Last updated: August 21, 2025
Longgang, China, in September offers a dynamic climate characterized by a maximum temperature soaring to 37°C (99°F), while the average hovers at a comfortable 24°C (75°F). Visitors can expect to experience mild evenings, with the temperature dipping to a minimum of 16°C (61°F). However, this month sees a significant precipitation total of 174 mm (6.8 in) across about 18 days, contributing to a high humidity level of 84%. This blend of warmth and moisture creates a unique tropical atmosphere ideal for those ready to embrace the vibrant, rainy season in this region.
In September, Longgang, China, experiences a transition as the summer heat begins to wane, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 37°C (99°F). The average temperature during this month settles at a pleasant 24°C (75°F), making it an ideal time for outdoor activities. Compared to the sweltering heat of July and August, which can peak at 41°C (105°F) and 40°C (104°F) respectively, September offers a welcomed respite from the intense summer warmth. As autumn approaches, the gradual decrease in temperatures signals a shift towards cooler months while still retaining enough warmth for late summer adventures. This blend of warm days and milder evenings creates a vibrant and enjoyable atmosphere, perfect for both locals and visitors alike.
In September, Longgang experiences a notable increase in rainfall, with precipitation reaching 174 mm (6.8 in) over 18 days. This marks a continuation of the wet season, following August's substantial 166 mm (6.5 in). The late summer months consistently bring heavier rainfall, as evidenced by July's peak at 231 mm (9.1 in), while the steady rise from April's 110 mm (4.3 in) to September's totals highlights the region's transition into autumn. With precipitation gradually tapering off in October, September stands out as a pivotal month, underscoring the dynamic weather patterns that characterize Longgang's climate.
In Longgang, China, September marks a transitional period in humidity levels, with a notable 84% relative humidity. This month experiences a slight dip from the peak humidity of 87% in August, reflecting the gradual shift toward cooler autumn weather. As the year progresses, humidity tends to rise from 72% in January to a peak in the summer months, where it holds steady at 85% in both June and July. While September still retains high moisture levels, it's a precursor to the easing conditions in October at 81%. This pattern underscores the region's humid subtropical climate, characterized by high humidity throughout the summer and a gradual decline as the year transitions into fall.
As summer fades and September arrives in Longgang, China, the UV Index begins to decline, yet still remains significant at 10, indicating a very high exposure level. This shift from the intense extreme conditions experienced during the peak summer months of June through August, where the Index reached up to 12, presents a slight reprieve for sun-seekers. However, with a burn time of just 15 minutes, caution is still advised when venturing outdoors. Notably, the trend shows a gradual decrease as the year progresses, with the UV Index expected to drop further to 8 in October, still classified as very high. Keeping an eye on these fluctuations is essential for optimal sun safety; for more detailed information, visit Longgang UV Index.
UV Risk Categories
September in Longgang, China, still basks in the warmth of summer, boasting 223 hours of sunshine. Following the peak of 308 hours in August, the sunlight begins to wane, yet September's solar embrace remains generous. This month marks a transition from the peak of summer into the more temperate autumn, as daylight hours gradually decrease from the explosive brightness of the previous months. Notably, September showcases a significant drop compared to the soaring totals of July and August but is comfortably higher than the winter months, indicating a lingering summer spirit. As the days grow shorter, the last traces of summer glimmer, offering a beautiful backdrop for outdoor activities and the stunning fall foliage to come.
In Longgang, China, September offers a refreshing chance of sunshine, boasting 33% sunny weather compared to the more overcast summer months. After the peak heat of July and August, where sunny days hovered at 31% and 22% respectively, September's likelihood showcases a slight uplift, returning to a sunnier disposition. This trend hints at a transition period, where the lingering warmth of summer greets the crisp beginnings of autumn. Although this month still embraces clouds more than sun, it stands out as one of the brighter options in the later half of the year, framing September as an inviting time for outdoor pursuits amid a backdrop of transitioning foliage.
