Last updated: August 21, 2025
In Zhoushan, China, December presents a unique blend of weather patterns, with temperatures ranging from a brisk -8°C (18°F) to a moderate 18°C (65°F). The month averages around 5°C (42°F), creating a crisp atmosphere perfect for embracing the winter chill. Visitors can expect to encounter 33 mm (1.3 in) of precipitation over approximately 6 days, while humidity levels hover around 75%, adding to the month’s character. Whether you’re exploring the scenic coastline or savoring local cuisine, December in Zhoushan offers a refreshing escape into winter’s embrace.
As December unfolds in Zhoushan, China, the temperatures reflect a notable transition, shifting from the mild autumn days of November to the chill of winter. With a minimum temperature dipping to -8°C (18°F) and an average of 5°C (42°F), the month marks a definitive chill in the air. However, the maximum temperature reaching 18°C (65°F) offers occasional reprieves, hinting at the lingering warmth that sometimes graces late fall. Compared to the preceding months, December showcases a clear drop in overall temperatures, with places experiencing their first frost as they brace for the colder days ahead. This trend sets a wintry stage, inviting locals and travelers alike to embrace the cozy warmth of indoor activities and festive celebrations during this serene season.
In December, Zhoushan experiences a moderate decline in precipitation, receiving 33 mm (1.3 in) of rain across 6 days. This marks a continuation of the trend from November, where rainfall amounted to 36 mm (1.4 in) over just 5 days. As the year draws to a close, the island’s overall precipitation reflects the tail end of its wetter months, following a peak in July with a substantial 253 mm (10.0 in). The gradual decrease in both total rainfall and rainy days indicates the shift towards drier winter conditions, suggesting a seasonal transition that characterizes Zhoushan's climate.
As the year winds down, December in Zhoushan, China, sees a relative humidity of 75%, reflecting a slight decrease from the heavy moisture of the previous month, November (84%). This shift marks a trend that begins in the late fall, where humidity begins to ebb after the summer peak, with July reaching a staggering 88%. While December’s figures are notably lower than the summer months, they remain comfortably high compared to the yearly average, showcasing Zhoushan's maritime climate. Overall, the transition from the summertime highs to the cooler winter months illustrates the region's dynamic weather patterns, inviting visitors to experience its unique coastal charm even in the chillier season.
As December rolls in, Zhoushan, China experiences a noticeable dip in UV exposure with a UV Index of 3, categorized as moderate. This reduction provides a welcome respite from the extreme levels seen in the summer months, where indexes soared to 11. With a burn time of 30 minutes, residents and visitors can enjoy outdoor activities with lower risk of skin damage compared to earlier months, particularly the peak of June to August. As the year transitions into winter, this gradual decline in UV levels illustrates the ongoing changes in the region's climate, making December an ideal time for those looking to bask in the sun without excessive worry. For more details on the UV index trends throughout the year, visit the Zhoushan UV Index.
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In Zhoushan, China, December welcomes a generous 225 hours of sunshine, marking a fitting conclusion to a year that steadily brightens from the frigid depths of January's 173 hours. As winter approaches, the sunlight gradually increases, peaking in the vibrant summer months with 306 hours in August. This trend of growing daylight serves as a prelude to the coziness of winter, as December's light gently fades into darker days. Overall, the sunshine in Zhoushan paints a picture of seasonal transition, where each month flows seamlessly into the next, offering a beautiful rhythm of light that varies throughout the year.
As December rolls into Zhoushan, the likelihood of basking in sunny weather reaches a notable 65%, marking it as one of the most promising months for sunshine in the region. This upward trend in sunny days is a refreshing shift from the earlier months of the year, where the chances dipped significantly—peaking at merely 51% in January and dropping to a low of 25% in the summer. November precedes December with a respectable 60% chance, hinting at the approaching brightness. As the year draws to a close, December not only invites longer, clearer skies but also a sense of optimism for those seeking sunny escapes in Zhoushan.
