Last updated: August 21, 2025
December in Yunnan, China showcases a refreshing climate, with maximum temperatures reaching 23°C (74°F) and dipping to an average of 9°C (48°F). As the month progresses, the temperature can plummet to a chilly -2°C (29°F) at night, creating a notable contrast. Precipitation is moderate, with 51 mm (2.0 in) falling over 9 days, contributing to a relatively humid atmosphere, with average humidity levels around 75%. This intriguing blend of temperatures and moisture makes December a unique time to experience Yunnan's diverse landscape and vibrant culture.
In Yuannan, China, December marks a seasonal shift as temperatures cool down, with a minimum of -2°C (29°F) and an average of 9°C (48°F), providing a festive chill in the air. This contrasts sharply with the preceding months, where mild temperatures prevailed, peaking at 36°C (96°F) in May and June. As the year draws to a close, December's maximum temperature reaches a comfortable 23°C (74°F), reminiscent of early spring rather than winter. This pattern sets the stage for a gradual warm-up in the following months, highlighting Yuannan's unique climate trajectory — where winter's bite gives way to milder conditions, creating a diverse and appealing climate year-round.
In December, Yunnan experiences a significant shift in its precipitation patterns, with 51 mm (2.0 in) of rainfall spread over 9 days. This marks a notable decrease compared to the wetter months preceding it, particularly May and June, which boast the highest rainfall amounts of 260 mm and 322 mm, respectively. December's precipitation also signals a transition towards the drier winter months, following November's average of 67 mm. The pattern suggests a consistent reduction in both precipitation volume and frequency as the year comes to a close, making December a generally drier month while still retaining some rain to nourish the region’s lush landscapes.
In December, Yuannan, China experiences a relative humidity of 75%, marking a slight decrease from the intensifying levels seen throughout the summer months, where humidity peaked at 89% in July. As the year winds down, there is a notable shift from the high humidity of late spring and summer, which consistently hovered in the mid to high 80s. The months of September and October saw a substantial drop to 62%, suggesting a transition towards a drier climate as autumn set in. However, by December, humidity begins to rise again, indicating the region's lingering moisture even as temperatures cool. This trend highlights Yuannan's dynamic climate, oscillating from peak humidity in the warmer months to more balanced levels as winter approaches.
As the year comes to a close, December in Yuannan, China, brings a noticeable dip in UV index levels, moving down to 5, which falls under the moderate exposure category. This is a welcoming shift from the preceding months, characterized by extreme levels peaking at 13 in July and a consistent trend of very high to extreme indices from February to October. With a burn time of 30 minutes, December offers a safer window for outdoor activities, allowing residents and visitors alike to enjoy the cooler weather without the urgency to seek shade as quickly as in summer months. For those planning their sun exposure wisely, December's UV Index symbolizes a much-needed break from the intensity of the preceding summer months, making it an ideal time to explore the beautiful landscapes of Yuannan. For more information on UV levels throughout the year, visit Yuannan UV Index.
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In Yunnan, China, December marks a gentle transition into winter with a noteworthy 186 hours of sunshine, maintaining a warm glow as the year draws to a close. This month continues the trend of plentiful sunlight, although it dips slightly from the vibrant 316 hours experienced in August, the peak of sunshine. The spring and summer months from April through July showcase an impressive surge in sun-filled days, with May and July leading the charge at 255 and 293 hours, respectively. Following this sunny crescendo, the autumn months gracefully taper off, yet still deliver a respectable amount of sunshine. December's mild hours offer a serene contrast to the bustling summer, enveloping Yunnan in a tranquil winter sunshine that invites both reflection and exploration.
In Yuannan, China, December brings a refreshing hint of sunshine, with a 56% chance of clear skies that stands out against the generally overcast months preceding it. Following November's 49%, the transition into December marks a slight upward trend in sunny days, creating an inviting atmosphere for those eager to explore the region. This increase in sunshine is particularly notable compared to the earlier months of the year, where the likelihood of sun often dips as low as 14% in April. As the year wraps up, December provides a pleasant reprieve, suggesting that residents and visitors alike can expect a brighter end to the year before the cold winter months set in.
