Last updated: August 21, 2025
December in Xichang, China offers a cool and refreshing climate, with temperatures peaking at a pleasant 28°C (82°F) during the day and dipping to a chilly 2°C (37°F) at night. The average temperature hovers around 13°C (56°F), making it an ideal time for outdoor activities. Visitors can expect light rainfall, with 27 mm (1.0 in) of precipitation spread across 5 days, contributing to a relatively high humidity level of 69%. Overall, December is a diverse month that beautifully blends cooler temperatures with occasional rain, perfect for exploring the scenic landscapes of Xichang.
In December, Xichang, China experiences a shift towards cooler temperatures as the year winds down. The month begins with a minimum temperature of 2°C (37°F) and an average hovering around 13°C (56°F), while daytime highs can reach up to 28°C (82°F). This pattern illustrates a transition from the milder autumn months, as the average temperature drops significantly from the previous month, reflecting a typical winter cooling trend. Embracing the crisp air and clear skies, December offers a pleasant blend of cool mornings and relatively warm afternoons, making it an ideal time for outdoor exploration amidst the beautiful winter scenery.
In December, Xichang, China experiences a noticeable drop in both precipitation amount and rainy days compared to the preceding months. With just 27 mm (1.0 in) of rain over a mere 5 days, December marks the onset of the dry season, following a peak in rainfall earlier in the year, particularly during the monsoon months of June and May. This seasonal transition is evident as the region shifts from a lush, rain-soaked landscape, experiencing over 363 mm (14.3 in) of precipitation in June, to a quieter, drier winter month. As December closes the year, the reduction in precipitation not only alters the atmosphere but also signals a time for the local community to prepare for the drier months ahead.
In Xichang, China, December sees a relative humidity of 69%, marking a slight increase from the preceding months, where humidity levels fluctuate between 64% and 68% in November and October. This modest rise signals the onset of the winter season, as the region transitions from its wetter summer months, peaking at an impressive 88% in July and August. The gradual decrease towards the end of the year highlights a diminishing but sustained humidity, suggesting a comfortable coolness that balances the crisp air of winter with the remnants of moisture from previous months. As such, December serves as a bridging point, maintaining a pleasant atmospheric quality before plunging into the colder months of January and February.
As the year winds down, December in Xichang, China sees a noticeable drop in the UV Index, landing at 7, categorized as high. This change marks a shift from the intense rays of the summer months, where the UV Index peaked at 13 from May to August, requiring a mere 10 minutes of exposure before burning. In contrast, December allows for a more lenient 25 minutes of sun exposure before the risk of skin damage increases. This trend illustrates an overall seasonal pattern where UV levels are highest from March through August, emphasizing the importance of sun safety during the warmer months, while encouraging more leisurely outdoor activities in December. For a detailed view of the UV Index throughout the year, check out Xichang UV Index.
UV Risk Categories
In December, Xichang basks in 254 hours of sunshine, a noteworthy conclusion to a year characterized by a dazzling display of light. The months leading up to December show a consistent upward trend in sunlight hours, peaking in the summer with 300 hours in July. As the year progresses, daylight gradually diminishes, yet December’s total remains impressively vibrant, only slightly less than the sunlit splendor of the autumn months. This steady illumination not only brightens the winter season but also highlights Xichang's unique climate, where the warmth of sunshine can still be felt even as the year draws to a close.
In Xichang, China, December offers a 55% chance of sunny weather, positioning it favorably among the cooler months. As the year winds down, sunlight becomes increasingly elusive following a peak in January, where the sun graces the region 71% of the time. While the likelihood of sunshine dips in the spring and summer months, December stands as a solid choice for those seeking a balance of crisp air and occasional sun. Notably, the sunny odds soften in June and August, but rebound slightly in the autumn, making December a pleasant respite before winter fully sets in.
In Xichang, China, the daylight duration experiences a dynamic shift throughout the year, showcasing a clear seasonal pattern. Starting from 10 hours in January and gradually increasing to a peak of 13 hours between May and July, the days become noticeably longer as spring blossoms into summer. This trend reverses swiftly as autumn sets in, with daylight waning back to 10 hours by December. The steady rhythm of daylight, fluctuating from 10 to 13 hours, reflects the region's vibrant seasonal changes, inviting residents and visitors alike to embrace the varying lengths of day that mark the passage of time in this beautiful part of China.
