Last updated: August 21, 2025
In Longgang, China, September brings a pleasant climate characterized by an average temperature of 23°C (74°F), with maximums reaching up to 28°C (83°F) and minimums dipping to 18°C (64°F). This month typically experiences a total precipitation of 68 mm (2.7 in), spread across about 5 days, contributing to the region's humidity levels of 74%. Overall, September offers a vibrant blend of warmth and occasional rain, making it an ideal time for exploration and outdoor activities.
In September, Longgang, China, experiences a transition to milder weather, with temperatures showcasing a delightful balance. The minimum temperature begins at a comfortable 18°C (64°F), setting the stage for pleasant days. The average climbs to a delightful 23°C (74°F) and peaks at a maximum of 28°C (83°F), making it an inviting time for outdoor activities and exploration. This month marks a gradual decline from the peak summer heat, as temperatures cool significantly compared to the sultry days of July and August, yet still retain a summery warmth. As autumn approaches, September serves as a bridge between the sweltering summer and the crisp air of fall, offering an ideal climate for both relaxation and adventure.
In September, Longgang experiences a significant transition as the summer rains begin to taper off. With a total precipitation of 68 mm (2.7 in) over 5 days, this month showcases a notable decrease from August's heavy 152 mm (6.0 in) and aligns more closely with the drier months to follow. The rainfall is still substantial enough to ensure lush greenery, typical of early autumn, while the number of rainy days remains steady, maintaining a balance between wet and clear skies. This pattern reflects a gradual shift in the climate, setting the stage for the cooler, drier days of October, as Longgang bids farewell to the peak monsoon season.
In September, Longgang experiences a notable shift in humidity levels, with an average of 74%, offering a slight reprieve from the sultry summer months. Following the peak humidity in July at 93% and August's high of 91%, this drop signifies the onset of autumn. While the humidity remains high compared to the winter months, where it dips to around 65% in January, September's conditions suggest a transition towards more comfortable weather patterns. This gradual decline from the summer highs hints at the changing seasons, making September a refreshing interlude before the cooler months ahead.
In September, Longgang, China experiences a UV Index of 8, labeled as very high exposure, with a burn time of just 15 minutes. This notable trend in late summer highlights the ongoing intensity of UV radiation as the region transitions toward autumn. Following the peak months of June through August, which consistently registered the maximum UV Index of 10, September sees a slight decrease, yet caution remains essential to prevent skin damage. As the year progresses, a gradual decline in UV intensity is observed, with a return to high levels in October, emphasizing the need for sun protection practices throughout these months. To learn more about UV trends and safety, visit Longgang UV Index.
UV Risk Categories
As summer fades into autumn, September in Longgang, China showcases a delightful transition in sunshine hours, with the month offering 282 hours of bright daylight. This figure appears to reflect a slight dip from the peak summer months of July and August, which recorded 331 and 312 hours, respectively. However, September still boasts a generous abundance of sunshine compared to the earlier months of the year, indicating a gradual yet steady descent in daylight as the region prepares for the cooler temperatures ahead. As we move into the latter months, Longgang experiences shorter days, with a downward trend visible throughout October and November, highlighting the seasonal shift and inviting a cozy atmosphere as nature begins to unfold its autumn charm.
In Longgang, China, the likelihood of sunny weather in September stands at 48%, indicating a slight dip from the summer months, where sunshine chances peaked in July at just 35% and fluctuated around 49% in August. This pattern reflects a transitional phase as the region shifts from the warmer summer towards the cooler autumn. While September might not boast the sunniest days, it remains relatively favorable compared to the sharp declines in sunshine likelihood seen in June. Travellers and locals alike can anticipate a mix of both sun and clouds as the month progresses.
As the summer warmth begins to wane, September in Longgang, China offers a transition into autumn with 12 hours of daylight, a gentle decline from the peak brightness of summer months. This gradual reduction reflects a broader trend throughout the year, where daylight gradually increases from 9 hours in January to a peak of 14 hours from May to August. Following September, daylight hours continue to dwindle, leading into the cooler months of October and November, which both see a return to 10 hours and 11 hours, respectively. This rhythmic fluctuation not only marks the changing seasons but also enriches the experience of living in this vibrant region.
