Last updated: August 21, 2025
In Xichang, China, September brings a mix of mild temperatures and considerable rainfall, making it a unique month for both locals and visitors. The maximum temperature hovers around 27°C (82°F), while the average drops to a comfortable 18°C (64°F), providing a pleasant escape from the summer heat. However, the minimum temperature can dip to 6°C (43°F), so layering is advisable. This month witnesses 194 mm (7.6 in) of precipitation over 22 days, contributing to the region's lush landscape. With humidity levels at a high 90%, the air feels rich and vibrant, enhancing the overall atmosphere despite frequent showers.
In September, Xichang experiences a delightful transition as temperatures begin to soften, with a minimum of 6°C (43°F) and a pleasant average of 18°C (64°F). The highs reach a comfortable 27°C (82°F), creating an inviting climate perfect for outdoor exploration. This month sees a notable shift from the warmer summer days in August, where temperatures peaked at 30°C (86°F), signaling the approach of autumn. As the month progresses, the slight drop in temperature suggests a cozy ambiance, making September an ideal time for visitors to enjoy the stunning landscapes and rich cultural heritage of this beautiful region.
In September, Xichang, China experiences a significant shift in precipitation patterns, with 194 mm (7.6 in) of rain falling over 22 days. This marks a notable decrease from the peaks of July and August, which often see over 240 mm of rainfall. However, September maintains a robust level of precipitation, showcasing the region's characteristic wet season. The rainfall, while less intense than during the summer months, continues to support the lush landscapes and agricultural vitality that shape the area. As the transition into the drier months begins, the steady precipitation in September reflects a seasonal rhythm, blending the tail end of summer's abundance with the anticipation of autumn's arrival.
As September arrives in Xichang, China, the humidity reaches a peak of 90%, mirroring the sultry levels of August. This month marks the tail end of a humid season that begins to ramp up in June, when the air becomes progressively more saturated, peaking in July and August. Following the more comfortable months of spring, where humidity levels oscillate between 46% and 71%, September's high humidity can feel quite stifling. Despite a slight decrease to 86% in October, the consistent high humidity throughout the summer months underscores the region's transition into a moist and heavy climate, setting the stage for autumn's gradual cooling.
As summer fades into autumn, September in Xichang, China, continues to boast a notable UV Index of 14, categorizing it within the extreme exposure bracket. This means that, much like the months before, residents and visitors alike should remain vigilant, as unprotected skin can sustain damage in just 10 minutes of sun exposure. The trend throughout these months indicates a consistent escalation of UV intensity, peaking in July, then maintaining a high level into September. With October hinting at a slight decrease, the persistent levels of UV rays during this period highlight the importance of sun safety. For those keen on understanding local UV levels, explore more about the Xichang UV Index.
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September in Xichang, China, sees a notable decline in sunshine hours, with only 226 hours basking in the golden glow, making it one of the cloudier months of the year. This dip follows a vibrant summer, which boasts the sunniest month in August at 301 hours, and transitions into the brisk, cooler days of October, further reducing sunlight to 193 hours. A comparison with the spring months reveals that September's sunshine hours are lower than those in March, April, and May, where residents enjoyed over 290 hours of sunlight each month. While the summer months shine brightly, as the seasons turn, September serves as a gentle reminder that change is in the air, leading into the crisp embrace of autumn.
In Xichang, China, September brings a modest 26% chance of sunny weather, a notable dip compared to the sunniest months earlier in the year. As the region transitions from the vibrant summer, where sun probabilities peak in March at 68%, the likelihood of bright, clear skies decreases sharply with June and July revealing a stark contrast at just 6% and 15%, respectively. While September straddles the end of the rainy season, the 26% chance of sunshine indicates a window of opportunity for outdoor exploration, slightly more favorable than the subsequent months of October and November, which stabilize around 21% and 35%. Travelers should be prepared for variability, but with a little luck, September can still offer delightful sunny spells amidst the shifting autumn climate.