In December, Xichang experiences a pleasant shift in its seasonal winds, averaging 2.4 m/s (5 mph), just slightly above the year’s average. Throughout the year, wind speeds have demonstrated a gentle ebb and flow, with the highest gusts occurring in October at 2.6 m/s (6 mph), while the warmer months of August and September saw a notable dip to 1.5 m/s (3 mph) and 1.2 m/s (3 mph), respectively. The transition into winter brings a refreshing increase, suggesting that as temperatures drop, the winds pick up just enough to invigorate the atmosphere without overwhelming it, making December an ideal time for outdoor festivities and exploration in this charming corner of China.
Weather in Xichang varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Xichang, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January present a notable shift in weather conditions, particularly in temperature and precipitation. While December enjoys milder temperatures with a minimum of 2°C (37°F) and a maximum of 28°C (82°F), January sees a slight drop, with temperatures ranging from a minimum of -1°C (31°F) to a maximum of 27°C (81°F). Despite both months having a similar average temperature of around 13°C (56°F), January experiences increased precipitation, measuring 40 mm (1.6 in) over 4 days, compared to December's 27 mm (1.0 in) over 5 days. The humidity also drops slightly in January to 64% from December’s 69%. For a detailed look at the January weather, you can check Xichang weather in January.
In December, temperatures in Xichang range from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), averaging around 13°C (56°F), with relatively low precipitation of 27 mm (1.0 in) over about 5 days. The humidity sits at a comfortable 69%. In contrast, February offers slightly cooler minimum temperatures at 0°C (33°F) but averages similarly with highs reaching 28°C (83°F) and an average of 14°C (57°F). However, February experiences significantly more rainfall, with 84 mm (3.3 in) spread over 10 days, and humidity remains close at 68%. For more detailed weather insights, you can visit Xichang weather in February.
In December, the weather tends to be milder, with temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), averaging around 13°C (56°F). Precipitation is relatively low, with only 27 mm (1.0 in) falling over about 5 days and humidity sitting at 69%. In contrast, March experiences warmer conditions, featuring a minimum temperature of 5°C (40°F) and a maximum of 30°C (87°F), with an average of 18°C (65°F). However, March is significantly wetter, receiving 162 mm (6.4 in) of rain over approximately 18 days, and a slight increase in humidity to 73%. For more details, check out Xichang weather in March.
December and April exhibit notable differences in weather patterns. In December, temperatures range from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), with an average of 13°C (56°F). The month sees relatively low precipitation, totaling 27 mm (1.0 in) over about 5 days, and humidity levels at 69%. In contrast, April experiences warmer conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 31°C (88°F) and an average of 21°C (69°F). However, April also brings significantly more rainfall, with 183 mm (7.2 in) falling over 17 days, and slightly higher humidity at 71%. These contrasts highlight the transition from the cooler, drier December to the warmer and wetter April. For more detailed information, check Xichang weather in April.
In comparing the weather of December and May, the differences are quite pronounced. December experiences milder temperatures, ranging from a minimum of 2°C (37°F) to a maximum of 28°C (82°F), with an average of 13°C (56°F). This month sees relatively low precipitation, totaling 27 mm (1.0 in) over just 5 days, and a humidity level of 69%.
In contrast, May brings significantly warmer conditions, with temperatures stretching from a minimum of 13°C (56°F) to a scorching maximum of 34°C (93°F) and an average temperature of 25°C (77°F). Rainfall increases dramatically during this month, accumulating to 211 mm (8.3 in) over 22 days, accompanied by higher humidity at 79%. For more detailed insights, you can check out Xichang weather in May.
