Last updated: August 21, 2025
September in Shangri-La, China unveils a picturesque blend of crisp autumn air and lush landscapes, with average temperatures hovering around 12°C (54°F). Daily highs reach a comfortable 20°C (68°F), while nights can dip to a brisk 2°C (35°F), inviting visitors to enjoy the stunning scenery with warm layers. This month is marked by significant precipitation, totaling 161 mm (6.3 in) over 27 days, contributing to the region's rich biodiversity. With a humidity level of 91%, the atmosphere is refreshingly moist, enhancing the vibrant colors of the fall foliage and adding an enchanting allure to the serene surroundings.
In September, Shangri-La begins to transition into the cooler autumn months, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 20°C (68°F). The average temperature settles around 12°C (54°F), marking a distinct shift from the warmer summer months. This moderate climate makes September an ideal time for outdoor exploration, as the crisp air and vibrant colors of the changing leaves create a picturesque backdrop for adventures. As the month progresses, you'll notice the nights growing cooler, hinting at the approaching winter, yet the pleasant daytime temperatures still allow for comfortable experiences in this stunning region of China.
September in Shangri-La, China, marks a significant transition in the precipitation pattern as the region winds down from its peak monsoon season. With 161 mm (6.3 in) of rainfall over 27 days, September continues the high precipitation trend established during the summer months, although notably less than the torrential downpours of July and August. This month serves as a crucial buffer, transitioning from the intense wetness of the summer to the drier conditions of autumn, illustrated by a sharp drop in rainfall as it heads into October, where only 79 mm (3.1 in) is expected. The persistence of precipitation days demonstrates that while the volume may lessen, the reliance on seasonal rainfall continues, reinforcing the lush landscapes that define this picturesque area.
As summer fades into autumn, September in Shangri-La sees a notable continuation of high humidity levels, averaging an impressive 91%. This figure reflects a gradual decline from the peak of 92% experienced in August, yet it remains considerably elevated compared to the drier months earlier in the year, where levels fell below 60% in March and April. The transition into fall maintains a sense of moisture, hinting at the rich, lush landscape that characterizes this enchanting region. With October's humidity slightly decreasing to 90%, the overall trend showcases a seasonal dance between moisture and freshness, preparing the environment for the approaching cooler months while still embracing the remnants of summer's warmth.
In September, Shangri-La, China, maintains an extreme UV Index of 15, reflecting a summer trend that has carried through the warmer months. With a burn time of just 10 minutes, this highlights the need for sun protection during outdoor activities. The UV Index has remained consistently high from February to September, showcasing a peak in solar radiation as summer transitions into autumn. This pattern serves as a reminder for visitors and locals alike to stay vigilant against sun exposure, especially in the high-altitude regions of Shangri-La. For more information on UV levels throughout the year, check out Shangri-La UV Index.
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As September rolls in, Shangri-La shines with 271 hours of sunshine, which marks a gentle transition from the vibrant summer months. While the days of July, with only 237 hours, felt a bit dimmer, September reflects a reassuring brightness that carries forward from the warm, sunny embrace of May and June. Interestingly, the sunshine hours gradually increase from the somber depths of winter to the blooming brilliance of late spring. As we observe this trend, it's clear that autumn invites both warmth and a fair share of delightful sunny days, providing a perfect backdrop for exploring the picturesque landscapes of this enchanting region.
September in Shangri-La, China, offers a modest chance of sunny weather, with only a 20% probability of clear skies. This aligns with a notable trend where the summer months—June, July, and August—experience some of the lowest sunshine percentages, plummeting to just 8%. As the year progresses, sunshine opportunities gradually increase, peaking in months like November (67%) and December (58%). Thus, while September may not be your best bet for basking in sunlight, the approaching autumn hints at brighter days ahead as the year winds down.
