Last updated: August 21, 2025
In September, Liangshan, China experiences a shift towards cooler weather, with maximum temperatures reaching 27°C (81°F) and averaging around 15°C (60°F). The season brings a refreshing change as the minimum temperatures dip to 5°C (42°F). However, it's also a month of considerable precipitation, with 102 mm (4.0 in) of rain falling over approximately 12 days, contributing to a relatively high humidity level of 84%. This combination of mild temperatures and increased moisture creates a unique climate that is both invigorating and cozy, making it a captivating time to experience Liangshan's natural beauty.
As September unfolds in Liangshan, China, the lingering warmth of summer begins to yield to the crispness of fall. The temperature sees a gentle decline, with minimums settling around 5°C (42°F) and averages hovering at 15°C (60°F). The maximum temperatures remain pleasant at 27°C (81°F), offering a comfortable transition for residents and visitors alike. This month marks a significant shift from the sweltering heat of August, characterized by peaks around 34°C (93°F), highlighting the gradual cool-down as autumn approaches. As daylight hours shorten and the air cools, September emerges as a delightful month, inviting outdoor activities amidst ideal temperatures.
In September, Liangshan experiences a substantial precipitation total of 102 mm (4.0 in), marking it as one of the wetter months of the year. The rainfall this month reflects a slight decrease from August’s peak of 133 mm (5.2 in), yet it maintains a robust level that supports the region's lush landscapes. With precipitation occurring over 12 days, September continues the trend of frequent rain characteristic of the late summer and early autumn months, ensuring that the area remains vibrant and nourished as it transitions into the cooler fall season. This period of rainfall, while slightly lower than the intense summer peaks, highlights the area's significant reliance on sustained moisture to sustain its ecological balance.
In September, the humidity in Liangshan, China reaches 84%, reflecting a noticeable increase as summer transitions to autumn. Following the trend from the previous months, this figure is slightly lower than August's consistent 78%, but still captures the lingering moisture in the air as the region gears up for the more humid autumn months. September serves as a bridge between the drier spells of May—when humidity dipped to 71%—and the wetter climes of October, which spikes to 87%. This rhythm of humidity illustrates the shifting patterns of Liangshan's climate, where each month's moisture content plays a crucial role in shaping the local environment.
In September, Liangshan's UV Index remains high at 11, placing it in the extreme exposure category with a burn time of just 10 minutes. This trend of elevated UV levels continues from the preceding months, where the index peaked at 12 in July and August. As summer transitions into autumn, the UV levels gradually decrease; however, September still demands caution due to its intense sun exposure. With this knowledge, residents and visitors alike should take necessary precautions to protect their skin during this time. For more detailed insights, check out the Liangshan UV Index.
UV Risk Categories
September in Liangshan, China, offers a beautiful blend of daylight, basking in 232 hours of sunshine—a charming transition from the summer's peak brightness. As the month follows July's impressive 321 hours and August’s 299 hours, it marks a gentle decline into autumn while still retaining a generous amount of sunlight. This gradual shift hints at a seasonal pattern, where the sunlit hours start to taper off as the year progresses. The data showcases a steady decrease from May's sun-drenched 306 hours down to September's warmth, suggesting that while summer's exuberance wanes, the early days of fall still bring delightful sunshine, perfect for exploration and enjoyment in this picturesque region.
In Liangshan, China, the likelihood of enjoying sunny weather in September stands at 40%, marking a modest return to brighter skies after the summer months. Having experienced an average of 33% sunshine in both July and August, September offers a slight improvement, suggesting a transition towards more favorable conditions as autumn approaches. However, this month's sunlight potential remains reliable compared to the stark declines seen in October, which plummets to just 19%. Observing the broader yearly trend, September's sun chance is more favorable than the upcoming months, yet still underlines the unpredictable nature of seasonal weather patterns in the region.
In Liangshan, China, the transition to autumn is marked by a noticeable shift in daylight duration throughout the year. September stands out with 12 hours of daylight, a subtle decrease from the peak summer months of June and July, which bask in 14 hours of sunlight. As the year progresses from the brighter days of spring and summer into the shorter days of fall, this reduction hints at the gradual approach of winter. The light slowly wanes, creating a serene and gentle rhythm to the changing seasons, as the community prepares for the cooler months ahead.
