January Weather in Haimen, China

Last updated: August 22, 2025

In January, the average temperature in Haimen, China hovers around 16°C (61°F). Temperatures can range from a brisk 4°C (40°F) to a warm 26°C (80°F). During this time, expect about 22 mm (0.9 in) of precipitation over approximately 3 days, with an average humidity of 71%. Perfect weather for enjoying the local scenery!

January Temperature in Haimen

In January in Haimen, the average temperature is 16°C (61°F). Maximums can reach 26°C (80°F), while minimums can drop as low as 4°C (40°F). This makes it an ideal time for travelers looking to enjoy mild weather with some variation, perfect for outdoor activities.

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

The chart illustrates January temperature patterns in Haimen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Haimen, January typically has an average temperature of 16°C (61°F), with highs reaching up to 26°C (80°F) and lows dropping to around 4°C (40°F).

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

January Precipitation in Haimen

In Haimen in January, the precipitation amount is 22 mm (0.9 in) over a span of 3 days.

January Precipitation Trends in Haimen

The chart displays monthly precipitation patterns in Haimen, 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 Haimen, January typically receives around 22 mm (0.9 inches) of precipitation spread over approximately 3 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Haimen

In Haimen in January humidity is 71%. With an average temperature of 16°C (61°F), this humidity feels like walking through a warm, damp blanket, making travel slightly uncomfortable but still enjoyable for those who appreciate mild weather.

January Average Humidity in Haimen

This chart illustrates the average monthly humidity levels in Haimen, 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 Haimen is approximately 71%, 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 Haimen

In Haimen in January, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Haimen.

Maximum UV Index Levels in Haimen for January

The chart shows the monthly maximum UV Index (UVI) for Haimen 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 Haimen typically reaches 7, which falls under the high exposure category.

Data source: Haimen 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 Haimen Compares to Other Months

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

This table compares monthly weather conditions in Haimen, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	22 mm (0.9 inches)	71%	high
February Weather	16°C (61°F)	34 mm (1.3 inches)	73%	very high
March Weather	19°C (66°F)	60 mm (2.3 inches)	79%	extreme
April Weather	22°C (72°F)	68 mm (2.7 inches)	80%	extreme
May Weather	26°C (79°F)	133 mm (5.2 inches)	85%	extreme
June Weather	28°C (83°F)	244 mm (9.6 inches)	81%	extreme
July Weather	29°C (85°F)	155 mm (6.1 inches)	85%	extreme
August Weather	29°C (84°F)	258 mm (10.2 inches)	83%	extreme
September Weather	28°C (83°F)	135 mm (5.3 inches)	71%	extreme
October Weather	25°C (78°F)	85 mm (3.3 inches)	70%	very high
November Weather	21°C (71°F)	40 mm (1.6 inches)	72%	very high
December Weather	17°C (64°F)	36 mm (1.4 inches)	75%	high