Last updated: August 21, 2025
September in Taihu, China, presents a blend of warm temperatures and notable humidity, offering an average temperature around 22°C (72°F). The month can peak at a maximum of 35°C (96°F), while dipping to a cooler 11°C (51°F) at night. Visitors can expect approximately 60 mm (2.4 in) of rainfall spread over 6 days, contributing to the 66% humidity that characterizes this transitional period. Overall, September serves as a vibrant precursor to autumn, where warm days and cooler nights create a pleasant climate for outdoor exploration.
September in Taihu, China, presents a delightful transition from summer to autumn, showcasing mild temperatures that invite outdoor exploration. With nighttime lows averaging 11°C (51°F) and daily highs reaching up to 35°C (96°F), the month strikes a balance between warmth and comfort. The average temperature hovers around 22°C (72°F), making it an ideal time for enjoying the area's beautiful landscapes. As September unfolds, there's a noticeable cooling trend from the sweltering heat of August, where extremes hit 40°C (105°F). This gradual decline prepares residents and visitors for the crisp autumn days ahead, enhancing the charm of Taihu's scenic charm during this period.
In September, Taihu experiences a notable dip in precipitation compared to the summer months, with 60 mm (2.4 in) of rain falling over six days. This marks a significant reduction from the intense rainfall of July and August, which brought 226 mm and 163 mm, respectively. The transition into autumn sees a shift in precipitation patterns, as the cumulative rainfall during September suggests a decrease in frequency and intensity. This shift not only signals the end of the summer monsoon season but also paves the way for drier months ahead, as the region prepares for the cooler, less humid conditions of October and November.
As summer transitions into autumn, September in Taihu, China experiences a noticeable dip in humidity, settling at 66% after the peak of 78% in July and August. This reduction marks a shift in the climate, as the region begins to move away from the high moisture levels typical of the summer months. Interestingly, the humidity in September is significantly higher than the earlier months of the year, hovering around 40% to 58% from January to May. However, as the year progresses into October, humidity levels are expected to rise again to 70%, suggesting that the dance of seasonal humidity is far from over as it fluctuates with the changing weather conditions. Overall, September stands as a pivotal month, balancing humidity levels that hint at the impending cooler months while still holding onto some of summer's warmth.
As the summer heat begins to fade, September in Taihu, China sees a significant shift in the UV Index, dropping to 7, which falls into the high exposure category. This means that while the risk of harm from unprotected sun exposure remains elevated, it's less extreme than the scorching summer months, where indices peaked at 10 in July. With a burn time of just 25 minutes under this index, it’s essential to remain sun-smart as the days become shorter and the weather cooler. The gradual decline from the intense UV levels of May through August indicates a transition towards more moderate conditions as autumn approaches. For an in-depth look at UV levels throughout the year, check out Taihu UV Index.
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September in Taihu, China, bids farewell to summer with 283 hours of sunshine, painting a vivid transition into autumn. As the warm days of July and August fade, sunlight levels remain relatively high, albeit slightly lower than the peak summer months. This month showcases a noticeable drop from 327 hours in May to 283 hours in September, reflecting the gradual shortening of daylight. Nevertheless, the sunshine in September still outshines the colder months that follow, particularly October with its 257 hours. This trend underscores the lingering warmth of summer, inviting residents and visitors alike to enjoy the crisp air and scenic beauty of Taihu before the chill sets in.
In Taihu, China, the likelihood of sunny weather shows an intriguing trend as the seasons transition. While January boasts an impressive 80% chance of sun, this sunny disposition wanes through the summer months, dropping to 31% in July. By September, the chances slightly rebound to 44%, offering a glimpse of brightness as the oppressive heat of summer subsides. This gradual increase continues into October when the likelihood rises to 58%, highlighting that while September may not be the sunniest of months, it marks the beginning of a more favorable pattern as autumn approaches.
