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December Weather in Xihai, China

Last updated: August 22, 2025

In December, the average temperature in Xihai, China hovers around -3°C (27°F), with extremes ranging from a chilly -16°C (3°F) to a mild 10°C (50°F). Expect light precipitation of about 8 mm (0.3 in) over 1 day, and enjoy a moderately comfortable average humidity of 52%.

December Temperature in Xihai

In December in Xihai, the average temperature is -3°C (27°F). The maximum can reach 10°C (50°F) while the minimum can drop as low as -16°C (3°F). Travelers should be prepared for a chilly climate and pack accordingly for varying temperatures.

December Weather in Xihai: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Xihai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Xihai, December typically has an average temperature of -3°C (27°F), with highs reaching up to 10°C (50°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec222639526472797870554127
Data source: Temperature data for Xihai generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Xihai

In Xihai in December, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

December Precipitation Trends in Xihai

The chart displays monthly precipitation patterns in Xihai, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Xihai, December typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec5914235860862028654338
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Xihai

In Xihai in December, humidity is 52%. With an average temperature of -3°C (27°F), this humidity feels like a brisk chill that penetrates your layers, making travel feel invigorating yet brisk, as the cold air and moisture create a biting freshness that tingles on your skin.

December Average Humidity in Xihai

This chart illustrates the average monthly humidity levels in Xihai, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Xihai is approximately 52%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec54%44%48%55%65%71%82%83%72%76%66%52%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Xihai

In Xihai in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Xihai, you can visit Hourly UV Index in Xihai.

Maximum UV Index Levels in Xihai for December

The chart shows the monthly maximum UV Index (UVI) for Xihai in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Xihai typically reaches 2, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2468891197632
Data source: Xihai December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How December Weather in Xihai Compares to Other Months

Weather in Xihai varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Xihai, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Xihai, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (22°F)5 mm (0.2 inches)54%low
February Weather-3°C (27°F)9 mm (0.4 inches)44%moderate
March Weather4°C (39°F)14 mm (0.6 inches)48%high
April Weather11°C (53°F)23 mm (0.9 inches)55%very high
May Weather18°C (64°F)58 mm (2.3 inches)65%very high
June Weather22°C (73°F)60 mm (2.4 inches)71%very high
July Weather26°C (79°F)86 mm (3.4 inches)82%extreme
August Weather26°C (78°F)202 mm (7.9 inches)83%very high
September Weather21°C (70°F)86 mm (3.4 inches)72%high
October Weather13°C (56°F)54 mm (2.1 inches)76%high
November Weather5°C (41°F)33 mm (1.3 inches)66%moderate
December Weather-3°C (27°F)8 mm (0.3 inches)52%low

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