Last updated: August 21, 2025
In Zhoushan, China, September ushers in a blend of warm temperatures and occasional rainfall. The month experiences a maximum temperature of 35°C (96°F), with an average of 24°C (76°F) and a cooling dip to a minimum of 14°C (58°F). With an average precipitation of 91 mm (3.6 in) spread over 9 days, the humidity levels hover around 72%, creating a humid atmosphere that can surprise visitors. September in Zhoushan is characterized by its dynamic weather, making it a unique time to explore this picturesque coastal region.
In September, Zhoushan experiences a gentle transition from the sweltering summer to the cooler autumn months. With a minimum temperature of 14°C (58°F) and an average of 24°C (76°F), the weather remains pleasantly warm, making it an ideal time for outdoor activities. However, as the month progresses, temperatures peak at a maximum of 35°C (96°F), showcasing a lingering summer warmth. This month marks a notable drop from the scorching July and August, where temperatures often soared above 35°C (95°F). Overall, September offers a perfect blend of warmth and comfort, allowing residents and visitors alike to enjoy the tail end of summer before the cooler months set in.
In September, Zhoushan experiences a notable decrease in precipitation, receiving 91 mm (3.6 in) over 9 days. This marks a shift from the rain-soaked summer months, where July dominated with an impressive 253 mm (10.0 in) across 17 days. Following the summer peak, September's rainfall reflects a transition towards the drier autumn season, yet it's still substantial enough to contribute to the overall water supply before the milder October, which sees only 58 mm (2.3 in) across 6 days. The pattern of decreasing precipitation towards the end of the year suggests that while September retains some late-summer moisture, the trend clearly leans towards lighter rainfall in the months ahead.
In September, Zhoushan, China experiences a noticeable drop in humidity, with levels at 72%, marking a significant decrease from the sweltering heat of the summer months, where humidity peaks at 88% in July. This transition signals the onset of autumn, as the city shifts from the high humidity of peak summer—averaging around 85% in August—to a more temperate feel. The month of September acts as a bridge, where the lingering warmth is accompanied by a breath of fresh air, gradually leading into the wetter and chillier months ahead. This declining trend not only enhances outdoor comfort but also offers a refreshing respite before the autumn humidity begins to climb again in October.
As September unfolds in Zhoushan, China, the UV Index remains at a notable 9, indicating a very high level of sun exposure that requires caution. This marks a transition from the intense extreme levels experienced in the summer months of June through August, where the burn time slipped to just 10 minutes. With September's UV Index still demanding a 15-minute burn time, it’s essential to take protective measures when enjoying the outdoors. As the year progresses towards cooler months, the UV Index will gradually decline, moving to a high of 7 in October. Visitors and locals alike should stay informed by checking the Zhoushan UV Index to ensure they are adequately protected against the sun's rays.
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September in Zhoushan, China, continues the vibrant trend of sunshine hours that peaks during the summer months. With 269 hours of sunny delight, September retains a generous amount of sunlight, marking a slight decline from August’s impressive 306 hours. This month serves as a transition, bridging the warm, sun-soaked days of summer into the cooler fall season. Interestingly, the sunshine hours in September are significantly higher than those during the winter months, showing that even as the seasons change, Zhoushan remains a bright and inviting destination. The overall trend highlights a steady increase in sunshine from January’s relatively low 173 hours to the late summer peak, showcasing the region's appeal for those seeking warmth and light.
In Zhoushan, China, September marks a notable transition in the likelihood of sunny weather, with a 45% chance of clear skies. This contrasts with the sultry summer months, where sunshine dwindles to just 25% in July, gradually recovering as autumn approaches. Interestingly, while September's sun chances remain lower than the earlier months in the year like November and December, they still reflect a significant seasonal upswing. As summer gives way to fall, the shift reveals a growing probability for brighter days ahead, encouraging outdoor activities and exploration of the picturesque landscapes that Zhoushan has to offer.
As summer gracefully transitions into autumn, September in Zhoushan, China experiences a slight reduction in daylight, offering around 12 hours of light each day. This decrease follows the peak summer months of June and July, which bask in 14 hours of sunlight, and reflects a steady decline starting from April, where daylight first begins its ascent. While September retains more light compared to the winter months, such as December with just 9 hours, it hints at the approaching chill and shorter days of the autumn season. The gradual shift highlights the region's vibrant climate, as daylight ebbs and flows rhythmically throughout the year, inviting both contemplation and celebration of nature's changing beauty.
