Last updated: August 21, 2025
In September, the weather in Longshan, China showcases a harmonious blend of warmth and moisture that characterizes this late summer month. With a maximum temperature reaching 29°C (85°F) and an average of 21°C (70°F), the air remains pleasantly warm, ideal for outdoor explorations. However, the minimum temperature can dip to 13°C (56°F), suggesting a chillier start to the day. The region experiences substantial precipitation, totaling 257 mm (10.1 in) across 27 days, contributing to the lush landscapes and high humidity levels of 88%. This combination of warmth and regular rainfall creates a vibrant and refreshing environment, perfect for experiencing the beauty of Longshan in transition to autumn.
As September rolls into Longshan, China, the temperatures begin to shift subtly, marking the transition toward autumn. With minimums averaging around 13°C (56°F) and maximums reaching a pleasant 29°C (85°F), the weather offers a comfortable warmth that's ideal for outdoor activities. The average temperature settles at 21°C (70°F), striking a perfect balance that encourages exploration of the area's natural beauty and cultural offerings. This month also sees a decrease from the warmer summer months, suggesting a gradual cooling trend as the season progresses, making September a wonderfully inviting time to visit Longshan.
In September, Longshan experiences a significant drop in precipitation compared to the preceding months, with 257 mm (10.1 in) of rainfall recorded over 27 days. This marks a continuation of the heavy rains that dominate the peak of summer, especially July and August, which both saw over 400 mm. However, September's rainfall is still substantial, reflecting the lingering effects of the monsoon season. As the month transitions into autumn, the frequency of rainy days remains high, suggesting a persistent, albeit decreased, moisture in the air before the onset of drier October. This trend indicates a gradual shift from the intense summer downpours to more moderate autumn rains, setting the stage for a change in Longshan's climate dynamics.
In Longshan, China, the humidity levels showcase a distinct seasonal trend throughout the year. Starting at a comfortable 65% in January, the humidity rises steadily, peaking at an intense 93% in July. This high moisture continues through August, only to slightly dip to 88% in September, marking the onset of the fall season. While September's humidity remains significant, it indicates a gradual transition towards cooler months, as October sees a slight decrease to 86%. This pattern highlights the region's humid summers and the persistence of moisture as autumn approaches, creating a unique climatic experience for residents and visitors alike.
In September, Longshan, China, experiences a UV Index of 13, keeping it in the extreme exposure category, with a burn time of just 10 minutes. This trend reflects the region's peak UV intensity during the summer months, with the index consistently hovering between 14 and 15 from May through August. As the days gradually shorten heading into fall, the UV Index drops slightly, but caution is still essential. This month marks a transition toward lower exposure levels, yet sun protection remains vital. To better understand and prepare for outdoor activities, explore more at Longshan UV Index.
UV Risk Categories
September in Longshan, China, offers a delightful transition into autumn, boasting 271 hours of sunshine. This month stands as a bridge between the summer's peak brightness, with May reaching an impressive 342 hours, and the slightly dimmer days of October, which follows with 275 hours. As we trace the sunshine hours throughout the year, a clear pattern emerges: the earlier months of the year, particularly March and April, shine brightly, while the summer months of June and July dip lower into the 200s. September's mild sunshine provides a pleasing balance as the days begin to cool, signaling a gentle shift toward the cozy, cloudier months that lie ahead. Overall, it’s a reflective time to enjoy the lingering warmth before the advent of winter.
In Longshan, China, the likelihood of sunny weather in September sees a notable dip to just 16%, marking a significant change from the higher probabilities seen earlier in the year. This decline follows a trend of decreasing sunshine as summer wanes, with July and August presenting even lower chances of clear skies at 5% and 7%, respectively. As autumn approaches, the weather becomes more unpredictable, making September one of the cloudier months in Longshan. For those hoping to catch some sunshine, it's wise to prepare for overcast days as the region transitions into the cooler, more settled weather of autumn.