As the year winds down, December in Zhoushan, China, brings a notable decrease in daylight, with just 9 hours to brighten the days. This gradual decline is a part of a larger trend, beginning in the summer months of June and July, when daylight reaches its peak at 14 hours. Following this apex, the hours of sunshine steadily taper off, coinciding with the arrival of winter. By November, daylight dips to 10 hours, and the transition into December signals the shortest days of the year. This rhythm of changing daylight not only marks the passage of time but also invites a unique atmosphere reflective of the season, encouraging both residents and visitors to embrace the cozy charm of winter in Zhoushan.
As December settles in over Zhoushan, the wind starts to whisper sweetly at a gentle average speed of 2.8 m/s (6 mph), marking a noticeable dip compared to the more vigorous gusts of earlier months. This subtle decline follows a summer peak in July, when winds picked up to 4.0 m/s (9 mph), providing a refreshing contrast to the sultry heat. Throughout the fall, the winds have maintained a consistent pace, hovering around 3.0 to 3.2 m/s (7 mph). However, as the year draws to a close, the December breezes invite a calm and serene atmosphere, perfect for reflecting on the changing seasons. This trend of decreasing wind speed highlights the transition from the lively energy of summer to the tranquil stillness of winter in this coastal paradise.
Weather in Zhoushan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Zhoushan, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit notable differences in weather patterns. December tends to have slightly milder temperatures, with average highs reaching up to 18°C (65°F), while January sees a drop, with average highs around 16°C (61°F) and lower minimum temperatures down to -10°C (15°F). Precipitation increases in January, accumulating to 43 mm (1.7 in) over the same number of rainy days as December, which experiences 33 mm (1.3 in). Additionally, January has a lower average humidity of 64% compared to December's 75%, contributing to a colder and potentially drier atmosphere. For more detailed information, you can check Zhoushan weather in January.
December and February exhibit some notable similarities and differences in weather patterns. Both months have an average temperature of 5°C (42°F), but February generally experiences slightly milder conditions, with maximum temperatures peaking at 25°C (77°F) compared to December's maximum of 18°C (65°F). Precipitation levels are comparable, with December receiving 33 mm (1.3 in) and February slightly higher at 35 mm (1.4 in), occurring over the same number of days (6). Additionally, February tends to have slightly lower humidity at 71%, compared to December's 75%. For more detailed weather insights specific to February, you can check Zhoushan weather in February.
In December, the weather is considerably cooler, with temperatures ranging from a minimum of -8°C (18°F) to an average of 5°C (42°F) and a maximum of 18°C (65°F). The month experiences moderate precipitation of 33 mm (1.3 in) over six days, with a humidity level of 75%. In contrast, March brings milder temperatures, starting from a minimum of -1°C (30°F), with an average of 11°C (52°F) and peaking at 29°C (84°F). This month also has increased rainfall, totaling 51 mm (2.0 in) over seven days, and humidity rises slightly to 80%. For more detailed insights into March weather, you can refer to Zhoushan weather in March.
In December, temperatures typically range from a chilly -8°C (18°F) at night to a mild 18°C (65°F) during the day, with an average temperature of around 5°C (42°F). The month sees about 33 mm (1.3 in) of precipitation over six days, accompanied by a humidity level of 75%. In contrast, April offers a much warmer climate, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 31°C (87°F), resulting in an average temperature of 16°C (61°F). Precipitation increases slightly to 49 mm (1.9 in), occurring on about seven days, and humidity rises to 83%. The shift from December to April highlights a significant transition from winter chill to spring warmth, making April a much more favorable month for outdoor activities. For a detailed look at what to expect, check out Zhoushan weather in April.
When comparing the weather in December and May, one can observe significant contrasts. December typically experiences cooler temperatures, with averages around 5°C (42°F) and maximums reaching 18°C (65°F), while May boasts much warmer averages of 21°C (71°F) and highs that can soar to 35°C (95°F). Precipitation also differs, with December receiving only 33 mm (1.3 in) over about six days, compared to May's substantial 119 mm (4.7 in) across seven days. Humidity levels are slightly higher in May at 80%, compared to December's 75%. For more detailed information, you can refer to Zhoushan weather in May.
