Last updated: August 21, 2025
December in Xihu, China, showcases a unique blend of winter chill and moderate temperatures, with maximums reaching 21°C (70°F) and averages hovering around 7°C (46°F). As the month progresses, temperatures can dip as low as -3°C (27°F), inviting a crispness to the air. With 53 mm (2.1 in) of precipitation spread over 7 days, residents can expect occasional showers amid the cool atmosphere. A notable humidity level of 79% adds to the winter mood, making this season in Xihu both invigorating and picturesque.
As December settles in Xihu, China, temperatures begin to reflect the chill of winter, with minimums dipping to -3°C (27°F) and averages hovering around 7°C (46°F). This marks a noticeable shift from the milder fall temperatures of November, as both the average and maximum temperatures reach a crisp 21°C (70°F). While the days retain a hint of warmth during the sunlight hours, the mornings and evenings are increasingly brisk, signaling the transition into the heart of winter. This month stands as a striking contrast to the preceding warmer months, demonstrating a clear downward trend in temperatures that prepares the region for the colder months ahead.
December in Xihu, China, ushers in a notable shift in precipitation patterns as the year comes to a close. With an average of 53 mm (2.1 in) of rain over about 7 days, December marks a decrease from the wetter peak months preceding it, including a significant 403 mm (15.9 in) in June. This transition reflects the region's distinct seasonal variations, where the heavy rains of late spring and summer give way to more moderate conditions in winter. Despite the decline in total rainfall, the consistent occurrence of precipitation during this month underscores the climate's lingering moisture, serving as a reminder of the lushness that characterizes Xihu's landscape throughout the year.
In December, Xihu experiences a slight dip in humidity, averaging 79%, as the year draws to a close. This marks a reduction from the consistently high levels found during the summer months, where humidity peaks at 90% in July. The trend over the months reveals a gradual increase from January's 69%, rising to a peak in the warmer spring and summer before descending back into the more moderate range seen in late fall. As winter approaches, these figures suggest a transitional phase, offering a reprieve from the intense moisture of summer, yet still retaining a notable level of humidity that characterizes Xihu’s climate.
In December, Xihu, China experiences a notable shift in its UV Index, dropping to 5, categorized as moderate. This is a welcomed respite from the intense sun exposure seen earlier in the year, especially during the peak summer months when the index soared to an extreme 12. As the seasons change, residents and visitors can take advantage of an increased safe burn time of 30 minutes, compared to the mere 10 minutes during the height of summer. This trend highlights how the UV Index gradually decreases from the high values observed in the spring and summer months, making December a more forgiving time for outdoor activities. To learn more about the UV Index throughout the year, visit Xihu UV Index.
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In Xihu, China, December offers a generous 218 hours of sunshine, marking a steady continuation from the previous month’s glow. As the year draws to a close, daylight hours begin to mirror the sunny embrace of November, highlighting a remarkable trend of consistently increasing sunshine that began in the earlier months. Starting from a modest 160 hours in January, the sun’s presence gradually intensifies, peaking in August with 312 hours of radiant warmth. This rise not only paints a picture of seasonal vitality but also invites warm moments outdoors, with December providing a perfect balance of brightness to complement the cool winter months. The consistency of sunshine in late autumn and early winter reinforces Xihu's reputation as a region where sunny days linger, even as the year comes to an end.
In December, Xihu experiences a promising 62% chance of sunny weather, marking it as one of the brighter months of the year, alongside September and November. This upward trend in sunshine potential signals a delightful transition from the cooler, cloudier months of late autumn. While January holds a similar sunlit promise, the subsequent months through spring show a notable decline, with diminishing chances of sun until the weather begins to brighten again in late summer. Therefore, December stands out as a radiant opportunity for those looking to enjoy the outdoors in Xihu’s crisp winter atmosphere.
In Xihu, China, the daylight duration undergoes a dynamic transformation throughout the year. Beginning in January with about 10 hours of daylight, the days gradually lengthen into March and April, peaking at 14 hours in June. This bright peak is short-lived, as July and August see daylight decrease to 13 hours. As autumn sets in, daylight starts to wane again, dropping back to 10 hours by December. This cyclical pattern not only highlights the region's changing seasons but also creates a rhythm that locals and visitors can enjoy, showcasing the gradual transition from the relatively sun-deprived winter months to the vibrant brightness of summer.