In September, Longgang, China, enjoys a delightful 12 hours of daylight, marking a gentle transition from the vibrant summer months. As the sun begins to set earlier, this month continues the gradual decline in daylight that follows the peak of 14 hours in June. Following the warmth of June and July, where daylight is plentiful, September offers a balanced blend of sunlit days while hinting at the autumn chill to come. As daylight hours decrease in the coming months, the rhythm of the seasons becomes increasingly evident, inviting a slowdown and a chance to savor the softer tones of nature.
As September unfolds in Longgang, China, a subtle shift in the breeze becomes noticeable, with average wind speeds rising to 2.1 m/s (5 mph). This marks a slight uptick from the more languid summer months, where winds hovered around 1.6 to 1.9 m/s (4 mph). Interestingly, this invigorated breeze signals a transition from the calmness of August, aligning with an overall trend of gradual wind acceleration as the year progresses, peaking in March at 2.2 m/s (5 mph). As autumn approaches, September's winds bring a refreshing vitality, inviting both locals and visitors to embrace the changing season with open arms.
Weather in Longgang varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Longgang, focusing on differences in temperature, rainfall, humidity, and UV levels.
The weather in September is markedly warmer and more humid compared to January. September experiences temperatures ranging from a minimum of 16°C (61°F) to a scorching maximum of 37°C (99°F), with an average of 24°C (75°F). This month also sees frequent rainfall, with precipitation of 174 mm (6.8 in) over 18 days and high humidity at 84%. In contrast, January is much cooler, with temperatures dipping to a minimum of -2°C (29°F) and reaching a maximum of 16°C (61°F), averaging around 8°C (47°F). Precipitation is significantly lower in January at just 23 mm (0.9 in) over 5 days, and the humidity is also reduced at 72%. For a detailed look at January's weather, visit Longgang weather in January.
September and February present strikingly different weather patterns. In September, temperatures range from a mild 16°C (61°F) at night to a scorching 37°C (99°F) during the day, with an average of 24°C (75°F). This month also experiences high humidity at 84% and considerable rainfall, totaling 174 mm (6.8 in) over 18 days. In contrast, February offers a much cooler climate, with nighttime lows dropping to around 1°C (35°F) and daytime highs peaking at 26°C (79°F), averaging just 10°C (51°F). The precipitation is significantly less at 30 mm (1.2 in) over only 6 days, and humidity is relatively lower at 76%. For more detailed insights about February conditions, you can visit Longgang weather in February.
September and March showcase contrasting weather patterns. In September, temperatures range from a minimum of 16°C (61°F) to a scorching maximum of 37°C (99°F), averaging around 24°C (75°F). This month also sees higher precipitation, with 174 mm (6.8 in) of rain over 18 days and humidity levels peaking at 84%. In contrast, March features cooler temperatures, with a minimum of 6°C (43°F), an average of 15°C (60°F), and a maximum of 32°C (91°F). The month receives significantly less rainfall, totaling 64 mm (2.5 in) over 13 days, accompanied by a slightly lower humidity of 80%. For a more detailed look at March weather, you can check out Longgang weather in March.
When comparing the weather in September and April, it’s clear that September is warmer and wetter. September sees average temperatures ranging from a minimum of 16°C (61°F) to a maximum of 37°C (99°F), with high humidity at 84%. In contrast, April has cooler temperatures with a minimum of 10°C (50°F) and a maximum of 36°C (98°F), averaging 19°C (66°F). Additionally, September receives more rainfall, accumulating 174 mm (6.8 in) over 18 rainy days, while April gets around 110 mm (4.3 in) over 15 days. For a more detailed look at April weather, you can visit Longgang weather in April.
In comparing the weather between September and May, notable differences emerge in both temperature and precipitation. September tends to be warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 37°C (99°F), whereas May offers slightly cooler conditions, with a minimum temperature of 12°C (54°F) and maximums reaching 35°C (96°F). Both months experience significant humidity, with September at 84% and May at 82%. Precipitation levels are also noteworthy; September sees 174 mm (6.8 in) of rain over 18 days, compared to May, which has 139 mm (5.5 in) over 16 days. For a more detailed look at the weather dynamics in May, you can visit Longgang weather in May.