As September arrives in Xichang, China, the daylight duration begins to shift, offering a gentle transition from the long, sunlit days of summer. With 12 hours of daylight, September marks a subtle decrease from the peak of 13 hours experienced in the summer months of May through August. This gradual reduction foreshadows the approach of autumn, where daylight hours continue to decline, ultimately reaching 10 hours by December. The progression throughout the year reflects a rhythmic dance of light and shadow, inviting residents and visitors alike to savor the lingering warm days of fall before the shorter, cooler days take hold.
In Xichang, China, the winds of September weave a gentle tapestry of breezes, averaging 1.4 m/s (3 mph). This marks a slight increase from the quieter gusts of mid-summer, where winds dipped to 1.2 m/s (3 mph) in July and held steady through August. As the year transitions, we observe an overall decline in wind speed during the summer months, with the breezes gradually picking up momentum as autumn approaches. Interestingly, the winds begin to gather strength again in October, hinting at a seasonal shift, suggesting that nature is preparing for the more vigorous winds of fall. As September marks this pivotal point, the experience of the softly rustling leaves under these light winds is a reminder of the subtle transitions that characterize the changing seasons.
Weather in Xichang varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Xichang, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather patterns. In September, temperatures range from a balmy 6°C (43°F) to a warm 27°C (82°F), with an average of 18°C (64°F). The month is quite humid, with 90% humidity and frequent rainfall, totaling 194 mm (7.6 in) over 22 days. Conversely, January brings a much colder climate, with temperatures dipping to a minimum of -7°C (21°F) and reaching a maximum of 18°C (65°F), averaging around 6°C (44°F). Precipitation is minimal at 20 mm (0.8 in) over just 5 days, accompanied by a significantly lower humidity level of 65%. For more detailed information, you can check out Xichang weather in January.
In comparing the weather of September and February, we see a marked contrast in temperatures and overall conditions. September boasts a mild average temperature of 18°C (64°F), with daytime highs reaching up to 27°C (82°F) and only a slight chill at night with lows of 6°C (43°F). This month also experiences significant rainfall, with precipitation of 194 mm (7.6 in) spread over 22 days and high humidity at 90%. In stark contrast, February is much cooler, characterized by a chilly average of 7°C (46°F), with maximum temperatures of 22°C (71°F) and nighttime lows dropping to -6°C (21°F). This month is relatively dry, receiving just 19 mm (0.7 in) of precipitation over 4 days and a lower humidity level of 69%. For more details on February's weather, you can check this link: Xichang weather in February.
September and March present contrasting weather conditions. September boasts a wider temperature range, with minimums around 6°C (43°F) and maximums reaching up to 27°C (82°F), averaging at 18°C (64°F). This month sees considerable precipitation, totaling 194 mm (7.6 in) over 22 days, along with high humidity levels at 90%. In contrast, March experiences cooler temperatures, with minimums dropping to 0°C (32°F) and maximums peaking at 28°C (83°F), resulting in an average of 12°C (55°F). Precipitation is significantly lower in March, totaling just 29 mm (1.1 in) over 8 days and a much drier humidity level at 46%. For more detailed information, check out Xichang weather in March.
When comparing the weather in September and April, notable differences emerge in temperature and precipitation. September typically experiences milder conditions with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 27°C (82°F). However, it is also quite humid, boasting a high humidity level of 90% and significant rainfall of 194 mm (7.6 in) over 22 days. In contrast, April offers cooler temperatures with a minimum of 1°C (34°F) and an average maximum of 32°C (89°F). This month sees much less precipitation, totaling only 38 mm (1.5 in) over 8 days, and lower humidity at 54%. For further information on April weather, you can visit Xichang weather in April.
When comparing the weather of September and May, we see notable differences in temperature and precipitation patterns. September experiences a wider temperature range, with lows of 6°C (43°F) and highs reaching 27°C (82°F), while May has a slightly lower minimum of 4°C (40°F) but can peak at a warmer 31°C (87°F). In terms of humidity, September is notably more humid at 90%, compared to May's 71%, making the former feel more muggy. Additionally, September has significantly higher precipitation, with 194 mm (7.6 in) over 22 days, compared to May's 84 mm (3.3 in) over just 14 days. For a detailed look at weather conditions in May, you can visit Xichang weather in May.
