January Weather in Hai'an, China

Last updated: August 23, 2025

In January, the average temperature in Hai'an, China hovers around 19°C (66°F), providing a comfortable climate for outdoor activities. During this month, temperatures can dip as low as 9°C (48°F) and rise to a pleasant 25°C (77°F). You'll also experience 16 mm (0.6 in) of precipitation over approximately 5 days, with average humidity levels at 66%. Perfect for exploring or relaxing!

January Temperature in Hai'an

In January in Hai'an, the average temperature is 19°C (66°F). Maximums can reach 25°C (77°F), while minimums can be as low as 9°C (48°F). This mild climate makes it an ideal time for outdoor activities and sightseeing.

January Weather in Hai'an: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hai'an, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hai'an, January typically has an average temperature of 19°C (66°F), with highs reaching up to 25°C (77°F) and lows dropping to around 9°C (48°F).

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

January Precipitation in Hai'an

In Hai'an in January, the precipitation amount is 16 mm (0.6 in) spread over a duration of 5 days.

January Precipitation Trends in Hai'an

The chart displays monthly precipitation patterns in Hai'an, 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 Hai'an, January typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 5 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 Hai'an

In Hai'an in January, humidity is 66%. With an average temperature of 19°C (66°F), this humidity feels like a warm, cozy embrace, creating an inviting atmosphere for exploring the local sights while ensuring you stay hydrated and comfortable throughout your adventures.

January Average Humidity in Hai'an

This chart illustrates the average monthly humidity levels in Hai'an, 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 Hai'an is approximately 66%, 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 Hai'an

In Hai'an in January, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Hai'an.

Maximum UV Index Levels in Hai'an for January

The chart shows the monthly maximum UV Index (UVI) for Hai'an 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 Hai'an typically reaches 8, which falls under the very high exposure category.

Data source: Hai'an 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 Hai'an Compares to Other Months

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

This table compares monthly weather conditions in Hai'an, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	16 mm (0.6 inches)	66%	very high
February Weather	19°C (67°F)	37 mm (1.5 inches)	69%	very high
March Weather	23°C (73°F)	24 mm (1.0 inches)	72%	extreme
April Weather	25°C (77°F)	80 mm (3.1 inches)	71%	extreme
May Weather	28°C (82°F)	91 mm (3.6 inches)	76%	extreme
June Weather	29°C (85°F)	147 mm (5.8 inches)	78%	extreme
July Weather	29°C (85°F)	178 mm (7.0 inches)	87%	extreme
August Weather	29°C (84°F)	284 mm (11.2 inches)	87%	extreme
September Weather	28°C (83°F)	188 mm (7.4 inches)	80%	extreme
October Weather	26°C (79°F)	207 mm (8.1 inches)	74%	extreme
November Weather	23°C (74°F)	35 mm (1.4 inches)	71%	very high
December Weather	20°C (68°F)	21 mm (0.8 inches)	72%	very high