As summer transitions to autumn, September in Longgang, China, brings a refreshing change with an average wind speed of 5.0 m/s (11 mph), marking a slight increase from the languid summer months. Notably, the winds start to pick up after a dip in July and August, when speeds hovered around 4.2 m/s (9 mph) and 4.1 m/s (9 mph) respectively. This boost in wind activity is a precursor to the more robust gusts expected in the coming months, with October registering a modest rise to 5.2 m/s (12 mph), and November surging to 6.3 m/s (14 mph). Overall, September serves as a transitional month, heralding the breezy days ahead and drawing in a sense of vitality as the season shifts.
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.
September and January present strikingly different weather conditions. In September, temperatures typically range from a mild 18°C (64°F) to a warm 28°C (83°F), accompanied by relatively high humidity levels of 74% and an average precipitation of 68 mm (2.7 in) over about five days. In contrast, January experiences much colder conditions, with temperatures plummeting to a minimum of -11°C (13°F) and peaking at just 6°C (44°F). This month is significantly drier, with only 12 mm (0.5 in) of precipitation spread over three days and lower humidity at 65%. For a more detailed look at January weather, visit Longgang weather in January.
In September, the weather is warm and inviting, with temperatures ranging from a minimum of 18°C (64°F) to a comfortable maximum of 28°C (83°F), accompanied by an average temperature of 23°C (74°F). The humidity is relatively high at 74%, and the month experiences about 68 mm (2.7 in) of precipitation over roughly 5 days. In contrast, February presents a starkly different climate, featuring much colder temperatures with a minimum of -7°C (20°F), an average of 1°C (34°F), and a maximum of just 12°C (54°F). With only 14 mm (0.6 in) of precipitation over 2 days and lower humidity at 62%, February offers a crisp and dry atmosphere. For more detailed insights on February weather, you can check Longgang weather in February.
September and March present a striking contrast in weather conditions. In September, temperatures range from a pleasant 18°C (64°F) to a warm 28°C (83°F), with an average of 23°C (74°F), making it a comfortable time for outdoor activities. The month also sees an average of 68 mm (2.7 in) of precipitation over about five days, coupled with relatively high humidity at 74%. Conversely, March experiences much cooler temperatures, with a minimum of -3°C (27°F) and a maximum of 17°C (63°F), averaging at only 6°C (42°F). Precipitation is significantly lower in March, totaling 19 mm (0.7 in) over about three days, and the humidity is slightly lower at 69%. For a detailed look at the weather specifics of March, you can visit Longgang weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a mild 18°C (64°F) to a warm maximum of 28°C (83°F), providing an average of 23°C (74°F). The month experiences an average of 68 mm (2.7 in) of precipitation over five days, with humidity at 74%. Conversely, April is notably cooler, with temperatures starting at a chilly 3°C (37°F) and peaking at 22°C (71°F), averaging 11°C (52°F). It sees less precipitation at 37 mm (1.4 in) over five days but has a higher humidity level of 81%. For more detailed insights into April's climate, you can check Longgang weather in April.
In comparing the weather of September and May, September typically enjoys warmer temperatures with an average of 23°C (74°F), peaking at 28°C (83°F), while May's average stands at a cooler 17°C (63°F) with a maximum of 27°C (81°F). Humidity levels are slightly lower in September at 74%, compared to May's higher humidity of 82%. Precipitation is more frequent in September, with 68 mm (2.7 in) over about five days, compared to May's 44 mm (1.7 in) during the same number of days. For more detailed information, you can check Longgang weather in May.
