December Weather in Heihe, China

Last updated: August 22, 2025

In December, the average temperature in Heihe, China hovers around -20°C (-4°F), with temperatures dipping as low as -36°C (-32°F) and occasionally reaching a maximum of -2°C (28°F). During this chilly month, expect 6 mm (0.3 in) of precipitation over the span of 2 days, contributing to a high average humidity of 88%. Embrace the frosty charm of winter!

December Temperature in Heihe

In December in Heihe, the average temperature is -20°C (-4°F), with a maximum that can reach -2°C (28°F) and a minimum that can plummet to -36°C (-32°F). Travelers should prepare for extremely cold conditions and dress in layers to stay warm while exploring.

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

The chart illustrates December temperature patterns in Heihe, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heihe, December typically has an average temperature of -20°C (-4°F), with highs reaching up to -2°C (28°F) and lows dropping to around -36°C (-32°F).

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

December Precipitation in Heihe

In Heihe in December, the precipitation amount is 6 mm (0.3 in) over the course of 2 days.

December Precipitation Trends in Heihe

The chart displays monthly precipitation patterns in Heihe, 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 Heihe, December typically receives around 6 mm (0.3 inches) of precipitation spread over approximately 2 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 Heihe

In Heihe in December humidity is 88%. With an average temperature of -20°C (-4°F), this humidity feels like an icy blanket wrapping around you, making travel quite challenging as the cold air is laden with moisture, which can chill you to the bone.

December Average Humidity in Heihe

This chart illustrates the average monthly humidity levels in Heihe, 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 Heihe is approximately 88%, 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 Heihe

In Heihe in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Heihe.

Maximum UV Index Levels in Heihe for December

The chart shows the monthly maximum UV Index (UVI) for Heihe 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 Heihe typically reaches 1, which falls under the low exposure category.

Data source: Heihe 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 Heihe Compares to Other Months

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

This table compares monthly weather conditions in Heihe, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-21°C (-5°F)	5 mm (0.2 inches)	89%	low
February Weather	-16°C (3°F)	4 mm (0.2 inches)	87%	low
March Weather	-4°C (25°F)	13 mm (0.5 inches)	76%	moderate
April Weather	5°C (41°F)	25 mm (1.0 inches)	71%	moderate
May Weather	13°C (55°F)	55 mm (2.2 inches)	74%	high
June Weather	18°C (65°F)	102 mm (4.0 inches)	82%	high
July Weather	23°C (73°F)	130 mm (5.1 inches)	86%	very high
August Weather	19°C (67°F)	164 mm (6.5 inches)	88%	very high
September Weather	14°C (57°F)	84 mm (3.3 inches)	86%	moderate
October Weather	4°C (39°F)	39 mm (1.6 inches)	84%	moderate
November Weather	-8°C (17°F)	20 mm (0.8 inches)	80%	low
December Weather	-20°C (-4°F)	6 mm (0.3 inches)	88%	low