December and June present starkly different weather conditions. In December, temperatures range from a cool 2°C (37°F) at their lowest to a warm 28°C (82°F) at the peak, with an average of 13°C (56°F). The month sees relatively low rainfall, accumulating only 27 mm (1.0 in) over about five days, and a humidity level of 69%. In contrast, June boasts significantly higher temperatures, with a minimum of 20°C (68°F), an average of 27°C (80°F), and a maximum reaching 34°C (94°F). This month also experiences considerable rainfall at 363 mm (14.3 in) spread over 26 days, along with higher humidity at 77%. For more details, check Xichang weather in June.
In December, the weather is considerably milder, with average temperatures ranging from a minimum of 2°C (37°F) to a maximum of 28°C (82°F). The month experiences relatively low precipitation of 27 mm (1.0 in) over about 5 days, with humidity around 69%. In contrast, July presents a starkly different climate, characterized by much warmer temperatures, with averages between 23°C (74°F) and 36°C (97°F). It is also a wetter month, receiving 175 mm (6.9 in) of rain across 22 days, along with higher humidity levels at 88%. For a closer look at the July climate specifics, check out Xichang weather in July.
When comparing the weather in December and August, significant differences emerge in temperature and precipitation. December features milder temperatures, with a minimum of 2°C (37°F) and a maximum of 28°C (82°F), averaging around 13°C (56°F). In contrast, August is markedly warmer, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 36°C (97°F), averaging 28°C (82°F). Furthermore, August is much wetter, receiving around 262 mm (10.3 in) of precipitation over 24 days, whereas December experiences just 27 mm (1.0 in) over 5 days. The humidity is also notably higher in August at 88%, compared to December's 69%. This illustrates the distinct seasonal shifts, making August a time for heavier rainfall and heat. For more detailed information on the conditions specific to that month, check out Xichang weather in August.
December and September exhibit stark contrasts in weather. December experiences cooler temperatures, with a minimum of around 2°C (37°F) and an average of 13°C (56°F), while September boasts warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to an average of 27°C (80°F) and peaks reaching up to 35°C (95°F). Additionally, September is notably wetter, receiving 146 mm (5.8 in) of precipitation across 18 days compared to December's much lighter rainfall of 27 mm (1.0 in) over just 5 days. Humidity levels are also slightly elevated in September at 75%, compared to 69% in December. For more detailed information, you can check Xichang weather in September.
In comparing the weather of December and October, we see a notable shift in temperatures and precipitation patterns. December experiences cooler temperatures, with a minimum of 2°C (37°F) and an average of 13°C (56°F), significantly lower than October's minimum of 13°C (55°F) and an average of 23°C (73°F). Additionally, October sees higher maximum temperatures, reaching up to 34°C (94°F) compared to December's maximum of 28°C (82°F). Precipitation is also more pronounced in October, with 64 mm (2.5 in) over 7 days, contrasted with December's 27 mm (1.0 in) over 5 days. Despite this, humidity levels remain fairly close, with December at 69% and October at 65%. For a detailed look at the weather specifics in October, you can explore Xichang weather in October.
In comparing the weather between November and December, we can observe some notable differences. December experiences a cooler temperature range, with a minimum of 2°C (37°F) and an average of 13°C (56°F), compared to November's warmer minimum of 8°C (47°F) and average of 19°C (66°F). November also boasts a slightly higher maximum temperature of 30°C (85°F), while December's maximum reaches 28°C (82°F). Precipitation levels are somewhat comparable, with December receiving 27 mm (1.0 in) over 5 days, slightly less than November's 31 mm (1.2 in) across 6 days. Additionally, December's humidity sits at 69%, which is slightly higher than November's 64%. For more details on November's weather, you can check Xichang weather in November.
As December arrives, Xichang experiences a notable shift in its weather patterns, where the cooler temperatures begin to replace the mild warmth of previous months. With maximums reaching 28°C and an average of 13°C, the climate remains relatively comfortable, though nighttime can bring a brisk chill with temperatures dipping to around 2°C. Unlike the wetter summer months, December offers a respite with only about 27 mm of precipitation and sporadic rainy days. The humidity level of around 69% adds a touch of crispness to the air, making it a unique time to enjoy the beauty of this charming region. For a deeper understanding of Xichang's weather trends throughout the year, visit Xichang Climate.