In comparing the weather of September and June, we notice some intriguing similarities and differences. Both months experience warm temperatures, with June's daily averages slightly lower, ranging from a minimum of 16°C (60°F) to a maximum of 28°C (82°F), compared to September's average minimum of 18°C (64°F) and maximum of 28°C (83°F). Humidity levels are higher in June at 86%, making it feel more muggy, while September's humidity is a bit more moderate at 74%. Precipitation is also relatively comparable, with June receiving 59 mm (2.3 in) over approximately six days and September experiencing slightly higher rainfall at 68 mm (2.7 in) across five days. For more detailed insights, you can check Longgang weather in June.
In comparing the weather between September and July, we can see notable differences in temperature and humidity. September features a milder temperature range with a minimum of 18°C (64°F), an average of 23°C (74°F), and a maximum of 28°C (83°F). In contrast, July tends to be warmer, showcasing a minimum of 20°C (69°F), an average of 25°C (78°F), and a peak of 31°C (89°F). Rainfall also varies, with September experiencing 68 mm (2.7 in) of precipitation over 5 days, while July has a slightly higher average of 80 mm (3.2 in) over 7 days. Additionally, September's humidity level is more comfortable at 74%, compared to the stickier 93% noted in July. For more details on July weather, visit Longgang weather in July.
In comparing the weather between August and September, we see a notable change in temperature and humidity. August is warmer, with minimum temperatures around 22°C (72°F) and an average of 26°C (79°F), peaking at 31°C (89°F). In contrast, September sees a cooler minimum of 18°C (64°F) and averages of 23°C (74°F), maxing out at 28°C (83°F). Additionally, August experiences significantly higher precipitation, totaling 152 mm (6.0 in) over 11 days, compared to September's 68 mm (2.7 in) over just 5 days. The humidity is also higher in August at 91%, while September's humidity is a more moderate 74%. For more information on August weather, check out Longgang weather in August.
September typically boasts warmer temperatures, with a minimum of 18°C (64°F) and an average of 23°C (74°F), reaching up to a maximum of 28°C (83°F). This month also experiences greater precipitation at 68 mm (2.7 in) over five days, contributing to a higher humidity level of 74%. In contrast, October brings a noticeable drop in temperatures, starting at a minimum of 9°C (49°F) and averaging 17°C (62°F), peaking at 25°C (78°F). While October sees less precipitation at 34 mm (1.3 in) over the same five days, humidity levels remain relatively stable at 72%. For more detailed insights, you can visit Longgang weather in October.
In September, the weather is warm and pleasant, with temperatures ranging from a minimum of 18°C (64°F) to a maximum of 28°C (83°F) and an average of 23°C (74°F). This month experiences around 68 mm (2.7 in) of rainfall over about five days, accompanied by a relatively high humidity level of 74%. In contrast, November brings a significant drop in temperatures, with a minimum of 1°C (34°F), an average of 10°C (51°F), and a maximum of 18°C (65°F). The month sees less precipitation at 33 mm (1.3 in) over just four days and slightly lower humidity at 71%. For more detailed information on November weather, visit Longgang weather in November.
In September, the weather is warm and inviting, with average temperatures around 23°C (74°F) and maximums reaching up to 28°C (83°F), making it ideal for outdoor activities. However, with a total precipitation of 68 mm (2.7 in) over approximately five days, occasional rain showers are common, coupled with a humidity level of 74%. In contrast, December brings a stark chill, characterized by significantly lower temperatures averaging just 3°C (38°F) and maximums peaking at 12°C (54°F). The month sees much less precipitation at 17 mm (0.7 in) spread over four days, alongside a lower humidity level of 69%. For more details on the colder month, you can refer to Longgang weather in December.
As September unfolds in Longgang, the weather showcases a delightful transition from the summer heat, with temperatures averaging a comfortable 23°C and humidity lingering at 74%. Unlike the sweltering months preceding it, this period offers a refreshing escape with occasional rainfall, totaling about 68 mm over just a few days. This unique blend of warmth and moisture creates an inviting atmosphere, making September a pleasant time for outdoor activities and exploration. To learn more about Longgang's weather patterns throughout the year, visit Longgang Climate.