In September, the weather presents slightly warmer average temperatures compared to June, with an average of 24°C (75°F) and a maximum of 37°C (99°F). In contrast, June's average temperature is 25°C (77°F), peaking at 35°C (95°F). While both months experience high humidity levels—84% in September and 85% in June—September sees more rainfall, accumulating up to 174 mm (6.8 in) over 18 days, compared to June's 137 mm (5.4 in) over 16 days. For a detailed look at June's conditions, check out Longgang weather in June.
In comparing the weather between September and July, September generally experiences slightly cooler temperatures with a minimum of 16°C (61°F) and an average of 24°C (75°F), while July shows a warmer profile, starting at a minimum of 21°C (69°F) and averaging 28°C (83°F). The maximum temperatures in July can reach as high as 41°C (105°F), compared to September's peak of 37°C (99°F). Both months see considerable precipitation, with July recording 231 mm (9.1 in) over 19 days and September featuring 174 mm (6.8 in) across 18 days. Humidity levels remain relatively high in both months, at 84% in September and 85% in July, making for a warm and muggy climate. For more details on July's weather, you can visit Longgang weather in July.
In comparing the weather of September to August, September generally presents a cooler climate, with average temperatures dropping from 29°C (84°F) in August to 24°C (75°F). However, August experiences higher maximum temperatures, reaching up to 40°C (104°F) compared to September's maximum of 37°C (99°F). Precipitation levels are slightly higher in September, totaling 174 mm (6.8 in) over 18 days, compared to August's 166 mm (6.5 in) over 16 days. Humidity also remains high in both months, with September averaging 84% and August slightly higher at 87%. For more detailed insights on August's weather, you can visit Longgang weather in August.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 37°C (99°F), and an average temperature of 24°C (75°F). The month also sees significant rainfall, accumulating to 174 mm (6.8 in) over 18 days, accompanied by high humidity levels at 84%. In contrast, October experiences cooler temperatures, with a minimum of 11°C (51°F) and a maximum of 35°C (96°F), averaging at 18°C (64°F). Rainfall decreases to 104 mm (4.1 in) over 19 days, and humidity levels drop slightly to 81%. For more detailed insights into the October weather, check out Longgang weather in October.
September and November present a striking contrast in weather. September boasts warmer temperatures with a minimum of 16°C (61°F) and an average high of 37°C (99°F), making it notably hotter than November, which sees a minimum of 5°C (41°F) and an average high of 25°C (77°F). While September is characterized by high humidity at 84% and considerable rainfall of 174 mm (6.8 in) over 18 days, November experiences much drier conditions with only 37 mm (1.5 in) falling over 9 days and slightly higher humidity at 86%. For more detailed weather information specific to November, visit Longgang weather in November.
September and December present stark contrasts in weather. In September, temperatures range from a minimum of 16°C (61°F) to a scorching maximum of 37°C (99°F), averaging around 24°C (75°F). This month is characterized by high humidity at 84% and significant precipitation, with about 174 mm (6.8 in) falling over 18 days. In contrast, December experiences much cooler weather, with temperatures ranging from a chilly 0°C (32°F) to a milder maximum of 18°C (65°F) and averaging only 9°C (49°F). Precipitation in December drops significantly to 30 mm (1.2 in) over just 7 days, and humidity remains relatively low at 81%. For more details on December conditions, check Longgang weather in December.
As September unfolds in Longgang, the weather takes on a distinct character, transitioning from the sweltering summer heat to a more temperate climate. With an impressive average temperature and a significant amount of precipitation, this month is marked by an uptick in humidity, making the air feel more substantial. Unlike the drier summer months, September experiences frequent rain, resulting in about 18 rainy days that refresh the landscape. The blend of warmth and moisture creates a unique atmosphere, perfect for those who enjoy the lushness of late summer. For a deeper understanding of what to expect throughout the year, explore the detailed insights at Longgang Climate.