Last updated: August 21, 2025
September in Yiwu, China brings a blend of warmth and humidity, with average temperatures around 27°C (80°F). Daily highs can soar up to a scorching 39°C (102°F), while the nights provide a cooler respite at about 17°C (63°F). This month witnesses an average precipitation of 90 mm (3.5 in) over approximately 11 days, contributing to the city's lush landscape. With a humidity level of 72%, the weather feels quite tropical, inviting both locals and visitors to embrace the summer’s last hurrah while preparing for the autumn ahead.
In September, Yiwu, China experiences a delightful transition into the autumn season, with temperatures reflecting the changing landscape. The average temperature hovers at a comfortable 27°C (80°F), while the minimum rises to 17°C (63°F), providing a pleasant escape from the summer's peak heat. As the month progresses, the maximum temperature can still reach up to 39°C (102°F), which hints at the lingering warmth of summer. This balance of warmth and cooling nights marks a gradual shift towards more moderate conditions, setting the stage for the upcoming cooler months. Overall, September in Yiwu is a time for enjoying outdoor activities and embracing the vibrant colors of early autumn.
In September, Yiwu experiences a moderate precipitation level of 90 mm (3.5 in), with rainfall occurring across 11 days. This marks a slight decrease from the heavier summer months, particularly June, which recorded a peak of 282 mm. Interestingly, September's precipitation aligns closely with the drier months of October and November, suggesting a transition away from the intense rainfall characteristic of earlier in the year. Overall, the month serves as a bridge, easing into the drier, cooler season while still maintaining a decent amount of rainfall that nurtures the region’s lush landscapes.
In September, Yiwu, China experiences a notable shift in humidity, dropping to 72% after the sweltering summer months. This decline marks a transition from the peak of 91% in July and a sustained high of 87% in August. While September brings relief compared to the summer’s heavy moisture, it still maintains a level of humidity that can linger in the air, showcasing the region's subtropical climate. As autumn approaches, the humidity begins to rise again slightly in October to 74%, hinting at the coming seasonal changes. This pattern reflects a gradual cooling trend, making September a pivotal month as Yiwu prepares for the drier, cooler months ahead.
In September, Yiwu, China, experiences a UV Index of 11, placing it in the extreme exposure category with a burn time of just 10 minutes. This marks a slight decrease from the peak UV levels in July and August, which hovered at 12, yet still signifies a month where sun protection is essential. The trend throughout the year shows a gradual rise from a high of 6 in January to this late-summer peak, reflecting the intense solar radiation characteristic of the region as the seasons shift. As you prepare for outdoor activities this month, be sure to stay informed and protect your skin from the sun’s powerful rays. For more detailed insights, visit Yiwu UV Index.
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As the summer warmth begins to wane, September in Yiwu, China offers a delightful mix of sunshine with 237 hours of sunlight—a remarkable transition from the sun-drenched peak of August, which boasted 309 hours. This gradual decrease reflects the shift into autumn, following a summer filled with long, vibrant days. Interestingly, September still holds more sunlight than the earlier months of the year, such as June and July, indicating a lingering summer vibe. With such a substantial amount of sunshine, September provides the perfect backdrop for outdoor activities and cultural festivities, allowing residents and visitors alike to soak in the last rays of summer before the cooler months approach.
In September, Yiwu, China, enjoys a notable 45% chance of sunny weather, marking a significant improvement compared to the summer months, where the percentages dip as low as 13% in July. This transition towards sunnier days hints at the onset of autumn, where the likelihood of sunshine begins to rise again. Notably, September experiences more sun than both the preceding months of June and July and the following month, October. This trend signifies a delightful time for outdoor activities and exploration, as Yiwu bathes in the golden hues of early autumn, inviting residents and visitors alike to revel in its vibrant atmosphere.
