Last updated: August 21, 2025
In September, Nan'an, China experiences a diverse range of weather conditions, characterized by a maximum temperature of 33°C (92°F) and an average temperature hovering around 22°C (72°F). As the month progresses, residents and visitors should prepare for frequent rainfall, with 175 mm (6.9 in) of precipitation spread across 21 days, leading to a high humidity level at 91%. This combination of warmth and wetness creates a distinctly tropical atmosphere, making it an interesting time to experience the lush landscapes of Nan'an, albeit with frequent showers.
In September, Nan'an experiences a delightful transition as temperatures begin to cool from the sweltering summer heat. With minimums around 14°C (58°F) and averages reaching 22°C (72°F), the month offers a perfect blend of warmth and comfort. The maximum temperatures, peaking at 33°C (92°F), still provide plenty of opportunities for outdoor activities, but the slight dip from the hotter summer months signifies a gradual shift towards the crispness of autumn. This moderate climate makes September a particularly enjoyable time to explore the region, as locals and visitors alike can relish in the pleasant weather before the cooler months set in.
In September, Nan'an experiences a notable drop in precipitation compared to the peak summer months, with 175 mm (6.9 in) of rainfall spread over 21 days. This marks a significant decrease from the 321 mm (12.6 in) recorded in August, indicating the tail end of the monsoon season as temperatures begin to cool. The pattern of increasing precipitation from winter through summer peaks in July and August, suggesting a seasonal rhythm that brings moderately wet conditions in September while foreshadowing the drier months ahead. As the year progresses into October, the precipitation further declines to 118 mm (4.6 in), highlighting the transition towards drier autumn weather in this vibrant region of China.
In September, Nan'an, China, experiences a notable 90% humidity, continuing the trend of elevated moisture levels characteristic of the late summer months. Following a gradual increase from 86% in January, the humidity steadily rises throughout the year, peaking in August at 91%. This high humidity remains consistent into the autumn, with only a slight decrease as the year progresses. The continuous high humidity levels, particularly in the latter half of the year, create a warm and often damp environment, setting the stage for a sultry transition into fall.
As September rolls in, Nan'an, China, continues to experience intense UV radiation, with the UV Index holding steady at 11, classified as extreme. This sustained level of UV exposure mirrors the previous months of July and August, where residents and visitors faced similar conditions. The burn time remains critical, lasting just 10 minutes under direct sunlight, highlighting the need for protective measures. It's essential to stay vigilant during this period, as the sun’s intensity is likely to impact outdoor activities. For detailed insights and safety recommendations, check out the Nan'an UV Index.
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In September, Nan'an basks in a delightful 211 hours of sunshine, showcasing a subtle yet significant transition as the summer warmth begins to wane. This month features a noticeable dip compared to the 290 hours enjoyed in July and 283 hours in August, but it still outshines the earlier months of the year. The gradual increase in sunlight from 141 hours in January to a peak in May reflects a steady march toward the sun-drenched summer days. However, as October approaches, the forecast suggests a return to shorter days with just 132 hours anticipated. Overall, September holds a unique place in the climatic calendar, offering the perfect blend of lingering summer rays while hinting at the cooler months ahead.
In September, the likelihood of sunny weather in Nan'an, China stands at 21%, a modest uptick following the summer months. While this figure may not rival the sunnier days of January and December, it marks a distinct trend from the drier summer period, particularly when compared to June's low of 9%. As the season begins to shift towards autumn, the chance of sunny weather seems to stabilize, making September a transitional month that hints at clearer skies, offering residents and visitors alike a welcome reprieve from the humid summer heat. With the sun peeking out more often, September presents a charming opportunity to explore the natural beauty of the region.
