Last updated: August 21, 2025
Experience the vibrant September weather in Nanhai, China, where the temperatures soar with a maximum of 35°C (95°F) and maintain a comfortable average of 28°C (83°F). As the summer heat begins to wane, nights cool down to a pleasant minimum of 22°C (72°F). September also brings significant precipitation, with 187 mm (7.4 in) of rain over 24 days, contributing to the region’s lush landscapes. The humidity levels hover around a tropical 80%, making this month feel warm and humid, perfect for experiencing the natural beauty of Nanhai.
In September, Nanhai, China, experiences a subtle transition as summer begins to wane. The temperatures range from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), creating a pleasantly warm climate with an average of 28°C (83°F). This month marks a dip in both minimum and maximum temperatures compared to the sweltering height of August, signaling the onset of more moderate weather. While it retains the warmth characteristic of late summer, the cooler nights invite a refreshing escape from the day's heat. As autumn approaches, the weather remains conducive for outdoor activities, making it a delightful time to explore the vibrant landscapes of Nanhai.
In September, Nanhai experiences a notable drop in precipitation compared to the peak of summer, with 187 mm (7.4 in) of rainfall spread over 24 days. This marks a significant decrease from August, when the region faced a staggering 404 mm (15.9 in) over 26 days. The transition into autumn showcases a gradual tapering of rain, following the intense monsoon season that drenched the area in previous months. This pattern suggests that while September still retains abundant moisture, it heralds the start of drier weather, with precipitation levels and rainy days sharply declining as the year progresses toward a more arid winter.
In Nanhai, China, September marks a notable transition in humidity levels, settling at a comfortable 80%. This represents a slight decline from the sweltering peak of 87% experienced in both July and August. Notably, as summer gives way to autumn, the humidity begins to taper off, reflecting the natural rhythms of the changing seasons. The humidity in September still holds onto the warmth of summer while hinting at the drier conditions that will prevail in the coming months, particularly as October approaches with its lower humidity of 74%. This gradual decrease not only marks a shift in weather patterns but also offers a reprieve from the intense muggy conditions, making September a transitional month for both residents and visitors alike.
In September, Nanhai, China, experiences a highly intense UV Index of 12, marking it as part of the extreme exposure category with a burn time of just 10 minutes. This month continues the pattern established earlier in summer, where we see a peak in ultraviolet exposure, with the index reaching its highest at 14 in August. While the UV Index slightly dips from the summer high, it remains critical for residents and visitors to take necessary precautions. Notably, the trend of increasing UV levels from January's relatively moderate index of 7 to September's extreme level illustrates the need for vigilant sun safety practices in these warmer months. Be sure to stay informed and protected as you enjoy the beautiful weather! For more details, visit Nanhai UV Index.
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September in Nanhai, China, offers a splendid balance of sunshine, boasting 290 hours of delightful sunlight. This marks a slight dip from the exuberant 308 hours experienced in July, yet it stands robust compared to the early months of the year. As summer transitions to autumn, the sunlight remains plentiful, significantly higher than the 201 hours recorded in January. This upward trend in sunshine hours culminates in a peak during May, with 300 hours, providing an inviting backdrop for outdoor activities. As the year progresses, Nanhai enjoys a steady decline into the cooler months, but September remains a golden gem, perfectly capturing the lingering warmth of summer before autumn takes its full hold.
September in Nanhai, China, brings a 42% chance of sunny weather, a number that mirrors the fortunes of both October and March, suggesting a mild return to brighter days as the summer heat begins to wane. While June and August see significantly lower probabilities of sunshine, September's weather hints at a transitional phase, where the promise of autumn beckons. Interestingly, this month marks a shift from the typically dismal summer months, providing a refreshing reprieve. As November approaches, the likelihood of sunny days climbs dramatically to 67%, indicating that the latter part of the year holds more promise for those seeking clear skies in Nanhai. Thus, while September may not guarantee sun-soaked days, it certainly offers a hopeful glimpse toward more luminous weather ahead.
