September Weather in Taoyan, China

Last updated: August 21, 2025

September in Taoyan, China, presents a unique blend of crisp autumn air and frequent rainfall. With a maximum temperature reaching a comfortable 23°C (74°F) and an average of 11°C (52°F), the month marks the transition into cooler days. Nighttime temperatures can drop to a chilly 0°C (32°F), making warm clothing essential for evening outings. Rainfall is prominent, with 118 mm (4.6 inches) recorded over 19 days, creating a lush, vibrant landscape. The high humidity level at 87% adds to the atmospheric richness, making September a truly captivating time to experience the natural beauty of Taoyan.

September Temperature in Taoyan

In September, temperatures in Taoyan, China start to show the first signs of autumn, with minimums dipping to 0°C (32°F) and an average settling at a cool 11°C (52°F). This transition is marked by a pleasant maximum temperature of 23°C (74°F), offering a comfortable balance that tempts residents and visitors outdoors. Compared to the warmer summer months, September heralds a refreshing change, as the heat begins to wane and the crispness of fall subtly creeps in. This month reflects a clear trend towards cooler temperatures, setting the stage for the winter chill that follows in the coming months.

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

The chart illustrates September temperature patterns in Taoyan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Taoyan, 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).
JanFebMarAprMayJunJulAugSepOctNovDec162132414955605852412816
Data source: Temperature data for Taoyan 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 Taoyan

In September, Taoyuan experiences a notable peak in precipitation, receiving 118 mm (4.6 in) over 19 days of rain, marking it as one of the wettest months of the year. This uptick follows the preceding months of August and July, characterized by substantial rainfall, reinforcing the trend of a rainy summer transitioning into early autumn. With September's precipitation being slightly less than the previous month but still significant, it underscores the region's sustained wet conditions during this time. As the city moves towards October, a decline in rainfall is expected, hinting at the gradual shift towards drier months ahead, yet the lingering humidity from September often keeps the atmosphere vibrant and lush.

September Precipitation Trends in Taoyan

The chart displays monthly precipitation patterns in Taoyan, 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 Taoyan, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec14173271102111101137118942912
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Taoyan

In September, Taoyuan, China, experiences a noticeable rise in humidity, peaking at 87%. This increase marks a gradual trend seen throughout the warmer months, starting from a more moderate 78% in May and climbing steadily through the summer. The humidity peaks in September and continues to hover high into October at 88%, reflecting a transitional phase before the drop in late autumn. Such elevated moisture levels contribute to a sultry atmosphere, characteristic of the region during this time, and set the stage for cooler, yet still humid, conditions in the following months. As the year closes, the humidity begins to stabilize, indicating a shift towards the drier winter months.

September Average Humidity in Taoyan

This chart illustrates the average monthly humidity levels in Taoyan, 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 Taoyan is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%85%85%83%78%80%82%86%87%88%86%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Taoyan

In September, Taoyuan, China, experiences a significant UV Index of 12, falling into the extreme exposure category, with a burn time of just 10 minutes. This level of UV radiation follows a summer of consistently high readings, particularly in May through August, where the UV Index peaked at 14. As the seasons transition into autumn, September's index slightly decreases but remains dangerously high, urging residents and visitors alike to take necessary precautions against sun exposure. The patterns observed throughout the year indicate that while January and December offer a moderate UV Index of 4, the peak months from April to August demand heightened awareness. For detailed information about staying safe in the sun, visit Taoyan UV Index.

Maximum UV Index Levels in Taoyan for September

The chart shows the monthly maximum UV Index (UVI) for Taoyan 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 Taoyan typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479131414141312964
Data source: Taoyan 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 Taoyan

September in Taoyuan, China, brings a delightful transition from the intense summer sunshine, with the city enjoying 254 hours of daylight. While this marks a decline from the peak of 335 hours in July, it's noteworthy that September still offers a generous amount of sun compared to earlier months such as January and February. This month’s sunshine sets the stage for the gentle shift into autumn, with daylight hours beginning to taper off. Overall, the trend shows a gradual decrease as the year progresses, with October further reducing the sunny moments to 242 hours. Despite this decline, September remains a vibrant time in Taoyuan, perfect for outdoor activities, basking in the last warm rays before winter approaches.

Monthly Sunshine Duration in Taoyan: September Highlighted

The September sunshine duration represents the total number of hours Taoyan 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.
JanFebMarAprMayJunJulAugSepOctNovDec223h274h302h280h322h296h335h306h254h242h261h278h
Data source: Taoyan September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Taoyan During September

In September, Taoyuan, China, experiences a 36% chance of sunny weather, suggesting a moderate likelihood for sun-lovers to enjoy some outdoor activities. As summer transitions into fall, this percentage is slightly higher than the rainy months of June and August but lower than the sunnier spells seen in November and February. Interestingly, while September offers a promising break from the relentless summer heat, the patterns suggest that the sun is already preparing to retreat as autumn sets in, with the chance of sunny days dropping significantly in October to 24%. This trend emphasizes the importance of savoring the remaining sunny days of September before the clouds close in for the season.

