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December Weather in Sishui, China

Last updated: August 22, 2025

In December, the average temperature in Sishui, China hovers around 2°C (35°F), with a minimum dropping as low as -12°C (11°F) and a peak reaching 15°C (59°F). Expect about 10 mm (0.4 in) of precipitation spread over 2 days, complemented by an average humidity level of 72%.

December Temperature in Sishui

In December in Sishui, the average temperature is 2°C (35°F). The maximum can reach 15°C (59°F), while the minimum can dip as low as -12°C (11°F). Travelers should be prepared for a wide range of temperatures, ensuring to pack both warm layers and lighter clothing for fluctuating weather conditions.

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

The chart illustrates December temperature patterns in Sishui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sishui, December typically has an average temperature of 2°C (35°F), with highs reaching up to 15°C (59°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec323749597078817972594835
Data source: Temperature data for Sishui 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 Sishui

In Sishui in December, the precipitation amount is 10 mm (0.4 in) over a period of 2 days.

December Precipitation Trends in Sishui

The chart displays monthly precipitation patterns in Sishui, 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 Sishui, December typically receives around 10 mm (0.4 inches) of precipitation spread over approximately 2 days.
JanFebMarAprMayJunJulAugSepOctNovDec13202436499018021578303410
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sishui

In Sishui in December, humidity is 72%. With an average temperature of 2°C (35°F), this humidity feels like a chill that seeps into your bones, making even short walks outside feel uncomfortable and damp, urging you to seek shelter indoors or bundle up snugly for your explorations.

December Average Humidity in Sishui

This chart illustrates the average monthly humidity levels in Sishui, 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 Sishui is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec53%63%70%77%73%73%85%83%68%72%81%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sishui

In Sishui in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Sishui, you can check the information here.

Maximum UV Index Levels in Sishui for December

The chart shows the monthly maximum UV Index (UVI) for Sishui 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 Sishui typically reaches 3, which falls under the moderate exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356891110109743
Data source: Sishui 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 Sishui Compares to Other Months

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

This table compares monthly weather conditions in Sishui, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)13 mm (0.5 inches)53%moderate
February Weather3°C (38°F)20 mm (0.8 inches)63%moderate
March Weather10°C (50°F)24 mm (1.0 inches)70%high
April Weather15°C (59°F)36 mm (1.4 inches)77%very high
May Weather21°C (70°F)49 mm (1.9 inches)73%very high
June Weather26°C (78°F)90 mm (3.6 inches)73%extreme
July Weather27°C (81°F)180 mm (7.1 inches)85%very high
August Weather26°C (80°F)215 mm (8.5 inches)83%very high
September Weather22°C (72°F)78 mm (3.1 inches)68%very high
October Weather15°C (59°F)30 mm (1.2 inches)72%high
November Weather9°C (48°F)34 mm (1.4 inches)81%moderate
December Weather2°C (35°F)10 mm (0.4 inches)72%moderate

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