In Shangri-La, September marks a gentle transition as daylight begins to recede, offering approximately 12 hours of sunlight. This slight decrease follows the peak summer months of June through August, where the region enjoys a splendid 13 hours of daylight. As the year progresses, the days gradually shorten, reflecting a rhythm of nature that sees January and November with the least light at just 10 hours each. September's daylight duration is reminiscent of the longer days in March and April, hinting at the balance between daylight and darkness that characterizes this enchanting area. As autumn approaches, the diminishing sunlight invites a shift in the landscape, offering a captivating blend of seasonal change and beauty.
As September settles in Shangri-La, China, the average wind speed gently drops to 1.5 m/s (3 mph), reflecting a gradual easing of breezes that started in the summer months. Following a peak in spring, where winds reached 2.4 m/s (5 mph) in April, the overall trend indicates a steady decrease as summer transitions into fall. This mild wind pattern during September signifies a tranquil atmosphere, a serene backdrop for the vibrant landscapes of Shangri-La as they prepare for the changing season. Looking ahead, the wind speeds are expected to remain modest, hovering around 1.8 m/s (4 mph) in October, keeping the air fresh yet calm in this breathtaking region.
Weather in Shangri-La varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Shangri-La, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather conditions. In September, temperatures range from a chilly 2°C (35°F) to a pleasant 20°C (68°F), with an average of 12°C (54°F). This month sees significant rainfall, with 161 mm (6.3 in) spread over 27 days, resulting in high humidity levels of 91%. In contrast, January brings much harsher conditions, with temperatures plummeting to a minimum of -25°C (-12°F) and an average of -4°C (24°F), peaking at just 10°C (51°F). Precipitation is minimal, totaling only 26 mm (1.0 in) over just 5 days, accompanied by lower humidity at 79%. For more insights into the cold weather, you can check this link: Shangri-La weather in January.
The weather in September and February presents a stark contrast, reflecting the transition from late summer to winter. September enjoys milder temperatures, ranging from a minimum of 2°C (35°F) to a comfortable maximum of 20°C (68°F), while February plunges to much colder values, with temperatures dipping as low as -23°C (-10°F). September also experiences significantly more precipitation, totaling 161 mm (6.3 in) over 27 days, compared to February’s drier conditions with only 43 mm (1.7 in) over just 8 days. The humidity remains high in both months, with September at 91% and February slightly lower at 81%. For a closer look at the weather specifics for Shagri-La during February, you can check Shangri-La weather in February.
September's weather presents a significant contrast to that of March. While September boasts a milder climate with average temperatures ranging from 2°C (35°F) to a comfortable 20°C (68°F), March experiences much colder conditions, with temperatures dipping as low as -21°C (-5°F) and averaging around 0°C (33°F). Additionally, September is marked by higher precipitation levels, receiving 161 mm (6.3 in) over 27 days, compared to March's 51 mm (2.0 in) across just 12 days. The humidity in September is also notably higher at 91%, while March has a more comfortable 57%. For more specifics about the weather during this month, you can explore Shangri-La weather in March.
In September, the weather is milder, with average temperatures ranging from a chilly 2°C (35°F) at night to a comfortable high of 20°C (68°F) during the day, alongside significant precipitation of 161 mm (6.3 in) over 27 days. The high humidity levels of 91% contribute to a damp feeling in the air. In contrast, April experiences cooler temperatures, with a minimum of -8°C (18°F), an average of 5°C (41°F), and a maximum of 17°C (62°F). The month sees much less rainfall, totaling 59 mm (2.3 in) over just 14 days, and significantly lower humidity at 59%. For more details, you can check Shangri-La weather in April.
In comparing the weather between September and May, we notice some interesting contrasts. September tends to be milder with average temperatures around 12°C (54°F) and can peak at 20°C (68°F), while May sees slightly cooler average temperatures, peaking at 21°C (70°F) but featuring a lower average of 9°C (48°F). Precipitation also varies, with September being the wetter month, accumulating 161 mm (6.3 in) over 27 days, compared to May's 97 mm (3.8 in) across 17 days. Additionally, September is more humid, with a humidity level of 91%, compared to May's 84%. For more information, you can check Shangri-La weather in May.