In December, the winds in Xihu, China, pick up slightly, averaging 2.1 m/s (5 mph), reflecting a consistent pattern seen throughout the year. This month, like several others, shows stability in wind speed compared to the preceding months. Notably, July experiences a peak at 2.4 m/s (5 mph), while the summer and early autumn months, specifically June and August, exhibit the calmest conditions with 1.7 m/s (4 mph). Overall, the wind speeds reveal a gentle rhythm, with a tendency to linger around the 2.0 m/s mark for most of the year, punctuated by brief periods of increased breeziness. As the year winds down, the December gusts offer a refreshing reminder of nature's unbroken cycle.
Weather in Xihu varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Xihu, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a range of temperatures, with a minimum of -3°C (27°F) and an average of 7°C (46°F), while it can peak at 21°C (70°F). Precipitation occurs on about 7 days, totaling 53 mm (2.1 inches), along with relatively high humidity at 79%. In contrast, January sees slightly colder conditions, with temperatures dropping to a minimum of -6°C (21°F) and an average of 6°C (43°F), although it still reaches the same maximum of 21°C (71°F). The month experiences increased precipitation at 73 mm (2.9 inches) over around 8 days, alongside lower humidity at 69%. For more detailed weather insights, check out Xihu weather in January.
In December, temperatures typically range from a minimum of -3°C (27°F) to a maximum of 21°C (70°F), with an average temperature around 7°C (46°F). The month experiences about 53 mm (2.1 in) of precipitation over approximately 7 days, coupled with a relative humidity of 79%. In contrast, February shows a slight increase in average temperature to 8°C (46°F), with maximum temperatures reaching up to 25°C (77°F). However, February also brings more rain, with total precipitation rising to 90 mm (3.5 in) spread over 11 days and a decrease in humidity to 73%. For more details, check Xihu weather in February.
In December, temperatures range from a chilly -3°C (27°F) at their lowest to a mild 21°C (70°F) at their peak, with an average of 7°C (46°F). The month sees about 53 mm (2.1 in) of precipitation over approximately 7 days, and humidity levels hover around 79%. In contrast, March experiences warmer temperatures, with a minimum of 1°C (34°F), an average of 13°C (56°F), and a maximum of 28°C (83°F). However, it is significantly wetter, receiving 184 mm (7.3 in) of rainfall over 16 days and slightly higher humidity at 82%. For more details on the weather in March, you can check Xihu weather in March.
December and April present striking contrasts in weather conditions. In December, temperatures range from a chilly -3°C (27°F) minimum to a pleasant 21°C (70°F) maximum, with an average of 7°C (46°F). The month sees about 53 mm (2.1 in) of precipitation over 7 days, accompanied by a humidity level of 79%. In contrast, April offers much milder temperatures, with a minimum of 5°C (41°F) and a maximum of 31°C (89°F), averaging around 17°C (64°F). However, it is significantly wetter, with precipitation reaching 172 mm (6.8 in) over 13 days, and humidity rising to 86%. For more insight into April weather, visit Xihu weather in April.
When comparing the weather in December and May, a stark contrast emerges. December typically sees much cooler temperatures, ranging from a chilly minimum of -3°C (27°F) to a pleasant average of 7°C (46°F), with a maximum temperature reaching 21°C (70°F). This month averages 53 mm (2.1 in) of precipitation over about 7 days and maintains a humidity level of 79%. In contrast, May boasts significantly warmer conditions, with temperatures soaring from a minimum of 12°C (54°F) to an average of 22°C (72°F) and peaking at a sizzling 34°C (94°F). However, May is also much wetter, receiving 238 mm (9.4 in) of rainfall over approximately 15 days, alongside a higher humidity level of 86%. For more details on this month’s weather, visit Xihu weather in May.