The weather in September contrasts notably with that of June. September features cooler temperatures, with a minimum of 6°C (43°F) and an average of 18°C (64°F), compared to June's higher minimum of 11°C (52°F) and average of 20°C (68°F). Additionally, September can reach a maximum of 27°C (82°F), while June sees warmer highs of up to 31°C (88°F). Precipitation levels are quite similar, with September experiencing 194 mm (7.6 in) over 22 days, and June slightly less at 190 mm (7.5 in) over 25 days. Humidity is also higher in September at 90%, compared to June’s 82%. For more detailed insights about June weather, you can check Xichang weather in June.
When comparing the weather in September and July, we see notable differences in temperature and precipitation. September experiences a range from a minimum of 6°C (43°F) to a maximum of 27°C (82°F), with an average temperature of 18°C (64°F). In contrast, July is warmer, with temperatures ranging from 12°C (53°F) to 29°C (84°F) and an average of 20°C (68°F). While September has slightly lower precipitation at 194 mm (7.6 in) over 22 days, July is wetter, accumulating 247 mm (9.7 in) across 25 days. Humidity levels are quite similar, with September at 90% and July at 89%. For more detailed July weather information, check out Xichang weather in July.
September weather shows a noticeable shift compared to August, with cooler temperatures and slightly less precipitation. The minimum temperature drops from 11°C (53°F) in August to 6°C (43°F) in September, while the average temperature decreases from 20°C (68°F) to 18°C (64°F). Additionally, September experiences a maximum temperature of 27°C (82°F), compared to August's peak of 30°C (86°F). Although precipitation decreases from 245 mm (9.7 in) in August to 194 mm (7.6 in) in September, both months feature high humidity of 90%. For more details on August weather, visit Xichang weather in August.
In September, the weather is characterized by a warm average temperature of 18°C (64°F) and peaks that can reach up to 27°C (82°F). However, this month also sees a significant level of precipitation, with 194 mm (7.6 in) over 22 days, resulting in high humidity levels of around 90%. In contrast, October brings cooler temperatures, with an average of 14°C (58°F) and a maximum of 26°C (79°F). This month also experiences less rainfall, totaling 145 mm (5.7 in) while maintaining a similar number of rainy days at 22, and the humidity slightly decreases to 86%. For more detailed insights, you can check out Xichang weather in October.
In September, the weather is warm and humid, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 27°C (82°F) and an average of 18°C (64°F). This month experiences significant rainfall, totaling 194 mm (7.6 in) over 22 days, resulting in a higher humidity level of 90%.
In contrast, November brings a noticeable chill, with temperatures dropping to a minimum of -2°C (29°F), an average of 10°C (50°F), and a maximum of 21°C (70°F). Rainfall is much lighter, at just 47 mm (1.8 in) over 12 days, and humidity decreases slightly to 85%. For more details about the weather in November, you can check Xichang weather in November.
September and December exhibit stark contrasts in terms of weather patterns. In September, temperatures range from a minimum of 6°C (43°F) to a maximum of 27°C (82°F), with an average of 18°C (64°F). The month sees significant rainfall, with 194 mm (7.6 in) spread over 22 days, leading to high humidity levels at 90%. In contrast, December experiences much colder temperatures, with a minimum of -6°C (22°F) and a maximum of 17°C (63°F), averaging around 6°C (44°F). Precipitation in December drops dramatically to 26 mm (1.0 in) over just 7 days, and humidity decreases to 73%. For more details, you can check Xichang weather in December.
As September unfolds in Xichang, it brings a unique blend of mild temperatures and high humidity, setting it apart from other months. With average readings hovering around a comfortable 18°C, the weather offers a brief respite before the chill of autumn sets in. However, the region also experiences frequent rainfall, with nearly three-quarters of the month marked by precipitation, making it one of the wetter times of the year. This stark contrast to the drier summer months creates a lush and vibrant environment, perfect for exploring the natural beauty of the area. For a deeper understanding of Xichang's weather patterns throughout the year, visit Xichang Climate.