September Weather in Bao'an, China

Last updated: August 21, 2025

In September, the weather in Bao'an, China presents a notable blend of heat and humidity. With maximum temperatures soaring up to 37°C (99°F), the average temperature rests at a comfortable 26°C (78°F), while the minimum dips to 17°C (63°F) at night. This month experiences a total precipitation of 96 mm (3.8 in) over approximately 10 days, contributing to a humidity level of 68%. As the rainy days intermingle with warm sunshine, September captures the essence of transitioning seasons, making it a vibrant yet humid time for residents and visitors alike.

September Temperature in Bao'an

In September, Bao'an experiences a warm transition from summer to autumn, with temperatures showing a delightful range; the average hovers around 26°C (78°F), while the minimum stays relatively mild at 17°C (63°F). As the month progresses, residents and visitors can expect maximum temperatures reaching up to 37°C (99°F), making it still quite warm, but notably less oppressive than the peak summer heat. This month marks the beginning of a gradual cooling trend, setting the stage for the crisp air of October, yet it still offers plenty of sunny days perfect for outdoor activities. Overall, September is a time when the warmth lingers, inviting enjoyment of the outdoor beauty Bao'an has to offer before the seasonal shift.

September Weather in Bao'an: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bao'an, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bao'an, 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).
JanFebMarAprMayJunJulAugSepOctNovDec424656657380858578665745
Data source: Temperature data for Bao'an 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 Bao'an

In September, Bao'an experiences a noticeable shift in precipitation patterns, with an estimated 96 mm (3.8 in) of rainfall spread over 10 days. This amount marks a decrease from the heavy downpours of the summer months, particularly July's peak of 294 mm (11.6 in). As the monsoon season begins to wane, September offers a lighter, yet still significant, mix of rainy days, providing a brief reprieve from the intense summer humidity while paving the way into the drier autumn months. The trend suggests a gradual transition as the region prepares for the cooler and less wet October, where precipitation drops further to just 50 mm (2.0 in). This pattern highlights September as a pivotal month that bridges the lush vibrancy of summer with the more subdued conditions of fall.

September Precipitation Trends in Bao'an

The chart displays monthly precipitation patterns in Bao'an, 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 Bao'an, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec567513914818521229415496504433
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Bao'an

September in Bao'an, China, marks a noticeable shift in humidity levels, dropping to 68%, significantly lower than the highs of summer. The summer months, particularly July, experience peak humidity, reaching 87%, while April through July remain consistently above 80%. As autumn begins, this decline in humidity offers a refreshing change after the muggy heat, leading into a more comfortable October at 72%. This trend highlights the region's transition from the sultry embrace of summer to the crispness of fall, providing relief and a gentle reprieve as temperatures cool.

September Average Humidity in Bao'an

This chart illustrates the average monthly humidity levels in Bao'an, 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 Bao'an is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%75%84%85%83%83%87%83%68%72%83%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bao'an

As summer transitions to autumn, September in Bao'an, China witnesses a notably high UV Index of 10, categorizing it under the very high exposure category, with a burn time of just 15 minutes. This marks a slight decline from the peak summer months, which reached an extreme level of UV radiation in July and August. However, the UV Index remains significant, encouraging people to take sun safety precautions seriously. With the intensity of sunlight still strong, it’s essential to be vigilant about sun exposure and skin protection. For a deeper understanding of UV trends throughout the year, visit Bao'an UV Index.

Maximum UV Index Levels in Bao'an for September

The chart shows the monthly maximum UV Index (UVI) for Bao'an 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 Bao'an typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec56891011121110864
Data source: Bao'an 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 Bao'an

In Bao'an, China, September marks a vibrant transition as it basks in an impressive 264 hours of sunshine. This month, while sunny, sees a slight dip from the peak of 309 hours in August, reflecting the gradual shift towards cooler autumn days. The trend throughout the year reveals an upward trajectory from the 164 hours in January, peaking in the scorching summer months of July and August. As the seasons change, September retains a substantial amount of sunlight, setting the stage for the softer golden hues of October with its 226 hours. The warm rays of September not only brighten the city but also signal the closing chapter of summer, inviting a fresh, inviting autumn ambiance.

Monthly Sunshine Duration in Bao'an: September Highlighted

The September sunshine duration represents the total number of hours Bao'an 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.
JanFebMarAprMayJunJulAugSepOctNovDec164h208h226h243h276h278h299h309h264h226h223h222h
Data source: Bao'an September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bao'an During September

In Bao'an, China, September stands out as a particularly bright month, boasting a 64% chance of sunny weather—the highest likelihood of sunshine for the year. This notable increase follows the typically overcast summer months, where the chance of sun lingers around the low 30s. As the region transitions from the heat of summer to the cooler autumn days, September offers a refreshing reprieve, making it an ideal time for outdoor activities. The trend shows a gradual rise in sunshine probability from mid-year onwards, suggesting that as summer fades, sunshine becomes more prevalent, culminating in September's favorable conditions. So if you're planning a visit, prepare to bask in the sunny charms of Bao'an this September!

