January Weather in Haiyou, China

Last updated: August 22, 2025

In January, the average temperature in Haiyou, China hovers around 8°C (46°F), with a cool minimum of -5°C (24°F) and a cheerful maximum of 23°C (74°F). Expect 58 mm (2.3 in) of precipitation spread over 7 days, contributing to an average humidity level of 68%. Prepare accordingly for a mix of weather during your visit!

January Temperature in Haiyou

In January in Haiyou, the average temperature is 8°C (46°F). Maximums can reach 23°C (74°F), while minimums can drop to as low as -5°C (24°F). It's advisable to pack layers and be prepared for varying weather conditions during your travels.

January Weather in Haiyou: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Haiyou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haiyou, January typically has an average temperature of 8°C (46°F), with highs reaching up to 23°C (74°F) and lows dropping to around -5°C (24°F).

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

January Precipitation in Haiyou

In Haiyou in January, the precipitation amount is 58 mm (2.3 in) over the course of 7 days.

January Precipitation Trends in Haiyou

The chart displays monthly precipitation patterns in Haiyou, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Haiyou, January typically receives around 58 mm (2.3 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Haiyou

In Haiyou in January, humidity is 68%. With an average temperature of 8°C (46°F), this humidity feels like a chilly embrace, making travel quite uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cooler than the temperature suggests.

January Average Humidity in Haiyou

This chart illustrates the average monthly humidity levels in Haiyou, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Haiyou is approximately 68%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Haiyou

In Haiyou in January, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Haiyou, you can refer to this Hourly UV Index in Haiyou.

Maximum UV Index Levels in Haiyou for January

The chart shows the monthly maximum UV Index (UVI) for Haiyou in January, 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 January, the maximum UV index in Haiyou typically reaches 6, which falls under the high exposure category.

Data source: Haiyou January 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 January Weather in Haiyou Compares to Other Months

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

This table compares monthly weather conditions in Haiyou, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	58 mm (2.3 inches)	68%	high
February Weather	9°C (48°F)	59 mm (2.3 inches)	73%	high
March Weather	13°C (56°F)	113 mm (4.5 inches)	80%	very high
April Weather	17°C (64°F)	94 mm (3.7 inches)	86%	very high
May Weather	22°C (72°F)	184 mm (7.2 inches)	88%	extreme
June Weather	25°C (77°F)	294 mm (11.6 inches)	89%	extreme
July Weather	28°C (83°F)	281 mm (11.0 inches)	91%	extreme
August Weather	29°C (84°F)	216 mm (8.5 inches)	88%	extreme
September Weather	26°C (78°F)	135 mm (5.3 inches)	78%	extreme
October Weather	20°C (69°F)	108 mm (4.3 inches)	79%	very high
November Weather	15°C (60°F)	68 mm (2.7 inches)	80%	high
December Weather	9°C (49°F)	49 mm (1.9 inches)	80%	moderate