September Weather in Datong, China

Last updated: August 21, 2025

In September, Datong, China, experiences a dynamic climate characterized by a maximum temperature of 35°C (95°F) and an average of 23°C (73°F), providing a warm backdrop for exploration. The month sees a minimum temperature dipping to 16°C (60°F), perfect for those enjoying outdoor activities during cooler evenings. With precipitation totaling 166 mm (6.5 in) over approximately 20 days, expect sporadic rain showers that contribute to the region's lush greenery. Humidity levels remain high at 84%, creating a muggy atmosphere that enhances the warmth of the season. Visitors should anticipate a blend of sun and rain, making weather adaptability essential for a fulfilling experience in this vibrant city.

September Temperature in Datong

As September unfolds in Datong, China, the temperatures begin to exhibit a gentle decline from the sweltering summer heat. With a minimum of 16°C (60°F) and a maximum reaching 35°C (95°F), the month offers a comfortable average of 23°C (73°F), making it a pleasant time for outdoor activities. This temperature trend heralds the transition towards autumn, contrasting sharply with the peak conditions of July and August, which typically hover around 38°C (100°F). The gradual cooling hints at the approaching fall, inviting residents and visitors alike to enjoy the vibrant scenery without the intense summer sun.

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

The chart illustrates September temperature patterns in Datong, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Datong, 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).
JanFebMarAprMayJunJulAugSepOctNovDec454857646974808173625446
Data source: Temperature data for Datong 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 Datong

In September, Datong experiences a notable shift in its climatic rhythm, receiving 166 mm (6.5 in) of precipitation over 20 days. This marks a decline from the peak rainfall of the summer months, with August seeing the highest precipitation at 206 mm (8.1 in). The wet September signals the transition to autumn, while still retaining the vagaries of late summer showers. This pattern suggests a lingering warmth in the air, as the city enjoys a blend of refreshing rains interspersed with clearer skies, paving the way for the drier conditions of October ahead. The consistent rainfall throughout September contributes to lush landscapes and nurtures the regions’ agricultural needs, exemplifying the importance of this month in Datong’s seasonal calendar.

September Precipitation Trends in Datong

The chart displays monthly precipitation patterns in Datong, 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 Datong, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec5252751051351841902061661406763
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Datong

In Datong, China, September marks a transition in humidity levels, as the average humidity reaches 84%. This slight dip from the scorching summer months, which peak at 87% in August, indicates a gradual shift towards autumn. The year began with lower humidity levels, starting at 72% in January and climbing steadily each month until the summer months. Notably, the highest humidity occurs in mid-summer, with June and July both at 85%. As the year progresses, humidity fluctuates slightly, settling back to 81% by October. This trend highlights Datong's humid climate, with moisture levels generally peaking during the warmest months and tapering off as cooler weather approaches.

September Average Humidity in Datong

This chart illustrates the average monthly humidity levels in Datong, 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 Datong is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%76%80%77%82%85%85%87%84%81%86%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Datong

As summer transitions into autumn, the UV Index in Datong, China starts to show a slight decline from its peak levels. In September, the UV Index reaches 10, categorized as very high, with a burn time of just 15 minutes—a sharp contrast to the relentless extreme levels observed in the sweltering months of June through August. This decline signals a crucial shift for sun seekers and outdoor enthusiasts; while still significant, the risk of sunburn is slightly mitigated compared to the summer months. Transitioning into cooler seasons, it’s important to remain vigilant about UV exposure as the index remains notably high through to October. For more information on UV levels throughout the year, check out Datong UV Index.

Maximum UV Index Levels in Datong for September

The chart shows the monthly maximum UV Index (UVI) for Datong 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 Datong typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec579111212121210975
Data source: Datong 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 Datong

September in Datong, China, witnesses a delightful blend of summer warmth and early autumn hues, as the city basks in 236 hours of sunshine. This month, while a notable drop from the previous summer's peak in August with 309 hours, still showcases a vibrant transition into fall. The gradual increase in sunlight from January's 85 hours to September reflects the city's seasonal rhythm, peaking in the heat of summer before shifting towards the cooler months. With autumn on the horizon, September's golden rays offer a perfect backdrop for enjoying the picturesque landscapes and rich culture of Datong, making it an ideal time for exploration and outdoor activities.

Monthly Sunshine Duration in Datong: September Highlighted

The September sunshine duration represents the total number of hours Datong 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.
JanFebMarAprMayJunJulAugSepOctNovDec85h149h169h219h257h258h303h309h236h127h149h112h
Data source: Datong September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Datong During September

In Datong, China, September stands out as one of the sunniest months of the year, boasting a 40% chance of sunny weather. This notable increase in sunshine compared to earlier months like April (11%) and June (12%) suggests a gradual shift towards more favorable weather as summer wanes. After a relatively cloudy August at 23%, September offers a refreshing opportunity for outdoor activities as the sun graces the city more frequently. With the warmth of summer still lingering and autumn on the horizon, September serves as a perfect bridge for those seeking to enjoy the outdoors under clearer skies.