As autumn approaches in Zhoushan, China, the September winds bring a gentle shift, with an average speed of 3.2 m/s (7 mph), slightly above the calmer summer months. This continuation of moderate breezes reflects a prevailing trend of wind patterns in the region, where the winds tend to pick up in the warmer months before tapering off as winter sets in. Notably, July stands out with its peak at 4.0 m/s (9 mph), providing a stark contrast to the late summer lull experienced in August. However, September finds a harmonious balance, offering just enough wind to envelop the coastal landscape without the invigorating gusts of mid-summer. As the year transitions, September's winds serve as a gentle reminder of nature's rhythm, setting the stage for the cooler months ahead.
Weather in Zhoushan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Zhoushan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is noticeably warmer, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), averaging around 24°C (76°F). This month also experiences a fair amount of precipitation, with about 91 mm (3.6 in) falling over approximately 9 days, coupled with high humidity levels of 72%. In stark contrast, January brings a significant drop in temperatures, where the minimum plummets to -10°C (15°F) and the maximum is a mild 16°C (61°F), averaging just 3°C (38°F). The precipitation in January is lower at 43 mm (1.7 in), with rain expected on about 6 days, and humidity is comparatively lower at 64%. For more insights into January weather, you can check Zhoushan weather in January.
When comparing the weather in September and February, it's clear that these months present contrasting climates. September boasts a warm temperature range, with a minimum of 14°C (58°F) and a maximum reaching up to 35°C (96°F), accompanied by an average of 24°C (76°F). This month experiences moderate rainfall, totaling 91 mm (3.6 in) over 9 days, and maintains a humidity level of 72%. In contrast, February presents a much chillier scene, with temperatures dipping as low as -5°C (23°F) and peaking at 25°C (77°F), averaging around 5°C (42°F). This winter month has significantly less precipitation, at 35 mm (1.4 in) over just 6 days, and a similar humidity level of 71%. For more details on February weather specific to Zhoushan, you can check Zhoushan weather in February.
September and March showcase striking differences in weather patterns. In September, temperatures range from a minimum of 14°C (58°F) to a sweltering maximum of 35°C (96°F), with an average of 24°C (76°F) and relatively high humidity at 72%. The month experiences about 91 mm (3.6 in) of precipitation over nine days. In contrast, March presents a cooler climate with temperatures starting as low as -1°C (30°F) and peaking at 29°C (84°F), while averaging around 11°C (52°F). This month receives less rainfall, totaling 51 mm (2.0 in) over seven days, and has a higher humidity level of 80%. For more detailed weather information, you can find Zhoushan weather in March.
September and April exhibit quite distinct weather patterns. In September, temperatures typically range from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average of 24°C (76°F). The month also experiences relatively high humidity at 72% and significant precipitation, measuring around 91 mm (3.6 in) over approximately 9 days. Conversely, April is characterized by cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 31°C (87°F), averaging 16°C (61°F). This month is drier, with only 49 mm (1.9 in) of rainfall over about 7 days, but it has a slightly higher humidity level of 83%. For a detailed look at the weather in April, you can visit Zhoushan weather in April.
When comparing the weather in September and May, we find some notable differences. September typically enjoys a warmer average temperature of 24°C (76°F) compared to May's cooler average of 21°C (71°F). However, both months can reach a maximum temperature of 35°C (95°F), showing that hot days are a common feature. In terms of precipitation, September has a total of 91 mm (3.6 in) across 9 days, while May experiences slightly more rainfall at 119 mm (4.7 in) over just 7 days, indicating that May might be rainier despite having fewer rainy days. The humidity in September averages around 72%, which is somewhat lower than May's higher humidity level of 80%. For more detailed information about May's weather, you can check Zhoushan weather in May.