In Nanhai, China, September marks a transition into the autumn months, offering a delightful balance with 12 hours of daylight. This duration follows a summer peak of 13 hours in the warmer months, showcasing a gradual tapering off of daylight as the year progresses. From January’s 10 hours of light, the days steadily lengthen through spring and summer, reaching their zenith in July before beginning their slow retreat. As September rolls in, the daylight holds steady at 12 hours, mirroring the previous month, allowing residents to savor the lingering warmth of summer before daylight continues to wane into the cooler autumn months of October and November. This rhythmic ebb and flow of daylight not only highlights the changing seasons but also paints a vivid picture of Nanhai’s dynamic climate throughout the year.
As summer gives way to autumn in Nanhai, September brings a noticeable shift in wind patterns, with average speeds dropping to a gentle 2.4 m/s (5 mph). This decline marks the lowest point in the year's wind averages, reflecting the calmer yet more introspective vibe of early fall. Following the busier summer months, where gusts hovered around 3.0 to 3.8 m/s, September encourages a serene atmosphere as locals and visitors alike embrace the subtle changes in the air. Looking forward, October will see a resurgence, with winds picking back up to 4.4 m/s (10 mph), heralding the arrival of a brisker autumn breeze. The transition from September's lull to October's invigorating winds perfectly captures the essence of this seasonal shift, inviting all to experience the beauty of Nanhai's evolving landscape.
Weather in Nanhai varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Nanhai, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather. In September, the temperatures are notably warmer, with minimums around 22°C (72°F) and maximums reaching up to 35°C (95°F). The month also experiences significant rainfall, averaging 187 mm (7.4 in) over 24 days, accompanied by high humidity at 80%. In contrast, January brings a much cooler climate, with temperatures ranging from a low of 5°C (41°F) to a comfortable average of 18°C (64°F) and a maximum of 27°C (80°F). This month sees a drastic reduction in precipitation, totaling only 12 mm (0.5 in) across just 3 days, and lower humidity at 66%. For more detailed information, check out Nanhai weather in January.
In September, the weather is characterized by much warmer temperatures, ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F), with an average of 28°C (83°F). This month also experiences considerable rainfall, totaling 187 mm (7.4 in) over 24 days, and a high humidity level of 80%. In contrast, February offers a cooler climate, with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 27°C (81°F), averaging around 18°C (65°F). The precipitation in February is significantly lower, at 55 mm (2.2 in), and falls over just 5 days, alongside a more comfortable humidity level of 69%. For more details on February weather, you can visit Nanhai weather in February.
In September, the weather is significantly warmer, featuring an average temperature of 28°C (83°F) with highs reaching up to 35°C (95°F) and a high humidity level of 80%. This month also experiences substantial rainfall, with precipitation measuring 187 mm (7.4 in) over 24 days. In contrast, March brings much cooler temperatures, averaging 22°C (71°F) with a minimum of 11°C (52°F) and a maximum of 32°C (90°F). March is also drier, with only 47 mm (1.8 in) of precipitation over 11 days and lower humidity at 72%. For a more detailed look at March weather, visit Nanhai weather in March.
In September, the weather is significantly warmer and more humid compared to April, with minimum temperatures around 22°C (72°F) and maximums reaching up to 35°C (95°F). The average temperature of 28°C (83°F) is accompanied by substantial precipitation, totaling 187 mm (7.4 in) over 24 rainy days, resulting in a high humidity level of 80%. In contrast, April presents a much milder climate, featuring a lower minimum temperature of 12°C (54°F) and a maximum of 32°C (89°F), with an average of 24°C (75°F). The rainfall is also less intense at 123 mm (4.8 in) across 14 days, accompanied by a relatively lower humidity of 71%. For more specific details, you can check Nanhai weather in April.
In September, the weather tends to be warmer and more humid compared to May, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F) and an average of 28°C (83°F). This month also experiences higher precipitation, totaling 187 mm (7.4 in) over 24 days, contributing to an increased humidity level of 80%. In contrast, May offers slightly cooler temperatures, with a minimum of 17°C (63°F) and an average of 27°C (81°F), while the maximum temperature stays similar at 35°C (96°F). Precipitation in May is lower at 154 mm (6.1 in) over 18 days, and humidity is also less pronounced at 76%. For more details about the weather specifics for May, you can check out Nanhai weather in May.