In September, Yiwu, China enjoys a pleasant 12 hours of daylight, marking a subtle transition as summer yields to autumn. Following months of abundant sunlight in June, July, and August, where daylight peaked at 13 hours, September sees a gradual decline, yet still offers ample time for outdoor activities. This trend of diminishing daylight continues into October, when it drops to 11 hours, signaling the onset of shorter days. The month of September serves as a gentle reminder of the changing seasons, blending the warmth of summer with the crispness of fall, creating a harmonious balance that both residents and visitors appreciate.
As September arrives in Yiwu, China, the wind begins to whisper a gentle touch, with average speeds settling at 1.8 m/s (4 mph). This month offers a slight reprieve compared to the bustling breezes of July, which recorded the highest speed at 2.4 m/s (5 mph). Interestingly, September's winds mirror levels seen earlier in the year, echoing the calm of late spring. While summer winds have waned, they give way to a shift towards a more temperate atmosphere, reminiscent of the transitional months just ahead. As we move into October, the winds pick up again, hinting at the invigorating change of seasons.
Weather in Yiwu varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Yiwu, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January showcase stark contrasts in weather. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 39°C (102°F), with an average of 27°C (80°F). The month experiences 90 mm (3.5 in) of rainfall over 11 days, accompanied by a humidity level of 72%. In sharp contrast, January features much cooler conditions, with temperatures dipping to a minimum of -4°C (24°F) and peaking at 24°C (76°F), averaging around 7°C (45°F). Precipitation is slightly lower at 69 mm (2.7 in) over 8 days, and humidity drops to 65%. This dramatic shift highlights the transition from late summer heat to winter chill. For more details, you can check Yiwu weather in January.
Comparing the weather in September and February reveals striking differences in temperature and overall climate. September typically boasts warmer temperatures, with a minimum of 17°C (63°F) and an average around 27°C (80°F), peaking at a scorching 39°C (102°F). In contrast, February presents a much cooler landscape, where temperatures can dip as low as -3°C (27°F), with an average of 8°C (47°F) and a maximum of 27°C (81°F). While September experiences higher precipitation at 90 mm (3.5 in) over 11 days, February has slightly less at 71 mm (2.8 in) also spread over 11 days, with humidity levels remaining fairly consistent at 72% and 71%, respectively. To explore more about February weather, visit Yiwu weather in February.
September and March present contrasting weather characteristics. In September, temperatures range from a minimum of 17°C (63°F) to a scorching maximum of 39°C (102°F), with an average of 27°C (80°F). This month sees about 90 mm (3.5 in) of precipitation over 11 days, coupled with a humidity level of 72%. In stark contrast, March experiences much cooler temperatures, with a minimum of 1°C (35°F), an average of 14°C (57°F), and a maximum of 31°C (88°F). Precipitation in March is higher at 128 mm (5.1 in) over 15 days, and the humidity rises to 81%. For a more detailed look at March weather, you can visit Yiwu weather in March.
September and April exhibit distinct weather patterns. In September, temperatures range from a mild 17°C (63°F) at night to a hot 39°C (102°F) during the day, with an average of 27°C (80°F). This month also sees about 90 mm (3.5 in) of precipitation spread across 11 days, accompanied by a humidity level of 72%.
In contrast, April brings cooler temperatures, with nighttime lows around 4°C (40°F) and daytime highs reaching 34°C (93°F), leading to an average of 18°C (65°F). The month experiences slightly higher precipitation at 97 mm (3.8 in) over 12 days, along with higher humidity at 86%. For a closer look at April weather details, you can visit Yiwu weather in April.
September and May present distinct weather profiles, highlighting the transition from summer to autumn. In September, average temperatures reach a comfortable 27°C (80°F), with highs peaking at 39°C (102°F) and a comparatively lower minimum of 17°C (63°F). The month experiences around 90 mm (3.5 in) of precipitation over 11 days, coupled with a humidity level of 72%. In contrast, May sees cooler minimum temperatures of 10°C (50°F) but can reach even higher maximums of 41°C (106°F). The precipitation in May is significantly higher at 181 mm (7.1 in) over 13 days, and humidity rises to 87%. This variability in weather patterns makes both months unique, but May particularly stands out for its increased rainfall. For a comprehensive overview of the weather trends, check out Yiwu weather in May.