Percentage of Sunny Days in September in Bao'an

The chart illustrates the percentage of sunny days in Bao'an 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 Bao'an experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec48%41%25%19%22%26%31%33%64%41%57%61%
Data source: Bao'an September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bao'an in September

In September, Bao'an, China experiences a notable transition in daylight duration, with the sun shining for about 12 hours each day. This represents a slight decrease from the long, sun-drenched days of summer, where daylight peaked at 14 hours in June. As autumn approaches, the daylight hours gradually taper off, mirroring the shift from the vibrant summer to the cooler months ahead. Following September, October brings further reduction, with daylight clocking in at 11 hours. This pattern underscores a steady decline in daylight, a rhythmic change that reflects the natural cycle of the seasons in this lively region.

Average Daylight Hours in Bao'an for September

The chart illustrates the variation in daylight duration in Bao'an throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 25m11h 6m11h 59m12h 54m13h 39m14h 2m13h 51m13h 11m12h 19m11h 24m10h 37m10h 13m
Data source: Bao'an daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Bao'an

As September arrives in Bao'an, China, the gentle winds begin to whisper a transition in the air, with an average wind speed of 2.4 m/s (5 mph). While this month witnesses a slight uptick from the calmer days of August, which registered the lowest wind speed of 2.0 m/s (4 mph), it remains consistent with the early spring and summer months. Interesting to note, the wind speeds frequently hover around the 2.5 to 2.6 m/s (6 mph) mark for much of the year, suggesting a pleasantly breezy environment that prevails as the seasons shift. As October approaches, Bao'an's winds are expected to pick up slightly, leading into the brisker months ahead.

Average September Wind Speed in Bao'an

The chart displays monthly wind speed patterns in Bao'an, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.62.62.62.52.22.62.02.4 m/s2.82.52.3
Data source: Bao'an September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Bao'an Compares to Other Months

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

In September, the weather is characterized by warm temperatures, with a minimum of 17°C (63°F) and a maximum reaching up to 37°C (99°F), resulting in an average of 26°C (78°F). The month experiences considerable precipitation, totaling 96 mm (3.8 in) over about 10 days, coupled with a humidity level of 68%. In stark contrast, January sees much cooler conditions, with temperatures ranging from a minimum of -7°C (21°F) to a maximum of 19°C (67°F) and an average of just 6°C (42°F). During this winter month, precipitation is lighter at 56 mm (2.2 in) over 8 days, and humidity is slightly higher at 71%. For more detailed insights, you can check Bao'an weather in January.

September and February present contrasting weather patterns. In September, temperatures range significantly, with a minimum of 17°C (63°F) and a maximum soaring to 37°C (99°F), creating a warm average of 26°C (78°F). It experiences considerable rainfall, totaling 96 mm (3.8 in) over about 10 days, alongside a humidity level of 68%. In contrast, February is much cooler, with temperatures starting at a chilly minimum of -3°C (28°F), averaging at 8°C (46°F), but still reaching a maximum of 26°C (78°F) on warmer days. February sees slightly less precipitation at 75 mm (3.0 in) over 11 days and a higher humidity level at 75%. For more specific insights, you can explore Bao'an weather in February.

September and March present contrasting weather patterns. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 37°C (99°F), with an average of 26°C (78°F). The month experiences significant humidity at 68% and receives 96 mm (3.8 in) of rainfall over approximately 10 days. In contrast, March enjoys milder temperatures, peaking at 29°C (85°F) with a much lower average of 14°C (57°F) and a minimum of just 3°C (38°F). However, it sees higher precipitation, totaling 139 mm (5.5 in) spread over 14 days, accompanied by increased humidity at 84%. For a detailed look at the weather in March, you can visit Bao'an weather in March.

September generally offers warmer temperatures compared to April, with average highs reaching 26°C (78°F) and maximums soaring up to 37°C (99°F). In contrast, April presents a cooler climate, with average temperatures around 18°C (65°F) and a maximum of 33°C (93°F). Interestingly, April experiences slightly higher precipitation, accumulating 148 mm (5.8 in) over about 11 days, compared to September's 96 mm (3.8 in) over 10 days. Additionally, humidity is higher in April at 85%, while September's humidity sits at a lower 68%. For more insights on weather specifics, you can visit Bao'an weather in April.