In comparing the weather between September and June, we find some interesting similarities and differences. September experiences slightly cooler temperatures, with a minimum of 14°C (58°F) and an average of 24°C (76°F), compared to June's minimum of 16°C (62°F) and an average of 25°C (78°F). Both months can see high temperatures close to 35-36°C (96-97°F). However, June is generally wetter, with total precipitation of 125 mm (4.9 in) over 7 days, compared to September's 91 mm (3.6 in) over 9 days. Humidity is also higher in June at 81%, compared to September's 72%. For more detailed insights into June weather in Zhoushan, you can visit Zhoushan weather in June.
When comparing the weather in September and July, it's clear that September tends to be slightly cooler and less humid. In September, the minimum temperature is 14°C (58°F), with an average of 24°C (76°F) and a maximum of 35°C (96°F). The month experiences about 91 mm (3.6 in) of precipitation over 9 days, resulting in a humidity level of 72%. In contrast, July is typically warmer, with a minimum of 19°C (67°F), an average of 28°C (82°F), and a maximum of 38°C (100°F). Additionally, July is much wetter, accumulating 253 mm (10.0 in) of rainfall over 17 days, with a higher humidity level at 88%. This comparison highlights the transition from the heat and moisture of summer in July to the more temperate and manageable conditions of September. For more detailed information, you can check Zhoushan weather in July.
In comparing the weather conditions of September and August, we observe a noticeable shift in both temperature and precipitation patterns. September features a wider temperature range with minimums of 14°C (58°F) and maximums reaching up to 35°C (96°F), providing an average of 24°C (76°F). This is a decline in average temperature compared to August, which boasts higher figures with minimums at 20°C (68°F) and maximums peaking at 36°C (98°F), averaging 28°C (83°F). Additionally, September experiences significantly less rain, recording 91 mm (3.6 in) over 9 days, in contrast to August's 135 mm (5.3 in) over 14 days. The humidity also decreases in September to 72%, down from August's higher level of 85%. For further details on August weather specifics, you can refer to Zhoushan weather in August.
September and October present a notable shift in weather patterns. In September, temperatures can range from a minimum of 14°C (58°F) to a scorching maximum of 35°C (96°F), with an average of 24°C (76°F). The month experiences higher precipitation of 91 mm (3.6 in) over about 9 days, accompanied by a humidity level of 72%. In contrast, October sees a cooler climate, with minimum temperatures dropping to 6°C (43°F) and an average of 18°C (64°F), while maximum temperatures reach 32°C (90°F). Precipitation decreases to 58 mm (2.3 in), occurring over just 6 days, and humidity slightly rises to 76%. For more details on October's weather, check out Zhoushan weather in October.
In September, the weather is characterized by a warm climate with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), while experiencing an average temperature of 24°C (76°F). The month sees considerable precipitation at 91 mm (3.6 in) over about 9 days, along with a humidity level of 72%.
In contrast, November brings a notable drop in temperatures, with a minimum of 0°C (33°F), an average of 12°C (54°F), and a maximum of 27°C (82°F). Precipitation decreases to 36 mm (1.4 in) spread over just 5 days, and humidity rises slightly to 84%. This significant shift highlights the transition from the warmer late summer months to the cooler autumn climate. For more detailed insights on November weather, visit Zhoushan weather in November.
September and December weather exhibit a stark contrast, both in temperature and general conditions. In September, temperatures range significantly, with a minimum of 14°C (58°F) and a maximum reaching up to 35°C (96°F), while the average hovers around a warm 24°C (76°F). The month also sees a considerable amount of rainfall, totaling 91 mm (3.6 in) over about 9 days, alongside a humidity level of 72%. Conversely, December brings a chillier climate, with minimum temperatures dropping to -8°C (18°F) and an average temperature of just 5°C (42°F). The precipitation is much lower at 33 mm (1.3 in) across 6 days, and humidity slightly increases to 75%. For more details, you can check Zhoushan weather in December.
September marks a distinct transition in Zhoushan weather, as temperatures begin to cool from the summer highs while maintaining a pleasant average of around 24°C (76°F). The month experiences sporadic rainfall, with about 9 days of precipitation contributing to a total of 91 mm (3.6 in), which offers relief from the lingering humidity that hovers around 72%. Compared to the sweltering peak of summer, September's weather is more comfortable while still retaining residual warmth. For those looking to understand the intricate patterns of local climate, more details can be found at Zhoushan Climate.