September and June exhibit notable differences in weather patterns. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 39°C (102°F), with an average of 27°C (80°F). The month sees 90 mm (3.5 in) of rainfall over approximately 11 days, coupled with a humidity level of 72%. In contrast, June features slightly cooler temperatures, with a minimum of 16°C (60°F) and a maximum of 37°C (99°F), averaging 25°C (78°F). However, June experiences significantly higher precipitation, totaling 282 mm (11.1 in) spread across 19 days, and higher humidity at 87%. For a more detailed look at June weather specifically, you can visit Yiwu weather in June.
September weather brings a slightly cooler feel compared to July, with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 39°C (102°F), contrasted with July's warmer range of 21°C (70°F) to 42°C (107°F). While both months experience significant humidity—72% in September and 91% in July—July stands out for its higher precipitation levels, totaling 226 mm (8.9 in) over 16 rainy days, compared to September's 90 mm (3.5 in) over 11 days. This makes July noticeably wetter and more oppressive, while September offers a brief respite from the intense summer heat. For detailed weather information, check Yiwu weather in July.
September weather shows a notable shift compared to August, with average temperatures dropping from 30°C (87°F) to 27°C (80°F). While the maximum temperature in September reaches 39°C (102°F), it is slightly lower than August's peak of 40°C (105°F). Humidity levels decrease from 87% in August to 72% in September, providing a more comfortable atmosphere despite a slight increase in precipitation to 90 mm (3.5 in) over 11 days. For a deeper look into August's climate specifics, refer to Yiwu weather in August.
September weather is characterized by warmer temperatures, with minimums around 17°C (63°F) and averages reaching up to 27°C (80°F). The month also sees a high maximum temperature of 39°C (102°F) and experiences significant rainfall, averaging 90 mm (3.5 in) over 11 days, resulting in a humidity level of 72%. In contrast, October brings a noticeable drop in temperatures, with minimums falling to 8°C (47°F) and an average of 20°C (69°F). While the maximum temperature is still warm at 36°C (98°F), overall precipitation decreases to 54 mm (2.1 in) over just 6 days, and humidity slightly rises to 74%. For more details on the October climate in Yiwu, visit Yiwu weather in October.
September and November showcase a striking contrast in weather conditions. September boasts warmer temperatures, starting at a minimum of 17°C (63°F) and averaging around 27°C (80°F), with highs reaching up to 39°C (102°F). This month also experiences higher precipitation, accumulating 90 mm (3.5 in) over 11 rainy days and a humidity level of 72%. In contrast, November sees a significant drop in temperatures, with a minimum of 4°C (39°F) and an average of 15°C (59°F), peaking at a more moderate 32°C (89°F). The month also features less rainfall, totaling 66 mm (2.6 in) spread over 9 days, and slightly higher humidity at 80%. For a more detailed look at November weather, you can check Yiwu weather in November.
September and December exhibit stark contrasts in weather conditions. In September, temperatures are notably warmer, with a minimum of 17°C (63°F) and an average high reaching a scorching 39°C (102°F). The humidity sits at a moderate 72%, and the month experiences approximately 90 mm (3.5 in) of precipitation over 11 days. In contrast, December brings much cooler temperatures, with a minimum of -2°C (28°F) and an average high of only 24°C (76°F). Although December has slightly lower precipitation at 67 mm (2.6 in) over 9 days, humidity rises to 78%, adding to the chill in the air. For more details, you can check Yiwu weather in December.
As September unfolds in Yiwu, the weather begins to transition from the intense heat of summer towards a more moderate climate. With maximum temperatures soaring to around 39°C (102°F), the month maintains a warm atmosphere, though the average cools down to a comfortable 27°C (80°F). This makes September a unique blend of lingering summer warmth and the promise of autumn. With increased humidity and notable precipitation over approximately half the month, it's a time of refreshing rain that sets the stage for the upcoming seasonal shift. For more insights into what to expect throughout the year, check out the detailed overview of Yiwu Climate.