In Yunnan, China, the daylight duration experiences a remarkable rhythm throughout the year. Starting with 10 hours in January, days gradually lengthen to peak at 13 hours from May through August, offering abundant sunlight for outdoor activities and exploration. As autumn approaches, daylight gradually recedes, dropping to 12 hours in September and further dwindling back to 10 hours by December. This cyclical pattern not only highlights the region's transition through the seasons but also invites locals and visitors alike to embrace the vibrant summer days and cozy winter evenings.
In December, the winds in Yunnan, China continue a trend of gentle breezes, averaging 1.6 m/s (4 mph), similar to the preceding months of November and February. This consistency reflects a pattern throughout the year, where wind speeds vary slightly but rarely exceed 2.0 m/s (5 mph), a peak observed only in the height of July. From the tranquil gusts of January to the slightly brisker conditions in July, the monthly averages reveal a serene atmosphere, making December an ideal time for reflective strolls amidst the stunning landscapes of Yunnan, where the air is often calm but invigorating.
Weather in Yuannan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Yuannan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a wider temperature range with a minimum of -2°C (29°F) and an average of 9°C (48°F), reaching a maximum of 23°C (74°F). Precipitation is fairly consistent, with 51 mm (2.0 in) over 9 days and humidity remains relatively high at 75%. In contrast, January sees a slight drop in temperatures, with a minimum of -4°C (25°F) and an average of 7°C (45°F), while the maximum is slightly lower at 22°C (72°F). Precipitation decreases slightly to 49 mm (1.9 in) over 8 days, accompanied by a reduction in humidity to 65%. For more detailed insights on specific conditions, you can check Yuannan weather in January.
December and February exhibit similar average temperatures, hovering around 9°C (48°F), but February tends to have slightly lower minimum temperatures, dipping to -3°C (27°F). In contrast, the maximum temperatures in February can peak at 26°C (80°F), a bit higher than December's maximum of 23°C (74°F). Precipitation is notably higher in February, reaching 80 mm (3.2 in) over 12 days, compared to December's 51 mm (2.0 in) over 9 days, indicating a wetter month. Both months maintain relatively high humidity, with December at 75% and February slightly lower at 69%. For a more detailed comparison of February weather in Yuannan, you can check Yuannan weather in February.
December and March exhibit notable differences in weather patterns. December experiences a wider temperature range, with minimums dipping to -2°C (29°F) and maximums reaching up to 23°C (74°F), while March sees milder temperatures that range from a minimum of 3°C (38°F) to a maximum of 30°C (86°F). Additionally, precipitation levels are significantly higher in March, totaling 192 mm (7.6 in) over 20 days, compared to December's 51 mm (2.0 in) spread over just 9 days. Humidity also rises slightly in March to 81%, compared to December's average of 75%. For more detailed information, check out Yuannan weather in March.
In December, temperatures are generally cooler, ranging from a minimum of -2°C (29°F) to a mild maximum of 23°C (74°F), with an average of 9°C (48°F). The month witnesses relatively low precipitation, with about 51 mm (2.0 in) spread over 9 rainy days, and humidity levels hover around 75%. In contrast, April brings warmer temperatures, with a minimum of 6°C (44°F) and a much higher maximum of 33°C (91°F), averaging 18°C (65°F). However, this increase in warmth comes with significantly more rainfall, totaling 182 mm (7.2 in) across 18 days, and a slight rise in humidity to 82%. For more detailed information on weather patterns, check Yuannan weather in April.
December and May offer distinctly different weather experiences. In December, temperatures range from a chilly -2°C (29°F) at night to a mild 23°C (74°F) during the day, with an average of 9°C (48°F). The month sees about 51 mm (2.0 in) of rainfall over 9 days, resulting in a humidity level of 75%. Conversely, May brings warmer temperatures, with a minimum of 11°C (51°F) and a maximum reaching up to a sweltering 36°C (96°F), averaging 23°C (73°F). Rainfall significantly increases to 260 mm (10.3 in) over 19 days, contributing to a higher humidity of 86%. This shift from the cool, dry conditions of December to the hot and humid climate in May highlights a notable transition in weather patterns. For more details, you can refer to Yuannan weather in May.
