Last updated: August 21, 2025
In September, Xichang, China experiences a vibrant transition into autumn, characterized by a maximum temperature reaching 35°C (95°F) and an average of 27°C (80°F), providing warm and inviting days. As evening descends, temperatures dip to a refreshing 17°C (63°F), perfect for outdoor activities. While the month is marked by 146 mm (5.8 in) of precipitation over 18 rainy days, this moisture contributes to the lush greenery that Xichang is known for. With a humidity level hovering around 75%, visitors can expect a humid climate, amplifying the lushness of the surroundings. Overall, September offers a blend of warmth and occasional showers, making it a unique time to experience the natural beauty of this scenic region.
In September, Xichang, China, enjoys a pleasant transition into fall, with temperatures exhibiting a comfortable range. The minimum temperature settles at 17°C (63°F), offering a mild start to the day, while the average daytime warmth reaches 27°C (80°F)—perfect for outdoor activities. As the month progresses, sunny afternoons can push the maximum temperature up to 35°C (95°F), creating a delightful balance between warmth and coolness. This month showcases a distinct drop from the blistering heat of summer, while still basking in enough sunshine to keep the atmosphere vibrant and inviting. As autumn approaches, Xichang's September temperatures make it ideal for exploring the scenic surroundings and enjoying the seasonal changes.
In September, Xichang experiences a notable transition in its precipitation patterns, with 146 mm (5.8 in) of rainfall over 18 days. This marks a decrease from the heavy downpours of the preceding months, particularly June and August, which see significantly higher totals of 363 mm (14.3 in) and 262 mm (10.3 in), respectively. The rainfall in September provides a much-needed respite after the summer deluges, while still contributing to the overall moist climate. As the region approaches October, the precipitation further tapers off, reflecting a gradual shift towards drier cooler months and highlighting the unique climate rhythm of Xichang throughout the year.
In September, Xichang experiences a noticeable drop in humidity, settling at 75% after a humid peak during the summer months, where percentages soared to 88% in both July and August. This transition marks a shift from the intense moisture of the summer, suggesting a gradual ease as the region moves towards the cooler autumn. Overall, the pattern reflects a gentle fluctuation throughout the year, with humidity peaking during the warmest months and tapering off as the temperatures begin to cool, showcasing the region's temperate climate.
In September, Xichang, China, experiences a notably high UV Index of 12, categorizing it as extreme and demanding caution for outdoor activities. This trend follows a summer peak where the UV Index consistently reached 13, signifying a season of intense sun exposure. As the month transitions into autumn, the UV levels slightly decrease, but the burn time remains critical at just 10 minutes. Overall, the data highlights a pronounced pattern of increasing UV intensity from January's index of 7 to the late summer and early fall extremes, urging all residents and visitors to stay vigilant about sun protection. For more detailed information, visit Xichang UV Index.
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As summer gradually gives way to autumn in Xichang, China, September shines brightly with 281 hours of sunshine, making it one of the sunniest months of the year. Following a peak in July with 300 hours, the sunshine hours begin to taper off, yet September maintains a generous amount of sunlight, just shy of the summer's heights. This decline is a natural transition, as temperatures start to cool and the days slightly shorten in preparation for the coming months. Nevertheless, the city basks in warmth and brightness, encouraging outdoor activities and vibrant community gatherings, while the lingering summer sun continues to infuse the air with an inviting glow. With May and August also featuring ample sunlight, September stands as a reminder of summer’s lingering embrace before autumn settles in.
In Xichang, China, September marks a turning point in weather patterns, presenting a 46% chance of sunny days that stands out amid the trend of fluctuating sunshine throughout the year. After experiencing a notably low likelihood of clear skies during the summer months—particularly in June and August, where the chances plummet to 12% and 13% respectively—September offers a refreshing uptick. This improvement is a welcome change, hinting at the transition into autumn, a season characterized by more stable weather conditions. Following September, the chances of sunshine begin to decline again in October, yet the preceding month holds promise for outdoor activities and enjoying the beautiful landscapes that Xichang has to offer.