In Longshan, China, the transition into September marks a subtle shift in daylight hours, as the region experiences 12 hours of daylight—a consistency that follows the peak summer months. The progression from January's 10 hours slowly builds to a summer zenith in May, June, and July, where daylight stretches to 13 hours. As summer fades, daylight in August commences a gentle descent, aligning with the onset of fall, which continues into October with a gradual taper back to 11 hours. This rhythmic cycle offers residents and visitors alike a vibrant tapestry of daylight that reflects the changing seasons, inviting a blend of outdoor activities and cozy indoor moments as the year progresses.
In September, Longshan experiences its calmest winds of the year, with an average speed of only 1.0 m/s (2 mph). This gentle breeze signals the transition from summer's warmth to autumn's embrace, reflecting a distinct downward trend in wind speed as the months pass. While the early spring and summer months feature slightly brisker gusts—peaking at 2.3 m/s (5 mph) in March—September’s stillness invites moments of tranquility. Interestingly, this quiet period follows a summer of minimal wind activity, notably in July and August, when speeds drop to 1.2 m/s (3 mph). As autumn approaches, the landscape of Longshan shifts, not just in temperature but in the soothing rhythm of its September air, offering a serene backdrop for reflection and exploration.
Weather in Longshan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Longshan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly different weather patterns. In September, temperatures range from a mild 13°C (56°F) to a warm high of 29°C (85°F), with an average of 21°C (70°F). However, this month also brings significant rainfall, with 257 mm (10.1 in) of precipitation over 27 days, and high humidity at 88%. In contrast, January experiences much cooler temperatures, with a minimum of 0°C (33°F), an average of 11°C (52°F), and a maximum of 22°C (73°F). Precipitation is notably less, with only 39 mm (1.5 in) across just 4 days, and humidity drops to a more comfortable 65%. For more detailed insights, you can check Longshan weather in January.
September and February present contrasting weather patterns. September typically boasts warmer temperatures, with averages around 21°C (70°F) and highs reaching up to 29°C (85°F), while February is cooler, averaging 13°C (55°F) and peaking at 24°C (75°F). Additionally, September experiences significantly higher precipitation, totaling 257 mm (10.1 in) over 27 days, compared to February's relatively dry 25 mm (1.0 in) across just 6 days. Humidity is also notably higher in September at 88%, while February sees a more moderate level of 69%. For a closer look at February weather in Longshan, you can check Longshan weather in February.
September and March offer distinct weather experiences, with September typically featuring warmer temperatures and heavier rainfall. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), accompanied by high humidity at 88% and significant precipitation of 257 mm (10.1 in) over 27 days. In contrast, March boasts cooler temperatures, with a minimum of 3°C (38°F) and an average of 16°C (61°F), peaking at 28°C (83°F). This month sees much less rainfall, totaling only 53 mm (2.1 in) over just 6 days, and a lower humidity level of 44%. For a closer look at March weather, check out Longshan weather in March.
In September, the weather is characterized by warmer temperatures, with an average of 21°C (70°F) and maximums reaching up to 29°C (85°F). However, it is also quite rainy, with 257 mm (10.1 in) of precipitation spread over 27 days and high humidity at 88%. In contrast, April experiences milder conditions, with an average temperature of 18°C (65°F) and maximums around 30°C (87°F). There is significantly less rainfall in April, totaling 108 mm (4.2 in) over just 13 days, and the humidity is much lower at 48%. For more specific weather details, you can refer to Longshan weather in April.
In comparing the weather of September and May, September tends to be a bit warmer overall, with average temperatures reaching 21°C (70°F) compared to May's 20°C (68°F). However, September experiences significantly more precipitation, with 257 mm (10.1 in) over 27 days, compared to May's 131 mm (5.2 in) across 18 days. Additionally, September is more humid with a humidity level of 88%, while May maintains a more comfortable 74% humidity. For those looking for details on May's weather, you can visit Longshan weather in May.