December weather contrasts sharply with that of June, showcasing the distinct seasonal differences. In December, temperatures range from a chilly minimum of -3°C (27°F) to a comfortable maximum of 21°C (70°F), with an average around 7°C (46°F). There is moderate precipitation of 53 mm (2.1 in) over about 7 days, and the humidity sits at 79%, creating a crisp atmosphere.
In stark contrast, June brings significantly warmer temperatures, with a minimum of 16°C (61°F) and a maximum soaring up to 35°C (95°F), resulting in a much higher average of 25°C (77°F). The month is also marked by heavy rainfall, totaling 403 mm (15.9 in) across 19 days, alongside an increase in humidity to 86%. For more details on the weather patterns in June, you can visit Xihu weather in June.
December and July present striking contrasts in weather conditions. In December, temperatures range from a chilly -3°C (27°F) at night to a comfortable 21°C (70°F) during the day, with an average of 7°C (46°F). Precipitation is relatively low, totaling 53 mm (2.1 in) over about 7 days, accompanied by a humidity level of 79%. In contrast, July boasts much warmer temperatures, with nighttime lows around 20°C (68°F) and daytime highs soaring to a scorching 39°C (103°F), averaging 28°C (83°F). However, July experiences significantly higher rainfall, with 349 mm (13.7 in) falling over 16 days and a humidity of 90%. For a closer look at July weather in Xihu, you can check Xihu weather in July.
December and August showcase strikingly different weather patterns. In December, temperatures range from a chilly -3°C (27°F) at night to a mild 21°C (70°F) during the day, with an average of 7°C (46°F). The month experiences relatively low precipitation, totaling 53 mm (2.1 in) over 7 days, and humidity levels sit at 79%.
In contrast, August brings much warmer conditions, with minimum temperatures of 18°C (65°F) and daily highs that can reach up to 39°C (102°F), averaging around 29°C (84°F). This month is significantly wetter, receiving 171 mm (6.7 in) of rain over 13 days, and maintains a higher humidity level of 86%. For more insights into August weather, you can refer to Xihu weather in August.
In December, the weather is significantly cooler with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 21°C (70°F), while September boasts much warmer temperatures, with lows of 15°C (58°F) and highs reaching up to 36°C (97°F). December experiences less precipitation, accumulating about 53 mm (2.1 in) over 7 days, compared to September, which sees 111 mm (4.4 in) of rain over 10 days. Additionally, while December has a higher average humidity level of 79%, September maintains a more comfortable 73%. For a detailed overview of September weather, you can check Xihu weather in September.
In comparing the weather between December and October, it's evident that December experiences significantly cooler temperatures, with a minimum of -3°C (27°F) and an average of 7°C (46°F), while October enjoys milder conditions, featuring a minimum of 7°C (46°F) and an average of 19°C (66°F). Additionally, October can see maximum temperatures soaring to 35°C (95°F), compared to December's maximum of 21°C (70°F). Precipitation levels are also different; December receives more rain at 53 mm (2.1 in) over 7 days, whereas October has 30 mm (1.2 in) over 6 days. The humidity is slightly higher in December at 79% compared to 73% in October. For more detailed information, you can check Xihu weather in October.
December brings cooler temperatures compared to November, with December's minimum dropping to -3°C (27°F) and an average of 7°C (46°F), while November's minimum is a milder 2°C (35°F) with an average of 14°C (57°F). Despite being colder, December sees slightly increased precipitation of 53 mm (2.1 in) over 7 days, compared to November's 48 mm (1.9 in) over 9 days. Humidity levels remain similar, with December at 79% and November at 80%. Overall, December's weather is marked by a notable chill, especially in the lower temperatures, while November tends to be warmer and slightly wetter. For more details on the weather in November, you can visit Xihu weather in November.
In December, Xihu experiences a striking transition as temperatures drop, presenting a notable chill compared to the milder months preceding it. The average temperature settles around 7°C, creating a crisp atmosphere that contrasts with the warmer autumn days. Humidity remains relatively high at 79%, contributing to a slightly damp feel, while precipitation becomes more frequent, with about seven days of rainfall throughout the month. This weather pattern not only marks a shift towards winter but also sets the stage for the serene beauty of Xihu's winter scenery. For more detailed information on the climate in Xihu, visit Xihu Climate.