In Xichang, China, September marks a gentle transition in daylight duration as the summer warmth begins to wane. With 12 hours of daylight, the month reflects a stability in daylight that mirrors August, suggesting a fade from the peak brightness of summer. As the year progresses into October, daylight once again decreases, leading us back to shorter days reminiscent of early winter. This pattern underscores the region's consistent rhythm, where longer days in May through July gradually give way to shorter ones, creating a harmonious balance throughout the year. The predictable ebb and flow of daylight not only shapes the local environment but also sets a serene backdrop for the changing seasons.
As autumn approaches in Xichang, China, the September wind whispers softly, with an average speed of just 1.2 m/s (3 mph), the calmest month of the year. This gentle breeze marks a noticeable decline from the steady currents seen in the spring and summer, which held averages around 2.1 m/s (5 mph). Notably, the transition from August to September sees a consistent decrease in wind intensity, hinting at the serene lull before autumn's arrival. Looking ahead, October promises a revitalization in the wind's energy, surging back to 2.6 m/s (6 mph), suggesting that while September may be still and tranquil, nature is gearing up for a return to livelier conditions.
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 conditions. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), with an average of 27°C (80°F). The month is characterized by significant rainfall, accumulating 146 mm (5.8 in) over 18 days, and a high humidity level of 75%. In contrast, January is much cooler, with temperatures dipping as low as -1°C (31°F) and averaging 13°C (56°F), peaking at 27°C (81°F). Precipitation in January is minimal at just 40 mm (1.6 in) over four days, and humidity levels are lower at 64%. For more information on January weather specifics, you can refer to Xichang weather in January.
September and February present stark contrasts in weather conditions. In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), culminating in an average of 27°C (80°F), accompanied by high humidity at 75%. This month also sees significant rainfall, with 146 mm (5.8 in) spread across 18 days. In contrast, February experiences much cooler temperatures, with a minimum of 0°C (33°F), an average of 14°C (57°F), and a maximum of 28°C (83°F). Precipitation is notably lower at 84 mm (3.3 in), occurring over just 10 days, and the humidity is slightly less at 68%. For more detailed insights, you can check Xichang weather in February.
When comparing the weather in September and March, significant differences emerge. September boasts warmer temperatures, with averages around 27°C (80°F) and a maximum reaching up to 35°C (95°F), while March sees cooler averages of 18°C (65°F) and a maximum of only 30°C (87°F). Precipitation is notable in both months, with September experiencing 146 mm (5.8 in) and March slightly higher at 162 mm (6.4 in), albeit both have rainfall on 18 days. Humidity levels are fairly similar, with September slightly higher at 75% compared to March's 73%. For a detailed look at March weather specifics, you can explore Xichang weather in March.
In September, temperatures range from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), with an average of 27°C (80°F). The humidity is relatively high at 75%, and the month sees about 146 mm (5.8 in) of precipitation over roughly 18 days. In contrast, April features cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 31°C (88°F), averaging around 21°C (69°F). While April has slightly higher precipitation at 183 mm (7.2 in) over 17 days, it maintains a lower humidity level of 71%. For a more detailed look at April weather, check out Xichang weather in April.
September and May both offer warm temperatures, but September tends to be hotter on average, with daytime temperatures reaching up to 35°C (95°F) compared to May's maximum of 34°C (93°F). However, May experiences slightly cooler nights, with a minimum temperature of 13°C (56°F) compared to September's 17°C (63°F). In terms of precipitation, May is wetter, receiving 211 mm (8.3 in) over 22 days, while September has 146 mm (5.8 in) spread over 18 days. Both months have high humidity levels, but May's humidity is marginally higher at 79% compared to September's 75%. For more detailed information, you can visit Xichang weather in May.