Comparing the weather in September and June reveals some interesting similarities and differences. Both months feature an average temperature of around 21°C (70°F), but June tends to start slightly warmer with minimum temperatures around 15°C (60°F) compared to September's 13°C (56°F). The maximum temperature in June also reaches 30°C (86°F), a notch higher than September's maximum of 29°C (85°F). Precipitation is more pronounced in June, with 317 mm (12.5 in) of rainfall over 28 days, while September sees 257 mm (10.1 in) across 27 days. Humidity remains constant at 88% for both months, contributing to a muggy atmosphere. For further insights, you can explore Longshan weather in June.
In comparing the weather of September and July, both months exhibit similar average temperatures, around 21°C (70°F), but they differ significantly in other aspects. September tends to be cooler, with minimum temperatures of 13°C (56°F) compared to July's 17°C (63°F). Although the maximum temperatures are slightly higher in July, reaching up to 30°C (86°F), September sees a high of 29°C (85°F). Precipitation is notably heavier in July, with 441 mm (17.4 in) falling over 30 days, compared to September's 257 mm (10.1 in) over 27 days. The humidity is also higher in July at 93%, versus 88% in September. For more specific details, you can refer to Longshan weather in July.
In comparing the weather of September and August, we see a slight decrease in temperature, with September experiencing a minimum of 13°C (56°F) compared to August's minimum of 17°C (63°F). Both months have similar average temperatures around 21°C (70°F), but August peaks at a maximum of 30°C (87°F), while September reaches a slightly lower maximum of 29°C (85°F). Precipitation, however, is notably lower in September, with 257 mm (10.1 in) over 27 days, compared to August's 420 mm (16.5 in) over 30 days. Humidity levels remain high in both months, at 88% in September and 91% in August. For more detailed information, check out Longshan weather in August.
In September, the weather features warmer temperatures with a minimum of 13°C (56°F) and an average of 21°C (70°F), peaking at 29°C (85°F). This month is also characterized by significant rainfall, totaling 257 mm (10.1 in) over 27 days, combined with high humidity levels at 88%.
October sees a slight drop in temperatures, with a minimum of 9°C (48°F) and an average of 19°C (67°F), while the maximum remains close at 28°C (83°F). Precipitation decreases to 162 mm (6.4 in) over 23 days, and humidity sees a marginal decline to 86%. Overall, October tends to be cooler and drier than September, offering a more comfortable climate. For more details, check out Longshan weather in October.
September and November present quite a contrast in weather. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). The month is characterized by high humidity at 88% and significant rainfall, accumulating 257 mm (10.1 in) over 27 days. In contrast, November offers cooler conditions, with temperatures ranging from a low of 5°C (41°F) to a high of 24°C (76°F) and an average temperature of 15°C (59°F). Precipitation drops significantly to 53 mm (2.1 in), occurring over just 7 days, and humidity remains slightly lower at 85%. This shift from the humid, rainy backdrop of September to the drier and cooler November weather signifies the transition into winter. For more details, you can check Longshan weather in November.
September and December display quite contrasting weather patterns. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 29°C (85°F), with an average of 21°C (70°F). The month experiences considerable rainfall, with a total of 257 mm (10.1 in) over 27 days, contributing to a high humidity level of 88%. In stark contrast, December sees much cooler temperatures, with a minimum of 1°C (34°F), an average of 12°C (54°F), and a maximum of 22°C (71°F). Additionally, December is much drier, with only 28 mm (1.1 in) of precipitation over just 3 days and a lower humidity of 79%. For more detailed information on December weather, you can visit Longshan weather in December.
As September unfolds in Longshan, the weather showcases a unique transition, characterized by a delightful blend of warmth and high humidity, with average temperatures hovering around a pleasant 21°C (70°F). Unlike the scorching heat of summer, this month experiences a noticeable drop in daytime temperatures, making it more comfortable for outdoor adventures. However, frequent rainfall—with nearly 27 days seeing precipitation—adds to the lush ambiance of the surroundings, contributing to the region's vibrant scenery. This period also marks a significant increase in humidity, often reaching up to 88%, creating a refreshing atmosphere that feels both invigorating and tropical. For those interested in a detailed overview, visit Longshan Climate for more insights into the area's captivating weather patterns.