In comparing the weather of September and June, both months exhibit high temperatures and significant humidity, characteristic of the region. September sees minimum temperatures of 22°C (72°F) and averages around 28°C (83°F), with maximums reaching 35°C (95°F). On the other hand, June has slightly higher minimum temperatures at 23°C (74°F) and an average of 29°C (85°F), peaking at 36°C (97°F). Precipitation is also notable in both months, with September experiencing 187 mm (7.4 in) over 24 days, while June records slightly more at 197 mm (7.7 in) across 20 days. Humidity levels remain similar, with September at 80% and June at 78%. For a more detailed outlook on June weather, you can check Nanhai weather in June.
In comparing the weather of September and July, we can observe several notable differences. September generally has slightly lower minimum temperatures (22°C/72°F) compared to July’s minimum of 25°C (77°F), although the average temperatures remain quite similar, with September averaging 28°C (83°F) and July averaging 29°C (85°F). Additionally, while July experiences a maximum temperature of 36°C (97°F), September's maximum is somewhat cooler at 35°C (95°F).
Both months see significant rainfall, but July tends to have a bit more precipitation, totaling 202 mm (7.9 in) over 21 days, compared to September's 187 mm (7.4 in) over 24 days. Humidity levels are also higher in July at 87%, versus September's 80%, creating a more oppressive atmosphere during the peak summer month. For more details, you can check out Nanhai weather in July.
September's weather shows a slight decrease in temperature compared to August, with minimum temperatures dropping from 24°C (75°F) in August to 22°C (72°F) in September. While the average temperature dips slightly from 29°C (84°F) to 28°C (83°F), maximum temperatures remain comparable at 35°C (95°F) in September, just shy of August's peak of 36°C (97°F). However, September sees a significant reduction in precipitation, with 187 mm (7.4 in) over 24 days, compared to August's 404 mm (15.9 in) over 26 days, indicating a drier month. Humidity also decreases slightly from 87% in August to 80% in September, contributing to a more comfortable climate overall. For a closer look at August’s weather, check out this link: Nanhai weather in August.
September typically brings warmer and more humid conditions compared to October, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 35°C (95°F) and an average rainfall of 187 mm (7.4 in) over 24 days. In contrast, October sees a slight decrease in temperature, with minimums of 18°C (64°F) and maximums of 34°C (94°F), and a significant drop in precipitation to 149 mm (5.9 in) over just 9 days. Additionally, October experiences lower humidity levels at 74%, making it feel more comfortable overall. For more detailed information, you can check out Nanhai weather in October.
September and November present contrasting weather patterns. In September, temperatures average around 28°C (83°F) with minimums reaching 22°C (72°F) and maximums soaring to 35°C (95°F). The month is characterized by high humidity at 80% and significant rainfall, receiving 187 mm (7.4 in) over 24 days. In stark contrast, November sees a significant drop in temperatures, with averages around 23°C (73°F), minimums of 13°C (56°F), and maximums of 31°C (88°F). This month experiences much lower precipitation of only 18 mm (0.7 in) across just 3 days and a reduced humidity level of 71%. For more specific details about November weather, visit Nanhai weather in November.
September and December exhibit stark contrasts in weather conditions. In September, temperatures are quite warm, with minimums around 22°C (72°F) and maximums peaking at 35°C (95°F). The month also experiences significant rainfall, totaling 187 mm (7.4 in) over 24 days, coupled with high humidity levels at 80%. In contrast, December brings cooler temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 28°C (82°F), and significantly less rainfall, with only 10 mm (0.4 in) occurring over just 2 days. Additionally, December's humidity is lower, at 72%, making it a much drier month overall. For more detailed information on December weather, you can check Nanhai weather in December.
As September rolls in, Nanhai experiences a noticeable shift in weather patterns compared to the summer months. While the warmth remains with average temperatures around 28°C (83°F), the intensity of heat peaks at 35°C (95°F), reminding us that summer lingers. However, it’s the increased rainfall that sets September apart, with nearly 24 days of precipitation leading to an average of 187 mm (7.4 in) of rain, creating a humid atmosphere at about 80%. This mix of warmth and moisture transforms the landscape, making September a unique transitional month in Nanhai. For detailed insights into the climate, visit Nanhai Climate.