As September unfolds in Liangshan, China, the gentle breezes settle at an average wind speed of 2.2 m/s (5 mph), reflecting a subtle consistency that mirrors the transitional nature of the month. Following a slight uptick in the spring, where winds reached their peak in March and May at 2.6 m/s (6 mph), the winds begin to mellow, tapering off into the late summer’s tranquility. The winds remain steady through the autumn potential of October and November, maintaining that comfortable pace of 2.2 m/s before descending to their calmest in December. This gentle rhythm of the September wind not only enhances the natural beauty of Liangshan but also hints at the onset of the cooler months ahead, inviting both locals and visitors to enjoy the serene atmosphere.
Weather in Liangshan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Liangshan, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present a striking contrast in weather conditions. In September, temperatures range from a refreshing 5°C (42°F) to a warm 27°C (81°F), with an average of 15°C (60°F), making it a pleasant month marked by higher humidity at 84% and fairly significant rainfall of 102 mm (4.0 in) over 12 days. In contrast, January brings frigid temperatures that plummet to a minimum of -20°C (-5°F) and peak at only 8°C (47°F), with an average temperature of -3°C (26°F). This winter month experiences minimal precipitation of just 11 mm (0.4 in) across 3 days, and a slightly lower humidity of 76%. For more information on the specific weather conditions during this time, you can visit Liangshan weather in January.
The weather in September and February presents a striking contrast, particularly in temperature and precipitation. September typically enjoys warmer conditions, with temperatures ranging from a mild 5°C (42°F) to a comfortable 27°C (81°F), accompanied by relatively high humidity at 84% and 102 mm (4.0 in) of precipitation over 12 days. In contrast, February is characterized by a much colder climate, where temperatures can plummet as low as -19°C (-2°F) and average around -1°C (30°F), with occasional peaks at 16°C (61°F). This winter month sees significantly less precipitation, totaling just 15 mm (0.6 in) over 4 days, and a humidity level of 83%. For more detailed insights into February's weather conditions, you can check Liangshan weather in February.
In comparing the weather of September and March, notable differences become apparent. September boasts a milder climate with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 27°C (81°F), along with an average temperature of 15°C (60°F). This month also experiences more precipitation, with 102 mm (4.0 in) falling over 12 days and humidity levels at 84%. In contrast, March presents a much cooler profile, featuring temperatures from -8°C (17°F) to a maximum of 21°C (71°F), with an average of only 6°C (43°F). Precipitation is significantly lower at 33 mm (1.3 in) over 9 days, and humidity remains slightly higher at 86%. For a more detailed view of March weather, you can check out Liangshan weather in March.
In comparing September and April, we observe distinct differences in weather patterns. September boasts a higher average temperature of 15°C (60°F) compared to April's cooler average of 10°C (51°F). The maximum temperature in September can reach a warm 27°C (81°F), while April edges up to a pleasant 25°C (77°F). Additionally, September experiences more rainfall, accumulating 102 mm (4.0 in) across 12 days, whereas April sees significantly less, with only 52 mm (2.0 in) over 9 days. Humidity levels are quite similar, hovering around 84% in September and 83% in April, making both months relatively humid. For more detailed insights into April weather, you can visit Liangshan weather in April.
September and May present distinct weather patterns, with September generally being warmer yet more humid. In September, temperatures range from a minimum of 5°C (42°F) to a maximum of 27°C (81°F), while May experiences cooler temperatures from 0°C (32°F) to 29°C (84°F). Despite both months having an average temperature of around 15°C (60°F), September sees higher humidity at 84%, compared to May's 71%. Also noteworthy is the amount of precipitation; September receives 102 mm (4.0 in) over 12 days, which is considerably more than May's 74 mm (2.9 in) over just 9 days. For more specific details on weather in May, you can visit Liangshan weather in May.