Percentage of Sunny Days in September in Datong

The chart illustrates the percentage of sunny days in Datong 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 Datong experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%26%26%11%18%12%26%23%40%15%22%19%
Data source: Datong September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Datong in September

As summer gently transitions into autumn in Datong, China, September brings a pleasing return to 12 hours of daylight, marking a slight decline from the peak days of summer. This month reflects a gradual shift, as daylight slowly wanes from the extended hours enjoyed in July and August, where residents basked in up to 13 hours of sunshine. The progression through the year showcases a well-defined rhythm, with winter months huddled around 10 hours of daylight, while spring summons a gradual increase, peaking in June. September, therefore, serves as a transitional bridge, hinting at the cooler days ahead while still granting enough sunlight to savor the lingering warmth of summer.

Average Daylight Hours in Datong for September

The chart illustrates the variation in daylight duration in Datong throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 32m11h 10m11h 59m12h 51m13h 33m13h 55m13h 44m13h 6m12h 18m11h 27m10h 43m10h 20m
Data source: Datong daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Datong

As September arrives in Datong, China, the average wind speed picks up to 1.7 m/s (4 mph), marking a subtle increase from the preceding summer months. This gentle breeze, slightly stronger than the calm winds of previous months, heralds the transition to autumn. Throughout the year, wind speeds remain relatively consistent, hovering around 1.3 to 1.5 m/s for most months, with September standing out as a refreshing prelude to the cooler, crisper days ahead. As nature begins to shed its vibrant hues for autumn’s warm palette, the increased air movement adds a refreshing element to the changing landscape, accentuating the seasonal shift in Datong.

Average September Wind Speed in Datong

The chart displays monthly wind speed patterns in Datong, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.51.51.41.41.41.31.41.7 m/s1.51.31.3
Data source: Datong September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Datong Compares to Other Months

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

September and January present stark contrasts in weather. In September, temperatures range from a mild 16°C (60°F) at night to a sweltering 35°C (95°F) during the day, with an average temperature of 23°C (73°F). This month experiences significant rainfall, with 166 mm (6.5 in) over approximately 20 days, contributing to a high humidity level of 84%. In contrast, January's climate is much cooler, with temperatures dipping to a frigid -2°C (28°F) at night and peaking at 16°C (60°F) during the day, giving it an average of just 7°C (45°F). Rainfall is significantly lower in January, with only 52 mm (2.1 in) spread over 13 days and a humidity level of 72%. For more detailed information, you can check Datong weather in January.

September and February present strikingly different weather conditions. In September, temperatures range from a mild 16°C (60°F) to a hot 35°C (95°F), with an average of 23°C (73°F). Humidity is high at 84%, contributing to frequent rainfall, totaling 166 mm (6.5 in) over approximately 20 days. In contrast, February experiences much cooler temperatures, with a range from 1°C (33°F) up to 25°C (77°F) and an average of only 9°C (48°F). Precipitation in February is significantly lower, at 52 mm (2.1 in) over about 14 days, and humidity is also reduced to 76%. For more detailed insights, you can check Datong weather in February.

When comparing the weather in September and March, notable differences emerge. September boasts warmer temperatures, with a minimum of 16°C (60°F) and an average of 23°C (73°F), reaching up to a high of 35°C (95°F). In contrast, March is significantly cooler, with temperatures ranging from a minimum of 5°C (41°F) to an average of 14°C (58°F) and a high of 32°C (91°F). Precipitation is also higher in September, totaling 166 mm (6.5 in) over 20 days compared to March’s 75 mm (3.0 in) over 17 days. Humidity remains relatively high in both months, but is slightly higher in September at 84% compared to March’s 80%. For more details, check out Datong weather in March.

September and April present distinct weather patterns, showcasing the transition between summer and autumn in September and spring in April. In September, temperatures range from a mild 16°C (60°F) at night to a high of 35°C (95°F) during the day, averaging around 23°C (73°F), while the month experiences significant rainfall—166 mm (6.5 in) over 20 days, resulting in a high humidity level of 84%. In contrast, April's temperatures are more temperate, with nighttime lows reaching 7°C (45°F) and daytime highs peaking at 34°C (94°F), averaging 18°C (64°F). April sees less precipitation at 105 mm (4.1 in) across 17 days and a lower humidity level of 77%. For more detailed information on April weather, you can check Datong weather in April.