December and June present strikingly different weather patterns. In December, temperatures typically range from a chilly -8°C (18°F) to a mild 18°C (65°F), with an average of around 5°C (42°F). The month sees relatively low precipitation at 33 mm (1.3 in) over approximately six days, accompanied by a humidity level of 75%. In contrast, June brings warmer weather, with temperatures ranging from a comfortable 16°C (62°F) to a sizzling 36°C (97°F) and an average of 25°C (78°F). The month experiences significantly higher rainfall at 125 mm (4.9 in) across seven days, alongside slightly higher humidity at 81%. For more details on June weather specifics, check out Zhoushan weather in June.
December and July weather present a stark contrast, with December experiencing much colder temperatures ranging from a minimum of -8°C (18°F) to a comfortable average of 5°C (42°F), peaking at 18°C (65°F). In contrast, July boasts significantly warmer temperatures, with a minimum of 19°C (67°F), an average of 28°C (82°F), and a maximum soaring to 38°C (100°F). While December sees relatively low precipitation at 33 mm (1.3 in) over just 6 days, July is much wetter, receiving 253 mm (10.0 in) across 17 days, along with higher humidity at 88% compared to December’s 75%. For more details on the conditions in July, visit Zhoushan weather in July.
December and August display stark contrasts in weather patterns. December experiences much cooler temperatures, with an average of 5°C (42°F) and a minimum that can drop to -8°C (18°F), while August boasts significantly warmer averages around 28°C (83°F), peaking at 36°C (98°F). Additionally, December sees less precipitation, totaling 33 mm (1.3 in) over about 6 days, compared to August's substantial rainfall of 135 mm (5.3 in) occurring on approximately 14 days. The humidity levels are also higher in August at 85%, compared to December’s 75%. For more details on August conditions, check out Zhoushan weather in August.
In comparing the weather of December and September, one can observe significant differences in temperature and precipitation patterns. December typically experiences much colder conditions, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 18°C (65°F) and an average of around 5°C (42°F). In contrast, September boasts warmer temperatures, with a minimum of 14°C (58°F) and a maximum reaching up to 35°C (96°F), averaging 24°C (76°F). Additionally, September sees more precipitation, totaling 91 mm (3.6 in) over 9 days, compared to December's 33 mm (1.3 in) over just 6 days. Despite slightly higher humidity in December at 75%, September's humidity remains comparable at 72%. For a more detailed look at the September weather, you can refer to Zhoushan weather in September.
In December, the weather experiences a significant drop in temperatures compared to October, with minimums plunging to -8°C (18°F) and an average of only 5°C (42°F), while highs reach a modest 18°C (65°F). In contrast, October boasts much warmer temperatures, averaging 18°C (64°F) with highs soaring up to 32°C (90°F). Both months see similar precipitation, with December receiving 33 mm (1.3 in) and October slightly higher at 58 mm (2.3 in), both spread over six days. Humidity levels remain comparable, hovering around 75% in December and 76% in October. For a deeper dive into the October weather, you can check Zhoushan weather in October.
In comparing the weather of December to November, notable differences emerge. December experiences a minimum temperature that dips to -8°C (18°F) and an average of 5°C (42°F), whereas November maintains a milder range with a minimum of 0°C (33°F) and an average of 12°C (54°F). The maximum temperatures reflect a clearer contrast as well, with December's peak reaching only 18°C (65°F) compared to November's warmer high of 27°C (82°F). Precipitation is similar, with December recording 33 mm (1.3 in) over 6 days and November slightly higher at 36 mm (1.4 in) across just 5 days. Humidity remains relatively consistent, with November at 84% compared to December's 75%. For a closer look at November weather in Zhoushan, you can visit Zhoushan weather in November.
As December sets in, Zhoushan's weather showcases a notable shift characterized by cooler temperatures and increased humidity. The maximum temperature gently drops to a mild 18°C, while the average hovers around a crisp 5°C, bringing a chilly contrast to the warmer months. The region experiences a modest amount of precipitation over about six days, contributing to the lushness of the landscape. With a relative humidity of 75%, the air takes on a fresher feel, enhancing the atmosphere of this coastal city. For a more detailed look at how December fits into the overall climate pattern, visit Zhoushan Climate.