In Taihu, China, September marks a gentle transition as daylight hours begin to wane, offering 12 hours of sunlight. This gradual decrease follows a peak during the summer months of June and July, where the days stretch to a generous 14 hours. As autumn approaches, the gradual shift from summer's long days to winter's shorter ones becomes evident, with daylight durations dipping from 13 hours in August to 12 hours in September. This pattern reflects a rhythmic cycle of nature, highlighting the diminishing daylight as the year marches towards November and December, where the daylight shrinks back to just 9 hours. Thus, September serves as a beautiful reminder of the changing seasons, blending the warmth of summer with the crispness of fall.
As summer fades, September winds in Taihu begin to pick up a gentle pace, averaging 2.2 m/s (5 mph). This slight increase from the summer lows reflects a subtle transition in the season, as the winds shift from the languid breezes of August, which dipped to 1.9 m/s (4 mph). Throughout the year, Taihu experiences its highest winds in late spring, peaking at 3.6 m/s (8 mph) in May, before gradually tapering off during the hotter months. September's breeze signals the onset of autumn, hinting at cooler temperatures and inviting outdoor adventures amidst the beautiful landscapes. With the wind dynamics shifting post-summer, September serves as a delightful bridge towards the refreshing chill of fall.
Weather in Taihu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Taihu, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present starkly contrasting weather conditions. In September, temperatures range from a comfortable minimum of 11°C (51°F) to a scorching maximum of 35°C (96°F), accompanied by an average temperature of 22°C (72°F). This month also experiences 60 mm (2.4 in) of precipitation over six days, with a humidity level of 66%, making it feel quite warm and humid. In contrast, January brings frigid temperatures, with a minimum of -19°C (-2°F) and an average of -3°C (26°F), peaking at just 11°C (52°F). Notably, January has minimal precipitation at only 1 mm (0.0 in) and experiences no rainy days, resulting in a much drier atmosphere with a humidity of 40%. For more details, you can check Taihu weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a mild 11°C (51°F) at night to a hot 35°C (96°F) during the day, with an average of 22°C (72°F). The month experiences moderate rainfall, totaling 60 mm (2.4 in) over about six days, and humidity is relatively high at 66%. In contrast, February features much colder temperatures, with nighttime lows plummeting to -12°C (10°F) and daytime highs reaching only 22°C (73°F), averaging around 0°C (32°F). Precipitation is minimal at just 6 mm (0.2 in) over one day, and the humidity level drops significantly to 41%. For more detailed insights into February weather, you can visit Taihu weather in February.
In comparing the weather between September and March, there's a stark contrast in temperature and conditions. September boasts a warm average temperature of 22°C (72°F), with maximum highs reaching up to 35°C (96°F) and a relatively higher humidity level of 66%. However, it also experiences about 60 mm (2.4 in) of precipitation spread across approximately 6 days.
In contrast, March is significantly cooler, with an average temperature of only 8°C (47°F), minimums dropping to -6°C (22°F), and maximums capping at 29°C (84°F). Precipitation is much lower in March, totaling just 15 mm (0.6 in) over 3 days, and the humidity level is also reduced to 48%. For more details on the specific weather conditions in March, you can check Taihu weather in March.
In comparing the weather of September and April, September typically enjoys warmer conditions with average temperatures around 22°C (72°F) and a maximum reaching up to 35°C (96°F). This month also sees higher precipitation levels at 60 mm (2.4 in) over about 6 days, alongside a humidity level of 66%. In contrast, April features cooler temperatures, with an average of 16°C (61°F) and a maximum of 34°C (94°F). Precipitation in April is notably lower, totaling 23 mm (0.9 in) and occurring over just 2 days, along with a slightly lower humidity of 61%. For more details on the April weather, you can check Taihu weather in April.
In comparing the weather between September and May, we find both months exhibiting warm average temperatures around 22°C (72°F) and 22°C (73°F), respectively. However, September tends to experience higher maximum temperatures, reaching up to 35°C (96°F), while May can soar even higher with a maximum of 39°C (102°F). Precipitation is more frequent in September, with about 60 mm (2.4 in) over 6 days, compared to May’s lighter 25 mm (1.0 in) across just 4 days. Additionally, September's humidity is slightly elevated at 66%, compared to May's 58%. For more detailed insights into May weather, you can refer to Taihu weather in May.