In comparing the weather between September and June, we see that both months feature similar average temperatures, with September presenting a minimum of 17°C (63°F) and a maximum of 35°C (95°F), while June starts warmer with a minimum of 20°C (68°F) and a maximum of 34°C (94°F). June experiences significantly higher precipitation, totaling 363 mm (14.3 in) over 26 days, compared to September's 146 mm (5.8 in) over 18 days. Additionally, humidity levels are relatively comparable, with June at 77% and September at 75%. For a more detailed look at June's climate, you can check Xichang weather in June.
In comparing the weather of September and July, it is clear that both months are warm, but July tends to be hotter with a minimum temperature of 23°C (74°F) compared to September's 17°C (63°F). While the average temperature in July is slightly lower at 28°C (83°F) compared to September's 27°C (80°F), the maximum temperature in July can reach up to 36°C (97°F), only slightly higher than September's peak of 35°C (95°F). Each month experiences significant rainfall, but July has more precipitation at 175 mm (6.9 in) over 22 days, versus September's 146 mm (5.8 in) over 18 days. Additionally, humidity levels are higher in July at 88%, compared to September's 75%. For further details on July weather specifics, visit Xichang weather in July.
In comparing the weather patterns of September and August, September typically experiences slightly cooler temperatures, with minimums averaging at 17°C (63°F) compared to August's warmer minimum of 23°C (73°F). The average temperature in both months remains fairly similar, with September averaging 27°C (80°F) and August slightly higher at 28°C (82°F). However, August sees higher maximum temperatures, reaching up to 36°C (97°F) compared to September's maximum of 35°C (95°F).
Precipitation is notably higher in August, with 262 mm (10.3 in) of rain over 24 days versus September's 146 mm (5.8 in) over 18 days. Additionally, humidity levels are more elevated in August at 88%, whereas September has a slightly lower humidity of 75%. For more detailed information, you can check Xichang weather in August.
In September, the weather is warmer and more humid, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), and an average temperature of 27°C (80°F). This month also sees significant rainfall, with 146 mm (5.8 inches) of precipitation spread over 18 days, resulting in a humidity level of 75%. In contrast, October brings a noticeable drop in temperature, with a minimum of 13°C (55°F) and an average of 23°C (73°F), while the maximum reaches 34°C (94°F). Rainfall is significantly less in October, totaling just 64 mm (2.5 inches) over 7 days, and humidity decreases to 65%. For a more detailed overview, check out Xichang weather in October.
In September, the weather is characterized by warm temperatures, with a minimum of 17°C (63°F) and an average high of 35°C (95°F), making it a hot month. It also experiences considerable rainfall, totaling 146 mm (5.8 inches) over 18 days, coupled with a high humidity level of 75%. In contrast, November brings a significant change, with cooler temperatures ranging from a minimum of 8°C (47°F) to an average of 19°C (66°F), and a maximum of 30°C (85°F). Additionally, the month sees much less precipitation, with only 31 mm (1.2 inches) falling over just 6 days and lower humidity at 64%. For more detailed insights into November weather, you can check Xichang weather in November.
September and December exhibit stark contrasts in weather conditions. In September, temperatures range from a minimum of 17°C (63°F) to a sweltering maximum of 35°C (95°F), with an average of 27°C (80°F). This month also experiences significant rainfall, with 146 mm (5.8 in) over 18 days, contributing to a high humidity level of 75%. In contrast, December presents a much cooler climate, with temperatures dropping to a minimum of 2°C (37°F) and averaging 13°C (56°F), peaking at 28°C (82°F). Precipitation decreases dramatically to just 27 mm (1.0 in) over 5 days, complemented by a slightly lower humidity level of 69%. For more detailed insights, you can check Xichang weather in December.
As September rolls into Xichang, the weather undergoes a notable transition. The temperatures remain warm, with highs reaching around 35°C (95°F), yet the average dips to a more comfortable 27°C (80°F), providing a pleasant respite from the peak summer heat. This month is characterized by increased precipitation, with 18 days of rainfall contributing to a noticeable rise in humidity at 75%. Compared to the drier summer months, September's wet conditions offer a lush oasis, making it a time of rejuvenation and vibrant landscapes. For a deeper dive into the changes in climate throughout the year, explore Xichang Climate.