Percentage of Sunny Days in September in Taoyan

The chart illustrates the percentage of sunny days in Taoyan 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 Taoyan experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec42%53%34%25%29%19%50%29%36%24%63%52%
Data source: Taoyan September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Taoyan in September

As summer gracefully fades into autumn, September in Taoyuan, China, witnesses a decline in daylight, offering approximately 12 hours of sunlight each day. This transition marks a gradual shift from the longest days of June and July, when the sun graced the sky for up to 14 hours, to the shorter days that characterize the end of the year. Following the vibrant months of May through August, where daylight peaked at 13 to 14 hours, September serves as a reminder of nature's rhythm, leading into October's even shorter 11 hours of light. This gradual reduction not only signals the changing seasons but also invites residents and visitors to relish the warm hues of early autumn before the daylight continues to dwindle into the winter months.

Average Daylight Hours in Taoyan for September

The chart illustrates the variation in daylight duration in Taoyan throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 6m10h 55m11h 58m13h 3m13h 58m14h 25m14h 11m13h 23m12h 21m11h 16m10h 20m9h 51m
Data source: Taoyan daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Taoyan

In September, the wind in Taoyan, China, gently whispers at an average speed of 1.8 m/s (4 mph), maintaining a consistent calm that has become characteristic of the month. This slight uptick from the summer lows of 1.7 m/s underscores a subtle shift as the region transitions toward autumn. Throughout the year, wind speeds in Taoyan generally hover around the 1.8 m/s mark, with January and November experiencing similar breezes. Notably, the spring months exhibit a slight increase, with winds reaching up to 2.1 m/s in both March and April, hinting at a seasonal vivacity that diminishes as the year wanes. Overall, September exemplifies this steady trend, enveloping the landscape in a tranquil embrace ahead of the cooler months.

Average September Wind Speed in Taoyan

The chart displays monthly wind speed patterns in Taoyan, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.82.12.12.12.01.81.81.71.8 m/s1.71.81.6
Data source: Taoyan September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Taoyan Compares to Other Months

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

September and January present stark contrasts in weather. In September, temperatures range from a chilly 0°C (32°F) to a warm 23°C (74°F), with an average of 11°C (52°F). This month is characterized by significant precipitation, totaling 118 mm (4.6 in) over 19 days, and a high humidity level of 87%. In contrast, January experiences much harsher conditions, with temperatures plummeting to a minimum of -28°C (-18°F) and an average of -9°C (16°F), peaking at just 9°C (48°F). Precipitation is minimal in January, at only 14 mm (0.5 in) across 5 days, with a lower humidity of 81%. For more details on the weather during this cold month, check out Taoyan weather in January.

September and February present strikingly different weather conditions. In September, temperatures range from a chilly 0°C (32°F) at night to a pleasant 23°C (74°F) during the day, accompanied by 118 mm (4.6 in) of precipitation over 19 days, leading to a humid atmosphere with an average humidity of 87%. In contrast, February features much colder conditions, with temperatures dipping to -24°C (-12°F) at night and reaching a maximum of 15°C (59°F) during the day. Precipitation is significantly lower at just 17 mm (0.7 in) across only 5 days, and humidity sits at a slightly lower 85%. For more details, check out Taoyan weather in February.

In comparing the weather of September and March, notable differences emerge. September experiences milder temperatures, with a minimum of 0°C and an average of 11°C, reaching a comfortable maximum of 23°C. Conversely, March features colder conditions, beginning with a minimum temperature of -20°C and averaging around 0°C, though it can still peak at 20°C. Precipitation levels also vary significantly; September sees about 118 mm over 19 days, while March has only 32 mm spread across 9 days, reflecting a much drier environment. Both months maintain high humidity levels, with September slightly higher at 87% compared to March's 85%. For more detailed insights, you can explore the climate specifics at Taoyan weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a minimum of 0°C (32°F) to a maximum of 23°C (74°F), with an average of 11°C (52°F). The month experiences higher precipitation at 118 mm (4.6 in) over 19 days, alongside relatively high humidity at 87%. In contrast, April sees cooler temperatures, with a minimum of -14°C (7°F) and an average of 5°C (41°F), peaking at 23°C (73°F). Precipitation is notably lower in April, recorded at 71 mm (2.8 in) over 14 days, with slightly lower humidity levels at 83%. For more details about the weather trends in April, you can check Taoyan weather in April.

