Last updated: August 21, 2025
In Zhongshan, China, September brings a warm and humid climate, with average temperatures hovering around 29°C (84°F). The month can see maximum highs reaching 35°C (95°F), while nighttime temperatures rarely dip below 23°C (74°F). As the season transitions, residents and visitors alike should prepare for a significant amount of rainfall, with approximately 225 mm (8.8 in) recorded over 22 days. This high humidity level of 75% can make the air feel warmer, adding to the tropical ambiance of the area. Whether you're exploring the lush landscapes or engaging in local festivities, September's weather is a blend of warmth and moisture, typical of this vibrant region.
In Zhongshan, China, September marks the transition from the sweltering summer heat to a more temperate autumn. During this month, temperatures range from a comfortable 23°C (74°F) at night to a warm 35°C (95°F) during the day, with an average of 29°C (84°F) that invites outdoor activities and exploration. This slight dip in nighttime temperatures compared to the peak of summer provides a refreshing respite, signaling the beginning of the gradual cooling trend that will continue into October. As the month progresses, the weather balances warmth and comfort, making September an ideal time to experience the vibrant culture and natural beauty of Zhongshan.
In September, Zhongshan experiences significant precipitation, with 225 mm (8.8 in) of rain typically recorded over 22 days. This marks a continuation of the heavy rainfall pattern established during the late summer months, with August leading the charge at a staggering 352 mm. The transition from the sweltering heat of summer shows a gradual decrease in precipitation into the autumn months, as the region prepares for October’s relatively drier spell. Overall, September's rainfall hits a sweet spot—still substantial, but slightly less than the peak of August, signaling that the city is moving toward more temperate weather while maintaining its lush, vibrant scenery.
September in Zhongshan, China, marks a notable shift in humidity as the summer months transition to fall. With an average humidity of 75%, September experiences a decrease from the sweltering peaks of 88% reached in both July and August. This gradual dip reflects a slight coolness in the air, providing a welcome respite from the intense summer heat. As humidity levels drop to align more closely with the early months of the year, where averages hover around 64% to 71%, September offers a balance that hints at the refreshing autumn to come, setting the stage for subsequent months with even lower humidity levels.
In September, Zhongshan experiences a UV Index of 11, categorizing it as extreme, with a burn time of just 10 minutes. This marks a slight decline from the peak UV levels earlier in the summer months, yet it still demands caution for anyone venturing outdoors. The trend throughout the year indicates that exposure risks remain high as the spring and summer months see UV Index ratings soar to 12 and 14, emphasizing the need for effective sun protection. As the seasons transition into autumn, while the intensity of UV radiation eases slightly, vigilance remains crucial. For more detailed information on safety precautions and daily UV levels, visit Zhongshan UV Index.
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As September arrives in Zhongshan, China, residents can revel in an impressive 287 hours of delightful sunshine, marking a continuation of the vibrant summer days. This month reflects a slight dip from the peak of 318 hours in July but still maintains a robust count characteristic of late summer's warmth. Following a trend from the earlier months, September offers more sunlight than both October and November, positioning it among the sunniest periods of the year. With May showing the highest sunshine at 298 hours, it's evident that the months leading up to autumn are generous with sunlight, promising plenty of opportunities for outdoor enjoyment before the cooler days set in.
In September, Zhongshan, China experiences a notably improved chance of sunny weather, with a 43% likelihood of sunshine compared to the summer months, which are characterized by significantly lower percentages. Following the sweltering days of July and August, where the chances plummet to just 31% and 14%, respectively, September marks a shift toward more comfortable and brighter days. This trend continues into October, which sees a slight decrease to 35%, indicating a transition into the more favorable autumn weather. Overall, September stands out as a month where residents and visitors alike can anticipate a delightful blend of warmth and sunshine, making it a promising time to enjoy outdoor activities in Zhongshan.