When comparing the weather in September and June, September tends to be slightly warmer overall, with average temperatures reaching 12°C (54°F) compared to June's 13°C (56°F). However, June has higher maximum temperatures, peaking at 22°C (72°F) versus September's 20°C (68°F). Precipitation is more frequent in September, with rain occurring on 27 days and totaling 161 mm (6.3 in), while June sees rainfall on 23 days for a total of 127 mm (5.0 in). Humidity levels are also slightly higher in September at 91%, compared to 89% in June. For more detailed information on June weather, visit Shangri-La weather in June.
In comparison to July, September experiences slightly cooler temperatures, with average highs reaching 20°C (68°F) compared to July's 21°C (70°F). The minimum temperatures in September drop to 2°C (35°F), whereas July's minimums start at 6°C (44°F).
Moreover, September sees a notable decrease in precipitation, with 161 mm (6.3 in) falling over 27 days, while July records 258 mm (10.2 in) across 29 days. Humidity remains high throughout both months, with September at 91% and July at 92%. For more detailed information on July weather conditions, you can visit Shangri-La weather in July.
In comparing the weather of September and August, September tends to be cooler, with temperatures ranging from a minimum of 2°C (35°F) to a maximum of 20°C (68°F), while August sees slightly warmer temperatures, with a minimum of 5°C (41°F) and a maximum of 23°C (73°F). Both months experience high humidity levels, hovering around 91% in September and 92% in August. Precipitation is notably reduced in September, totaling 161 mm (6.3 in) over 27 days, compared to August's 251 mm (9.9 in) across 28 days. For more detailed information, you can check Shangri-La weather in August.
In September, the weather is relatively mild, with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 20°C (68°F), accompanied by high humidity levels of 91%. The month experiences significant rainfall, totaling 161 mm (6.3 in) spread over 27 days, which contributes to a lush environment. In contrast, October sees a drop in average temperatures, with lows reaching -2°C (28°F) and highs maintaining around 20°C (69°F). Precipitation decreases to 79 mm (3.1 in) over 15 days, and humidity slightly lowers to 90%. For those interested in more specific details about October weather, you can check Shangri-La weather in October.
September's weather is characterized by milder temperatures, with averages around 12°C (54°F) and maximums reaching up to 20°C (68°F). It tends to be quite wet during this month, recording up to 161 mm (6.3 in) of precipitation over 27 days, resulting in high humidity levels of 91%. In contrast, November sees a significant drop in temperature, with minimums plummeting to -9°C (16°F) and averages dropping to only 2°C (37°F). The precipitation is much lower at just 21 mm (0.8 in) over five days, with humidity slightly decreasing to 88%. For more detailed weather insights, you can visit Shangri-La weather in November.
September and December present stark contrasts in weather conditions. In September, temperatures range from a mild minimum of 2°C (35°F) to a comfortable maximum of 20°C (68°F), accompanied by high humidity levels of 91% and significant rainfall totaling 161 mm (6.3 in) over 27 days. In contrast, December sees a sharp drop in temperatures, with minimums plunging to -21°C (-5°F) and barely reaching an average of -1°C (30°F) during the day. The precipitation is minimal in December, totaling just 14 mm (0.5 in) over only 2 days, and the humidity decreases slightly to 83%. For more details on December weather, visit Shangri-La weather in December.
As September rolls in, Shangri-La experiences a notable shift in its weather, characterized by a cooler climate and increased humidity that creates a refreshing atmosphere. Unlike the warmer summer months, temperatures hover around a comfortable average of 12°C, making it quite pleasant for outdoor activities, although mornings and evenings can be brisk. The frequent precipitation—with nearly 27 rainy days throughout the month—adds to the region's lush scenery, setting a beautiful backdrop for nature enthusiasts. This transitional month paves the way for autumn, where the vibrant colors of the landscape truly shine. For more detailed insights into the climate patterns, visit Shangri-La Climate.