December Weather in Sihu, China

Last updated: August 22, 2025

In December, the average temperature in Sihu, China hovers around 3°C (37°F), with a minimum plummeting to -10°C (14°F) and a maximum peaking at 16°C (60°F). Expect 14 mm (0.6 in) of precipitation over 3 days, accompanied by an average humidity level of 71%. Enjoy the crisp air and prepare for varying weather!

December Temperature in Sihu

In December in Sihu, the average temperature is 3°C (37°F). Maximums can reach 16°C (60°F) and minimums can be as low as -10°C (14°F). Be prepared for a wide range of temperatures during your travels, layering your clothing to stay comfortable in both chilly and milder weather.

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

The chart illustrates December temperature patterns in Sihu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sihu, December typically has an average temperature of 3°C (37°F), with highs reaching up to 16°C (60°F) and lows dropping to around -10°C (14°F).

Data source: Temperature data for Sihu generated using information from the Copernicus Climate Change Service.

December Precipitation in Sihu

In Sihu in December, the precipitation amount is 14 mm (0.6 in) accumulated over the course of 3 days.

December Precipitation Trends in Sihu

The chart displays monthly precipitation patterns in Sihu, 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 Sihu, December typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Sihu

In Sihu in December, humidity is 71%. With an average temperature of 3°C (37°F), this humidity feels like a damp chill that permeates your clothes, making outdoor exploration uncomfortable and prompting the need for warm, waterproof layers while traveling.

December Average Humidity in Sihu

This chart illustrates the average monthly humidity levels in Sihu, 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 Sihu is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sihu

In Sihu 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 Sihu, you can check the information here.

Maximum UV Index Levels in Sihu for December

The chart shows the monthly maximum UV Index (UVI) for Sihu 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 Sihu typically reaches 3, which falls under the moderate exposure category.

Data source: Sihu 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 Sihu Compares to Other Months

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

This table compares monthly weather conditions in Sihu, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	25 mm (1.0 inches)	52%	moderate
February Weather	4°C (39°F)	24 mm (0.9 inches)	60%	moderate
March Weather	10°C (50°F)	28 mm (1.1 inches)	70%	high
April Weather	15°C (60°F)	36 mm (1.4 inches)	78%	very high
May Weather	21°C (70°F)	59 mm (2.3 inches)	74%	very high
June Weather	25°C (78°F)	126 mm (5.0 inches)	74%	very high
July Weather	27°C (81°F)	277 mm (10.9 inches)	84%	very high
August Weather	27°C (81°F)	211 mm (8.3 inches)	81%	very high
September Weather	23°C (74°F)	81 mm (3.2 inches)	65%	very high
October Weather	16°C (61°F)	24 mm (0.9 inches)	72%	high
November Weather	10°C (50°F)	26 mm (1.0 inches)	81%	moderate
December Weather	3°C (37°F)	14 mm (0.6 inches)	71%	moderate