In comparing the weather between September and May, both months experience similar maximum temperatures, reaching around 35°C (95°F) in September and 36°C (96°F) in May. However, September tends to be warmer overall with a higher average temperature of 23°C (73°F) compared to May's 21°C (70°F). Rainfall is more abundant in September, with 166 mm (6.5 in) of precipitation over 20 days, whereas May sees slightly less at 135 mm (5.3 in) across 19 days. Additionally, September has a higher humidity level at 84%, compared to May's 82%. For more detailed insights into May's weather, you can visit Datong weather in May.

September and June exhibit similar temperature ranges, with both months experiencing a minimum of around 15-16°C (59-60°F) and a maximum that peaks at 35°C (95°F). The average temperature in September is slightly lower at 23°C (73°F) compared to June's 24°C (75°F). However, September tends to have more precipitation, accumulating 166 mm (6.5 in) over 20 days, while June sees 184 mm (7.2 in) across 19 days. Humidity levels are also quite comparable, with September at 84% and June slightly higher at 85%. For more detailed information about June weather in Datong, you can visit Datong weather in June.

In comparing the weather of September and July, September tends to be slightly cooler, with average temperatures ranging from a minimum of 16°C (60°F) to a maximum of 35°C (95°F), whereas July’s temperatures are higher with a minimum of 19°C (66°F) and a maximum of 38°C (101°F). Despite these differences, both months experience significant rainfall, with July receiving around 190 mm (7.5 in) compared to September’s 166 mm (6.5 in), and both have rain on approximately 20 days. Humidity remains relatively consistent, with September at 84% and July slightly higher at 85%. For more details about July weather specifically, please visit Datong weather in July.

In comparing the weather of September and August, we can observe notable differences in temperatures and precipitation patterns. September experiences slightly cooler temperatures with a minimum of 16°C (60°F) and an average of 23°C (73°F), while August sees warmer conditions with a minimum of 18°C (64°F) and an average of 27°C (81°F). The maximum temperatures also reflect this trend, peaking at 35°C (95°F) in September compared to 38°C (100°F) in August. Precipitation is relatively high in both months, but September records 166 mm (6.5 in) over 20 days, while August has more rainfall at 206 mm (8.1 in) across 19 days. Humidity levels remain similar, with September at 84% and August slightly higher at 87%. For more detailed information, you can check Datong weather in August.

September and October present a notable transition in weather patterns. In September, temperatures range from a minimum of 16°C (60°F) to a maximum of 35°C (95°F), with an average of 23°C (73°F). The month sees significant rainfall, totaling 166 mm (6.5 in), occurring over 20 days, and the humidity is relatively high at 84%. In contrast, October experiences cooler temperatures, with a minimum of 9°C (49°F) and an average of 17°C (63°F), while still hitting the same maximum of 35°C (95°F). Precipitation slightly decreases to 140 mm (5.5 in) across 21 days, and humidity drops to 81%. For more specific details about October weather, you can check out Datong weather in October.

September features significantly warmer temperatures, with averages around 23°C (73°F) and highs reaching up to 35°C (95°F). In contrast, November sees cooler conditions, with average temperatures dropping to 12°C (54°F) and a maximum of 25°C (77°F). Precipitation also varies dramatically; September experiences 166 mm (6.5 in) over 20 days, while November receives just 67 mm (2.6 in) over 14 days. Despite the slight increase in humidity to 86% in November, the overall climate feels more temperate compared to the oppressive heat of September. For more details, check out Datong weather in November.

September and December showcase contrasting weather patterns. In September, temperatures range significantly, with a minimum of 16°C (60°F) and a maximum of 35°C (95°F), accompanied by high humidity levels at 84%. This month also sees substantial rainfall, with 166 mm (6.5 in) over 20 days, making it one of the wettest months of the year. Conversely, December presents a much cooler climate, with temperatures dipping to a minimum of -1°C (31°F) and an average of 8°C (46°F). Precipitation decreases to 63 mm (2.5 in) over 16 days, and humidity remains relatively low at 81%. For more insights into the December weather specifics, you can check out Datong weather in December.

Compare Datong's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Datong

As September unfolds in Datong, the weather begins to shift, offering a blend of warm days and cooler evenings. This month stands out with a noticeable increase in humidity and precipitation, resulting in frequent rain showers that enrich the landscape. Unlike the scorching heat of summer, September's average temperature provides a more comfortable atmosphere, inviting outdoor activities amidst the lush backdrop. While some might find the 20 rainy days a challenge, they contribute to the region's vibrant environment. To understand how September's climate compares to other months, explore Datong Climate.