In comparing the weather between September and June, September shows a slightly cooler temperature range, with a minimum of 11°C and an average of 22°C, whereas June has a minimum of 12°C and a significantly higher average of 27°C. June experiences peak temperatures reaching up to 40°C, making it much hotter than September's maximum of 35°C. While both months see around six days of precipitation, September has a slightly higher rainfall total of 60 mm compared to June's 54 mm. The humidity levels are comparable, with September at 66% and June at 64%. For more detailed insights into June weather, you can visit Taihu weather in June.
In comparing the weather of September and July, it is clear that July experiences significantly warmer temperatures, with an average of 28°C (82°F) and maximums reaching up to 40°C (104°F), compared to September's average of 22°C (72°F) and maximums of 35°C (96°F). Additionally, July is characterized by much higher humidity levels at 78% and more frequent rainfall, with 226 mm (8.9 in) falling over 16 days, compared to September's 60 mm (2.4 in) over just 6 days. This stark contrast highlights July as a more humid and wetter month, while September offers a more moderate climate. For more detailed information on July weather, you can visit Taihu weather in July.
In comparing the weather between September and August, September tends to be cooler and drier. The average temperature in September is 22°C (72°F), with a maximum of 35°C (96°F) and a minimum of 11°C (51°F), while August boasts a higher average temperature of 26°C (80°F), peaking at 37°C (99°F) and dropping to a minimum of 15°C (60°F). Additionally, September experiences significantly less rainfall, with 60 mm (2.4 in) over 6 days, compared to August’s 163 mm (6.4 in) across 13 days. Humidity levels are also lower in September at 66%, compared to 78% in August, making September a more comfortable month overall. For more detailed information, you can check Taihu weather in August.
In September, temperatures are generally warmer with a minimum of 11°C (51°F) and an average high of 35°C (96°F), contributing to an overall pleasant climate despite experiencing 60 mm (2.4 in) of rainfall over six days. The humidity level is at 66%, offering a warm but somewhat comfortable feel. In contrast, October ushers in cooler weather with minimum temperatures dropping to -1°C (31°F) and an average of 13°C (56°F). While the maximum temperature can reach 32°C (90°F), the month sees less precipitation at 36 mm (1.4 in) over just four days, and humidity increases slightly to 70%. For more detailed information about weather conditions in October, you can check Taihu weather in October.
September and November present a striking contrast in weather conditions. In September, temperatures range from a mild 11°C (51°F) at night to a scorching 35°C (96°F) during the day, with an average temperature of 22°C (72°F). This month also sees a fair amount of precipitation, totaling 60 mm (2.4 in) over 6 days. In contrast, November brings a significant drop in temperature, with nighttime lows plummeting to -9°C (17°F) and daytime highs reaching a maximum of 25°C (77°F), averaging just 5°C (42°F). Additionally, November is drier, with only 16 mm (0.6 in) of rainfall over just 1 day, and a slightly higher humidity level of 68%. For more details on November's weather, check Taihu weather in November.
September and December present strikingly contrasting weather conditions. In September, temperatures are mild to warm, ranging from a minimum of 11°C (51°F) to a maximum of 35°C (96°F), with an average of 22°C (72°F). The humidity stands at 66%, and there's relatively moderate precipitation of 60 mm (2.4 in) over 6 days, making it a month vibrant with the last bursts of summer. In stark contrast, December plunges into winter with a chilling minimum of -14°C (7°F) and an average of -2°C (29°F), peaking at just 12°C (54°F). This month experiences minimal precipitation, only 2 mm (0.1 in) over 1 day, and lower humidity at 51%. For a closer look at the December weather specifics, you can explore Taihu weather in December.
As summer fades in September, Taihu's weather shifts to a more moderate climate, offering a pleasant balance with warm days and cooler nights. The average temperature dips to a comfortable 22°C (72°F), providing a reprieve from the peak heat of previous months. Although September still sees a fair amount of humidity at 66%, it features less precipitation than the summer's torrential rains, with just 60 mm falling over about six days. This transitional month encourages outdoor activities and immerses visitors in the beauty of the changing seasons. To learn more about what to expect throughout the year, visit Taihu Climate.