In comparing the weather between September and May, we observe distinct differences in temperature and humidity. September typically features a minimum temperature of 0°C (32°F) and an average of 11°C (52°F), reaching a maximum of 23°C (74°F), while May presents slightly cooler conditions with a minimum of -5°C (23°F) and an average of 9°C (49°F), peaking at 24°C (75°F). Additionally, September experiences higher precipitation, with 118 mm (4.6 in) spread over 19 days and a humidity level of 87%, compared to May's 102 mm (4.0 in) over 16 days and 78% humidity. For more detailed insights into the weather patterns, you can check Taoyan weather in May.

In comparing the weather between September and June, both months exhibit similar maximum temperatures, peaking at around 23°C (73°F). However, September is generally cooler with an average temperature of 11°C (52°F) compared to June's 13°C (55°F). September also has a higher level of precipitation, seeing 118 mm (4.6 in) over 19 days, compared to June's 111 mm (4.4 in) over the same number of days. Additionally, the humidity in September is notably higher at 87%, while June maintains a slightly lower humidity level of 80%. For more detailed information on June's weather, you can check Taoyan weather in June.

Comparing the weather of September and July reveals some noticeable differences. In September, the temperatures range from a chilly 0°C (32°F) at night to a comfortable maximum of 23°C (74°F) during the day, with an average of 11°C (52°F). This month also sees higher precipitation, totaling 118 mm (4.6 in) over 19 days, and humidity levels are at a relatively high 87%. On the other hand, July boasts a warmer temperature range, with nighttime lows around 5°C (41°F) and daytime highs reaching up to 28°C (83°F), resulting in an average of 15°C (60°F). Precipitation in July is slightly lower at 101 mm (4.0 in) over 14 days, with humidity at 82%. For a detailed look at July’s conditions, check out Taoyan weather in July.

In comparing the weather of September and August, September experiences cooler temperatures with a minimum of 0°C (32°F) and an average of 11°C (52°F), while August has a milder minimum of 4°C (39°F) and an average of 15°C (58°F). The maximum temperature also tends to be slightly higher in August, reaching up to 26°C (79°F) compared to September's 23°C (74°F). Precipitation is slightly more abundant in September, with 118 mm (4.6 in) over 19 days, while August sees 136 mm (5.4 in) of rain across 17 days. Humidity levels are similar, hovering around 87% in September and 86% in August. For more detailed insights into August weather, you can refer to Taoyan weather in August.

The weather in September is characterized by milder temperatures, with a minimum of 0°C (32°F) and an average of 11°C (52°F), reaching a maximum of 23°C (74°F). In contrast, October sees a notable drop in average temperatures, with a minimum of -13°C (9°F) and an average of 5°C (42°F), while the maximum remains similar at 22°C (71°F). Although both months experience considerable precipitation—118 mm (4.6 in) in September compared to 94 mm (3.7 in) in October—the number of rainy days is slightly lower in October at 18 days versus 19 days in September. The humidity remains high throughout both months, at 87% for September and 88% for October, contributing to a damp, cool atmosphere. For more detailed insights, you can check Taoyan weather in October.

In September, the weather is considerably milder with temperatures ranging from a minimum of 0°C (32°F) to a maximum of 23°C (74°F), averaging around 11°C (52°F). This month experiences a significant amount of precipitation, averaging 118 mm (4.6 in) over 19 days, coupled with high humidity levels at 87%. In contrast, November exhibits a much colder climate, featuring minimum temperatures that plummet to -23°C (-8°F) and an average of -2°C (28°F), with maximums reaching up to 18°C (64°F). Precipitation is much lower in November, at 29 mm (1.1 in) over just 8 days, while humidity remains similar at 86%. For more detailed insights, you can explore Taoyan weather in November.

In comparing the weather of September and December, notable differences emerge. September boasts a temperature range with a minimum of 0°C (32°F), averaging 11°C (52°F), and peaking at 23°C (74°F). The month is also characterized by significant precipitation, totaling 118 mm (4.6 in) over 19 days and high humidity at 87%. In stark contrast, December presents a much colder climate, with temperatures plummeting to a minimum of -27°C (-16°F) and averaging -9°C (17°F), reaching a maximum of only 9°C (48°F). Precipitation decreases substantially to 12 mm (0.5 in) over just 3 days, and humidity levels drop to 78%. For more details on the December climate, you can visit Taoyan weather in December.

Compare Taoyan's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Taoyan

September in Taoyan presents a notable shift in weather compared to the hotter summer months, characterized by cooler temperatures and significantly increased rainfall. With an average temperature of 11°C, the month feels much more refreshing, allowing residents and visitors to enjoy outdoor activities without the oppressive heat. However, this month also brings a higher number of rainy days, contributing to the notable 87% humidity that can make the air feel denser. As the region transitions into autumn, expect more frequent rain showers, which, while refreshing, can also lead to overcast days. For a deeper look into Taoyan's climate and how it varies throughout the year, explore Taoyan Climate.