As summer gives way to autumn in September, Nan'an, China, experiences a gentle decline in daylight, with sunshine lasting for approximately 12 hours each day. This marks a transition from the extended bright days of June and July, when daylight peaks at 14 hours. The gradual reduction continues into the cooler months of October and November, echoing the shifting seasons. Overall, September serves as a reminder of the balance between light and darkness, with daylight gradually tapering off as the year approaches its end, fostering a serene atmosphere perfect for outdoor activities and reflection.
In September, Nan'an experiences a gentle breeze with an average wind speed of 1.4 m/s (3 mph), maintaining the consistent trend seen throughout the year. This slight variability showcases the region's stable climate, where the winds fluctuate minimally from 1.2 to 1.5 m/s across the seasons. As the summer months transition into autumn, the mild winds create a serene atmosphere, perfect for enjoying outdoor activities. This tranquility is a hallmark of Nan'an's weather, fostering a delightful environment that residents and visitors alike can appreciate.
Weather in Nan'an varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nan'an, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather conditions. In September, temperatures are generally mild to warm, with an average around 22°C (72°F) and highs reaching up to 33°C (92°F). This month also sees considerable precipitation, averaging 175 mm (6.9 in) over 21 days, coupled with high humidity at 91%. On the other hand, January experiences chilly conditions, with average temperatures plummeting to around 7°C (45°F) and lows dropping to -3°C (27°F). Precipitation is significantly lower at 41 mm (1.6 in) over 11 days, and humidity is slightly less at 86%. For a closer look at the winter weather patterns, visit Nan'an weather in January.
September and February exhibit significantly contrasting weather patterns. In September, temperatures range from a mild 14°C (58°F) to a hot 33°C (92°F), with an average of 22°C (72°F). This month is characterized by high humidity levels at 91% and considerable rainfall, totaling 175 mm (6.9 in) over 21 days. In stark contrast, February features cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 23°C (73°F), averaging only 9°C (48°F). Additionally, February sees much less precipitation at 45 mm (1.8 in) spread over 12 days, and the humidity is slightly lower at 87%. For more detailed information about February weather, you can visit Nan'an weather in February.
In September, the weather tends to be warmer and more humid, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 33°C (92°F) and an average of 22°C (72°F). This month also experiences considerable rainfall, totaling 175 mm (6.9 in) over about 21 days, resulting in a high humidity level of 91%. In contrast, March offers cooler temperatures, with a minimum of 3°C (38°F) and a maximum of 29°C (84°F), averaging around 14°C (58°F). Precipitation in March is much lighter at 65 mm (2.6 in) over 16 days, with lower humidity at 78%. For more details, you can check Nan'an weather in March.
September and April exhibit distinct weather patterns, highlighting the transition between the warm and cool seasons. In September, the temperatures range from a minimum of 14°C (58°F) to a maximum of 33°C (92°F), with an average of 22°C (72°F). However, this month is also characterized by high humidity at 91% and significant rainfall, averaging 175 mm (6.9 in) over 21 days. In contrast, April experiences cooler temperatures, with a minimum of 9°C (48°F) and an average of 18°C (64°F), while still reaching a maximum of 33°C (92°F). Precipitation is lighter during this month, totaling 137 mm (5.4 in) across 17 days, and humidity is moderately lower at 80%. For more details on April's weather, you can visit Nan'an weather in April.
When comparing the weather in September and May, September tends to be slightly warmer on average, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 33°C (92°F), while May has a cooler minimum of 10°C (50°F) and a similar maximum of 35°C (95°F). Both months experience relatively high humidity, with September at 91% and May at 87%. Precipitation is higher in September, totaling 175 mm (6.9 in) over 21 days, compared to May's 142 mm (5.6 in) over 17 days. For a closer look at May weather specifics, visit Nan'an weather in May.