In September, the weather tends to be cooler with a minimum temperature of 5°C (42°F) and an average of 15°C (60°F), peaking at a maximum of 27°C (81°F). This month also experiences higher precipitation levels of 102 mm (4.0 in) over approximately 12 days, contributing to a relatively high humidity of 84%. In contrast, June marks the onset of warmer temperatures, with a minimum of 7°C (45°F), an average of 19°C (66°F), and a maximum reaching 30°C (86°F). Precipitation during June is slightly lower at 90 mm (3.6 in) across about 10 days, with humidity levels sitting at 77%. For more specific insights, check Liangshan weather in June.
In comparing the weather of September and July, July tends to be warmer and more humid. Its average temperature reaches 21°C (70°F), with highs soaring up to 34°C (93°F), while September has a cooler average of 15°C (60°F) and maximum temperatures around 27°C (81°F). Although both months experience about 12 days of precipitation, July sees slightly more rainfall at 114 mm (4.5 in) compared to September's 102 mm (4.0 in). Furthermore, July's humidity level is lower at 78%, in contrast to September's higher humidity of 84%. For a detailed breakdown of July weather, you can visit Liangshan weather in July.
In comparing the weather of September and August, we notice a distinct shift as summer transitions into autumn. September experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 15°C (60°F), in contrast to August's warmer range, which sees a minimum of 8°C (47°F) and an average of 20°C (69°F). While August boasts a maximum temperature of 34°C (93°F), September peaks at a much milder 27°C (81°F). Precipitation levels are slightly lower in September, recording 102 mm (4.0 in) over 12 days, compared to August's 133 mm (5.2 in) over 13 days. Notably, September also has higher humidity at 84%, compared to 78% in August. For more detailed insights, check out Liangshan weather in August.
September typically offers a more moderate climate with temperatures ranging from a minimum of 5°C (42°F) to a maximum of 27°C (81°F) and an average of 15°C (60°F). The month experiences significant humidity at 84% and receives about 102 mm (4.0 in) of precipitation over 12 days. In contrast, October sees a noticeable drop in average temperatures to 9°C (48°F), with nighttime lows dipping to -1°C (31°F) and daytime highs reaching only 24°C (75°F). Precipitation decreases slightly to 87 mm (3.4 in), although it is spread across 14 days, leading to an increase in humidity to 87%. For more detailed information, you can check Liangshan weather in October.
September and November present contrasting weather patterns, highlighting the transition from late summer to the depths of autumn. In September, temperatures range from a mild 5°C (42°F) at night to a warm 27°C (81°F) during the day, with an average of 15°C (60°F). This month also sees about 102 mm (4.0 in) of precipitation over 12 days, paired with a high humidity level of 84%. By November, the situation shifts dramatically, with nighttime lows plummeting to -11°C (13°F) and daytime highs only reaching 16°C (61°F), resulting in a more frigid average of 3°C (38°F). Precipitation decreases significantly to just 27 mm (1.1 in) over 6 days, all while humidity remains notably high at 84%. For a deeper look at weather specifics during November, you can check out Liangshan weather in November.
September and December present stark contrasts in weather conditions. September typically features mild temperatures with a minimum of 5°C (42°F) and an average of 15°C (60°F), peaking at 27°C (81°F). This month is characterized by relatively high humidity at 84% and regular precipitation of 102 mm (4.0 in) over 12 days. In sharp contrast, December plunges into winter with temperatures dropping significantly, ranging from a minimum of -17°C (2°F) to an average of -3°C (27°F), and a maximum of 9°C (48°F). Precipitation drops dramatically to just 12 mm (0.5 in) over 3 days, and humidity remains slightly lower at 80%. For more detailed information, you can check Liangshan weather in December.
As September arrives in Liangshan, it ushers in a transition marked by mild temperatures and increased humidity, setting it apart from the hotter summer months. The average daily temperatures cool down, making outdoor activities more enjoyable, while the accumulated precipitation over this month signals the shift towards the wetter season ahead. With about 12 days of rain and an overall humidity level of 84%, September's weather creates a refreshing atmosphere after the sweltering heat, ideal for those looking to experience the beauty of Liangshan. For more detailed weather insights, check out Liangshan Climate.