both months can feel quite comfortable despite the fluctuations in temperature. For more detailed insights, you can check Dongba weather in June.

When comparing the weather in September and July, notable differences emerge in temperature and precipitation patterns. September offers a wider temperature range, with minimums around 8°C (47°F) and maximums reaching 36°C (98°F), making it generally more comfortable during the day with an average of 22°C (72°F). In contrast, July sees higher overall temperatures, with minimums at 17°C (63°F) and maximums soaring to 40°C (105°F), resulting in an average of 27°C (82°F). Additionally, July experiences significantly more rainfall, totaling 202 mm (8.0 in) over 14 days, compared to September’s 63 mm (2.5 in) over just 5 days. The humidity is also higher in July, averaging 78%, while September's humidity sits at 66%. For more detailed information, check out Dongba weather in July.

September typically brings milder temperatures compared to August, with minimums dropping from 15°C (59°F) to 8°C (47°F) and average temperatures cooling from 26°C (79°F) to 22°C (72°F). The maximum temperatures remain high in September, reaching up to 36°C (98°F), but this is still slightly lower than August's peak of 38°C (101°F). Additionally, September experiences less rainfall, with 63 mm (2.5 in) over 5 days compared to August's 128 mm (5.0 in) across 11 days, resulting in lower humidity levels of 66% versus August's 78%. For more details about August conditions, you can visit Dongba weather in August.

September and October present a marked contrast in weather conditions. In September, temperatures range from a mild 8°C (47°F) to a scorching 36°C (98°F), with an average of 22°C (72°F). The month sees about 63 mm (2.5 in) of precipitation over five days, coupled with a humidity level of 66%. As October arrives, the temperature drops significantly, with minimums hitting -1°C (31°F) and an average of 13°C (56°F). The maximum temperature is a warmer 32°C (90°F), but overall, it feels much cooler. Additionally, October experiences less rainfall at 31 mm (1.2 in) over just three days, though the humidity rises slightly to 70%. For more detailed information, you can check Dongba weather in October.

September and November present distinctly different weather experiences. In September, temperatures range from a mild 8°C (47°F) at night to a hot 36°C (98°F) during the day, making it a warm and often humid month with an average of 22°C (72°F). The month also sees around 63 mm (2.5 in) of precipitation over approximately five days, contributing to a humidity level of 66%. In contrast, November brings a noticeable chill, with minimum temperatures dropping to -9°C (16°F) and an average of only 5°C (41°F). Daytime highs reach a comfortable 25°C (77°F), but the overall chill is evident in the precipitation, which averages just 14 mm (0.6 in) over two days and a slight increase in humidity to 68%. For more detailed information on the weather in November, check out Dongba weather in November.

September weather is characterized by a wide temperature range, with minimums around 8°C (47°F) and maximums reaching up to 36°C (98°F). The average temperature is a comfortable 22°C (72°F), accompanied by moderate humidity at 66% and occasional rain, totaling 63 mm over about five days. In contrast, December experiences a drastic drop in temperatures, with minimums plunging to -14°C (8°F), an average falling to -2°C (28°F), and maximums only reaching 13°C (55°F). Precipitation is minimal, with just 2 mm expected and no rainy days, along with lower humidity at 51%. For more specific details, check out Dongba weather in December.

Compare Dongba's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Dongba

As September rolls in, Dongba experiences a delightful transition in weather, marked by milder temperatures and increased humidity compared to the sweltering summer months. With an average temperature that settles comfortably around 22°C (72°F), this month offers a pleasant retreat from the heat, even if the maximum can still reach a toasty 36°C (98°F). The 5 days of rainfall, totaling 63 mm (2.5 in), enhance the lush greenery, while the humidity at 66% adds a touch of warmth to the air. This striking blend of conditions makes September an ideal time to explore Dongba's scenic beauty and cultural offerings. For a deeper dive into the region's climate patterns, visit Dongba Climate.