In comparing the weather of September and June, we observe distinct differences in temperature and precipitation. September records a minimum temperature of 14°C (58°F) and an average of 22°C (72°F), with a maximum reaching up to 33°C (92°F). This month is characterized by higher precipitation, totaling 175 mm (6.9 in) over 21 days, along with a high humidity level of 91%. In contrast, June starts warmer, with minimum temperatures at 17°C (63°F) and an average of 24°C (75°F), peaking at 35°C (95°F). Rainfall during this month is less intense, at 122 mm (4.8 in) across 18 days, accompanied by slightly lower humidity at 89%. For more information, you can check Nan'an weather in June.
When comparing the weather in September and July, we see notable differences in temperature and precipitation patterns. September experiences milder temperatures with a minimum of 14°C (58°F) and an average of 22°C (72°F), while July is significantly warmer, with a minimum of 20°C (68°F) and an average of 26°C (79°F). Additionally, July has a higher maximum temperature reaching up to 36°C (97°F) compared to September’s maximum of 33°C (92°F). In terms of rainfall, July also sees more precipitation with 296 mm (11.6 in) over 23 days, whereas September has 175 mm (6.9 in) over 21 days. Humidity levels are relatively close, with September at 91% and July at 89%. For a detailed look at July’s weather in Nan'an, you can visit Nan'an weather in July.
In comparing the weather of September and August, we observe notable differences. September features a minimum temperature of 14°C (58°F) and an average of 22°C (72°F), with a maximum of 33°C (92°F). This contrasts with August's higher temperatures, which range from a minimum of 18°C (65°F) to an average of 26°C (79°F) and a peak of 36°C (97°F). Moreover, September experiences a total precipitation of 175 mm (6.9 in) over 21 days, whereas August has significantly more rain, totaling 321 mm (12.6 in) over 22 days. Both months share the same humidity level of 91%, but August is generally warmer and wetter, making it a more oppressive month. For more details on August weather specifically, you can refer to Nan'an weather in August.
September tends to be warmer, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 33°C (92°F) and an average of 22°C (72°F). It is also quite humid, with a humidity level of 91% and significant precipitation of 175 mm (6.9 in) over 21 days. In contrast, October sees cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 29°C (84°F), averaging 17°C (63°F). While the humidity remains high at 90%, October experiences less rainfall, totaling 118 mm (4.6 in) over 19 days. For more detailed information, check out Nan'an weather in October.
September and November showcase a stark contrast in weather patterns. In September, temperatures range from a minimum of 14°C (58°F) to a maximum of 33°C (92°F), with an average of 22°C (72°F). The month experiences significant rainfall, with 175 mm (6.9 in) spread over 21 days, contributing to high humidity levels of 91%. In contrast, November brings much cooler weather, with temperatures dipping to a minimum of 3°C (38°F) and reaching a maximum of 23°C (74°F), averaging only 13°C (55°F). Precipitation drops substantially to 48 mm (1.9 in), occurring over just 10 days, while humidity remains steady at 91%. For a closer look at November's weather specifics, check out Nan'an weather in November.
September's weather is characterized by warm temperatures, with averages reaching up to 22°C (72°F) and maximums soaring to 33°C (92°F). The month experiences high humidity at 91% and considerable precipitation, totaling 175 mm (6.9 in) over 21 days. In contrast, December brings a significant drop in temperatures, with averages around 8°C (46°F) and maximums peaking at 17°C (62°F). The cooler month sees lower humidity levels at 87% and much less rainfall, accumulating just 48 mm (1.9 in) over 12 days. For more detailed information about the December weather, you can visit Nan'an weather in December.
As September rolls into Nan'an, the weather begins to shift noticeably from the scorching summer months. Temperatures moderate to a comfortable average of 22°C, providing a welcome relief from the peak summer heat, while still experiencing a maximum of 33°C. This month also marks a transition in conditions, with increased humidity at 91% and frequent rainfall, featuring precipitation on about 21 days. The combination of a milder climate and the lush greenery fostered by 175 mm of rainfall creates an inviting atmosphere, perfect for outdoor activities. For a deeper understanding of how September fits into the broader climate patterns, visit Nan'an Climate.