In Zhongshan, China, the daylight duration in September offers a gentle transition as summer begins to fade. With 12 hours of daylight, September mirrors both April and August, showcasing a seasonal balance after the sun-soaked months of June and July, which each enjoy a peak of 13 hours. This steady light provides an ideal backdrop for outdoor activities, as the days gradually shorten into October. Observing this trend, we see a rhythmic pattern where longer days in the spring and summer give way to a soft decline in light, preparing the region for the chillier months ahead. Overall, September stands as a harmonious midpoint in Zhongshan’s yearly daylight cycle, inviting a blend of lingering warmth and the promise of autumn.
As September arrives in Zhongshan, China, the winds begin to whisper a softer tune, with an average speed of just 1.9 m/s (4 mph), marking a notable dip from the more lively gusts of earlier months. This transition mirrors the fading embrace of summer, as the winds gradually lose their vigor compared to the more robust breezes of July and August. Despite this gentle lull, the winds are set to awaken with more energy as October approaches, bouncing back to 4.1 m/s (9 mph). It's a time when the atmosphere shifts, inviting a refreshing change that hints at the autumnal breezes ahead, showcasing the dynamic rhythm of wind patterns in this vibrant region.
Weather in Zhongshan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Zhongshan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September is characterized by warm temperatures, with daily averages reaching around 29°C (84°F) and highs soaring up to 35°C (95°F), making it feel quite hot and humid. During this month, the region experiences significant rainfall, with around 225 mm (8.8 in) spread over 22 days, leading to a high humidity level of 75%. In stark contrast, January presents a much cooler climate, where minimum temperatures drop to 6°C (42°F) and average around 17°C (62°F), with maximums only reaching 27°C (81°F). Despite the cooler temperatures, January is significantly drier, with only 19 mm (0.7 in) of precipitation across just 2 days, resulting in a lower humidity level of 64%. For more detailed information, visit Zhongshan weather in January.
September and February present stark contrasts in weather. September typically sees higher temperatures, ranging from a minimum of 23°C (74°F) to a maximum of 35°C (95°F) with an average of 29°C (84°F). It is also a month characterized by significant rainfall, with 225 mm (8.8 in) of precipitation spread over 22 days, resulting in high humidity levels of 75%. In contrast, February offers a much cooler climate, with temperatures ranging from a chilly 5°C (42°F) to a pleasant 28°C (82°F), and an average of 17°C (63°F). Precipitation is considerably lower in February, totaling just 49 mm (1.9 in) over 6 days, along with a slight decrease in humidity to 68%. For more information on February weather, check out Zhongshan weather in February.
In September, the weather is notably warmer, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 35°C (95°F), making it quite hot and humid with an average humidity of 75%. In contrast, March experiences significantly cooler temperatures, with a minimum of 11°C (52°F) and an average maximum of 31°C (88°F). Additionally, March sees considerably less rainfall, totaling 73 mm (2.9 in) over 13 days, compared to September's high precipitation of 225 mm (8.8 in) across 22 days. For more detailed information, you can check Zhongshan weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 35°C (95°F), with an average of 29°C (84°F). The month is notably humid at 75%, often experiencing heavy rainfall, totaling 225 mm (8.8 in) over 22 days. In contrast, April enjoys milder conditions, with temperatures ranging from a cooler minimum of 13°C (56°F) to a maximum of 32°C (90°F), and an average temperature of 23°C (74°F). April also has less precipitation, with 121 mm (4.8 in) over 13 days, and lower humidity at 71%. For more details, visit Zhongshan weather in April.
September and May present distinct weather patterns, with September being notably warmer and more humid. In September, temperatures range from a minimum of 23°C (74°F) to a maximum of 35°C (95°F), averaging around 29°C (84°F). This month also experiences significant rainfall, with 225 mm (8.8 in) of precipitation spread over 22 days. In contrast, May offers slightly cooler conditions, with temperatures ranging from 16°C (61°F) to 35°C (96°F) and an average of 27°C (81°F). Rainfall in May totals 187 mm (7.4 in) over 20 days, with slightly higher humidity at 79%. For a closer look at May's weather specifics, you can refer to Zhongshan weather in May.