When comparing the weather in September and May, notable differences emerge in both temperature and precipitation levels. September typically experiences a minimum temperature of 17°C (63°F) and an average of 26°C (78°F), with highs reaching up to 37°C (99°F). In contrast, May has slightly cooler temperatures, with a minimum of 13°C (56°F) and an average of 23°C (74°F), peaking at 35°C (95°F). Additionally, May receives more precipitation, totaling 185 mm (7.3 in) across 14 days, whereas September sees 96 mm (3.8 in) over 10 days. The humidity levels are also higher in May at 82%, compared to 68% in September. For more detailed information, you can visit Bao'an weather in May.

When comparing the weather in September and June, we observe some key differences that distinguish these two months. September tends to be slightly warmer, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 37°C (99°F), while June has a slightly higher average of 27°C (80°F) with temperatures peaking at 36°C (97°F) and a minimum of 18°C (64°F). Precipitation is notably higher in June, with 212 mm (8.4 in) falling over 15 days compared to September's 96 mm (3.8 in) over just 10 days. Additionally, June exhibits higher humidity levels at 83%, while September's humidity is relatively lower at 68%. For a detailed look at June weather in the region, you can visit Bao'an weather in June.

In July, temperatures are generally warmer, with a minimum of 22°C (72°F) and an average of 29°C (85°F), peaking at 39°C (102°F). This month also experiences significantly higher precipitation, with 294 mm (11.6 in) over about 15 days and a humidity level of 87%. In contrast, September sees cooler temperatures, with a minimum of 17°C (63°F) and an average of 26°C (78°F), reaching a maximum of 37°C (99°F). Additionally, September has lower rainfall, totaling 96 mm (3.8 in) over 10 days, and a reduced humidity of 68%. For more detailed insights, you can refer to Bao'an weather in July.

In comparing the weather between August and September, it is evident that September tends to be slightly cooler and less humid. September experiences a minimum temperature of 17°C, an average of 26°C, and a maximum of 37°C, while August's temperatures are higher, with a minimum of 21°C, an average of 30°C, and a peak of 38°C. Additionally, September sees a reduction in precipitation to 96 mm over 10 days compared to August's 154 mm over 13 days. The humidity also drops from 83% in August to 68% in September, making September feel more comfortable. For more detailed insights, check out Bao'an weather in August.

In September, the weather is typically warm, with average temperatures reaching a high of 26°C (78°F) and peaking at 37°C (99°F). The month sees considerable precipitation, totaling 96 mm (3.8 in) over about 10 days, accompanied by humidity levels around 68%. In contrast, October brings a noticeable cool-down, featuring an average temperature of 19°C (66°F), with lows dropping to 9°C (49°F) and highs reaching 35°C (96°F). This month experiences less rainfall, accumulating around 50 mm (2.0 in) over 7 days, while humidity slightly increases to 72%. For more specific details on the October climate, you can check Bao'an weather in October.

In September, the weather is typically warm and humid, with average temperatures around 26°C (78°F) and highs reaching up to 37°C (99°F). The month experiences considerable rainfall, totaling 96 mm (3.8 in) over approximately 10 days, and humidity levels linger around 68%. In contrast, November brings a significant drop in temperature, with averages around 14°C (57°F) and maximums peaking at 27°C (81°F). The precipitation in November is notably less at 44 mm (1.7 in) over 8 days, but the humidity rises to 83%, giving the air a crisp feel despite the lower temperatures. For a more in-depth look at November's weather, visit Bao'an weather in November.

September and December exhibit stark contrasts in weather conditions. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 37°C (99°F), with an average temperature of 26°C (78°F). The month is marked by significant rainfall, accumulating 96 mm (3.8 in) over about 10 days, and a humidity level of 68%. In contrast, December experiences a much cooler climate, with temperatures dipping down to -3°C (28°F) at night and reaching an average of 7°C (46°F), peaking at 18°C (66°F). Precipitation is notably lower at 33 mm (1.3 in) across 6 days, and the humidity rises slightly to 79%. For a closer look at the December climate specifics, check out Bao'an weather in December.

Compare Bao'an's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Bao'an

In September, Bao'an experiences a notable transition in weather, shifting from the intense heat of summer to a more moderate climate. With average temperatures resting comfortably at 26°C (78°F), this month marks a respite from the scorching peaks of 37°C (99°F) typically reached in August. Meanwhile, the increased precipitation—accruing 96 mm (3.8 in) over about 10 days—adds a refreshing element to the air, complemented by a humidity level hovering around 68%. This balance of warmth and moisture, combined with the gradual arrival of cooler evenings, makes September a pivotal time for both locals and visitors. For a deeper dive into the seasonal patterns that define this vibrant region, explore Bao'an Climate.