In December, temperatures are relatively cool, with a minimum of -2°C (29°F) and an average of 9°C (48°F), peaking at 23°C (74°F). This month experiences mild precipitation levels of 51 mm (2.0 in) spread over 9 days, combined with a humidity of 75%. In contrast, June brings much warmer weather, with minimum temperatures of 17°C (64°F) and averages around 26°C (79°F), reaching highs of 36°C (97°F). However, June is considerably wetter, with precipitation totaling 322 mm (12.7 in) across 20 days and higher humidity at 86%. For more details about weather in this month, visit Yuannan weather in June.
Comparing the weather in December and July reveals striking contrasts. In December, temperatures range from a chilly minimum of -2°C (29°F) to a pleasant maximum of 23°C (74°F), with an average of 9°C (48°F). Precipitation is moderate at 51 mm (2.0 in) over about 9 days, and humidity sits at 75%. In stark contrast, July boasts much warmer temperatures, with a minimum of 20°C (69°F) and a scorching maximum of 38°C (100°F), averaging 29°C (84°F). July is also significantly wetter, with 224 mm (8.8 in) of precipitation occurring over 14 days, accompanied by higher humidity at 89%. For a closer look at July’s weather, you can refer to the following link: Yuannan weather in July.
When comparing the weather in December to that of August, significant differences emerge. December tends to be much cooler, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 23°C (74°F). In contrast, August features much warmer temperatures, with averages between 22°C (72°F) and a peak of 37°C (99°F). Additionally, December experiences less precipitation, with around 51 mm (2.0 in) over 9 days, while August is considerably wetter, receiving approximately 110 mm (4.3 in) across 14 days. Humidity levels are higher in August at 86%, compared to December's 75%. For more detailed information, you can check Yuannan weather in August.
When comparing December and September weather, the differences are quite striking. December features cooler temperatures, with a minimum of -2°C (29°F) and an average of 9°C (48°F), while September enjoys much warmer conditions, averaging around 26°C (79°F) with highs reaching up to 37°C (99°F). Additionally, September experiences a higher level of precipitation, totaling 80 mm (3.1 in) across 12 days, compared to December's 51 mm (2.0 in) over just 9 days. Humidity levels also vary, with December being more humid at 75%, compared to September's 62%. For more details on seasonal weather patterns, you can check Yuannan weather in September.
In comparing the weather patterns of December and October, it's evident that December offers a cooler climate, with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 23°C (74°F), while October enjoys milder conditions with temperatures varying from 9°C (49°F) to 36°C (97°F). Additionally, December experiences higher humidity at 75% compared to October's 62%, which may contribute to a chillier feel. Precipitation levels are slightly higher in December at 51 mm (2.0 in) over 9 days, while October sees 40 mm (1.6 in) over 8 days. For more detailed insights into October weather, you can visit Yuannan weather in October.
December weather contrasts with November in several notable ways. While November sees a milder temperature range with a minimum of 3°C (37°F) and a maximum of 29°C (85°F), December's temperatures drop, with lows reaching -2°C (29°F) and highs of only 23°C (74°F). Precipitation is slightly reduced in December at 51 mm (2.0 in), compared to November's 67 mm (2.6 in), although both months experience rain over 9 days. Additionally, December's average humidity rises to 75%, compared to November's 71%. For a more detailed look at November weather, you can visit Yuannan weather in November.
As December dawns on Yuannan, the weather takes a notable turn, contrasting sharply with the preceding months. Temperatures dip, bringing cooler days where the embrace of warm clothing becomes essential. The increased humidity adds a crispness to the air, perfectly complementing the month’s intermittent rainfall. With an average of 9°C, this month is the precursor to winter, where the landscape transforms and the atmosphere becomes more serene. For those interested in exploring the unique climatic shifts of this enchanting region, visit Yuannan Climate for more insights.