When comparing the weather in September to that of June, both months experience similar temperature ranges, with average highs reaching up to 35°C (95°F) and average temperatures hovering around 29°C (84°F to 85°F). However, June tends to be slightly warmer at night, with minimum temperatures of 24°C (76°F), compared to September's 23°C (74°F). Rainfall is notably heavier in June, with total precipitation of 305 mm (12.0 in) over 22 days, compared to September's 225 mm (8.8 in) under the same number of rainy days. Additionally, humidity levels are marginally higher in June at 77%, versus 75% in September. For more detailed insights into June weather, you can check Zhongshan weather in June.
When comparing the weather in September and July, notable differences emerge in both temperature and humidity levels. In September, the minimum temperature is slightly lower at 23°C (74°F), while the average temperature remains similar at 29°C (84°F), peaking at a maximum of 35°C (95°F). Conversely, July experiences higher temperatures, with a minimum of 25°C (77°F) and a maximum of 37°C (98°F). Precipitation is also a factor, as September sees more rain with 225 mm (8.8 in) over 22 days, compared to July's 204 mm (8.0 in) across 24 days. Humidity levels are higher in July at 88%, compared to September's 75%. For a detailed look at July weather, you can visit Zhongshan weather in July.
When comparing the weather in September and August, September tends to be slightly cooler with a minimum temperature of 23°C (74°F) and a maximum of 35°C (95°F), whereas August sees higher temperatures with a minimum of 25°C (77°F) and a maximum that can reach up to 37°C (99°F). Both months average around 29°C (84°F for September and 85°F for August), but September experiences more rainfall, with 225 mm (8.8 in) falling over 22 days, compared to August's 352 mm (13.9 in) over 26 days. Additionally, humidity levels in September average 75%, which is noticeably lower than August's higher levels of 88%. For more details, you can explore Zhongshan weather in August.
In September, the weather is notably warmer, with average temperatures peaking at 29°C (84°F) and high humidity levels of 75%. The month sees considerable rainfall, with 225 mm (8.8 in) falling over 22 days. In contrast, October brings a welcome shift, as temperatures drop to an average of 25°C (78°F), with a minimum of 16°C (61°F) and a maximum of 34°C (94°F). Precipitation decreases significantly to 143 mm (5.6 in), occurring over just 10 days, and humidity dips to 65%. This transition marks a shift towards cooler and drier conditions, making October a more comfortable month overall. For more details, you can check out Zhongshan weather in October.
In September, the weather is typically hot and humid, with temperatures ranging from a minimum of 23°C (74°F) to a scorching maximum of 35°C (95°F) and an average of 29°C (84°F). The month sees significant rainfall, with 225 mm (8.8 in) spread over 22 days, contributing to a high humidity level of 75%. In contrast, November brings a much cooler and drier climate, with daily temperatures dropping to a minimum of 14°C (57°F) and a maximum of 30°C (87°F), averaging around 22°C (72°F). Precipitation is significantly reduced to just 27 mm (1.1 in) over 5 days, and humidity decreases to 64%. For more detailed information on November weather, you can visit Zhongshan weather in November.
In September, the weather is notably warmer and more humid, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 35°C (95°F). This month experiences significant rainfall, averaging 225 mm (8.8 in) across 22 days, leading to high humidity levels of around 75%. In contrast, December brings a much cooler climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 28°C (83°F) and an average of 17°C (64°F). Precipitation drops dramatically to just 20 mm (0.8 in) over three days, and humidity decreases to 69%. For more details, check out Zhongshan weather in December.
As September rolls in, Zhongshan experiences a notable shift in weather, characterized by warm temperatures that can reach a sizzling 35°C (95°F). The average feels quite comfortable at around 29°C (84°F), but the humidity often makes the air feel heavier, averaging about 75%. Unlike the drier months, September sees frequent rain, with 22 days of precipitation and a total of 225 mm (8.8 in) of rainfall, marking it as one of the wetter periods in the year. This combination of high humidity and rainfall creates a lush environment, setting September apart from other months with its vibrant greenery and moist atmosphere. For a deeper dive into what to expect throughout the year, visit Zhongshan Climate.