January Weather in Rui'an, China

Last updated: August 22, 2025

In January, the average temperature in Rui'an, China hovers around 10°C (51°F), with highs reaching up to 20°C (68°F) and lows dipping to 0°C (32°F). Expect 54 mm (2.1 in) of precipitation spread over 8 days, contributing to an average humidity of 73%. Be prepared for a mix of cool and damp conditions!

January Temperature in Rui'an

In January, in Rui'an, the average temperature is 10°C (51°F). Maximums can reach 20°C (68°F), and minimums can be as low as 0°C (32°F). It's a pleasant time to visit, so pack layers to enjoy both mild days and cooler nights.

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

The chart illustrates January temperature patterns in Rui'an, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rui'an, January typically has an average temperature of 10°C (51°F), with highs reaching up to 20°C (68°F) and lows dropping to around 0°C (32°F).

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

January Precipitation in Rui'an

In Rui'an in January, the total precipitation amount reaches 54 mm (2.1 in) over a span of 8 days.

January Precipitation Trends in Rui'an

The chart displays monthly precipitation patterns in Rui'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 Rui'an, January typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 8 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 Rui'an

In Rui'an in January, humidity is 73%. With an average temperature of 10°C (51°F), this humidity feels like a chilly dampness that can make outdoor activities uncomfortable, causing your clothes to cling to your skin and a persistent coolness that seeps into your bones, which might deter long excursions without proper layering.

January Average Humidity in Rui'an

This chart illustrates the average monthly humidity levels in Rui'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 Rui'an is approximately 73%, 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 Rui'an

In Rui'an 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 Rui'an, you can refer to this Hourly UV Index in Rui'an.

Maximum UV Index Levels in Rui'an for January

The chart shows the monthly maximum UV Index (UVI) for Rui'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 Rui'an typically reaches 6, which falls under the high exposure category.

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

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

This table compares monthly weather conditions in Rui'an, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	54 mm (2.1 inches)	73%	high
February Weather	10°C (51°F)	65 mm (2.6 inches)	73%	very high
March Weather	14°C (57°F)	116 mm (4.6 inches)	80%	very high
April Weather	17°C (64°F)	104 mm (4.1 inches)	85%	extreme
May Weather	22°C (72°F)	145 mm (5.7 inches)	86%	extreme
June Weather	25°C (78°F)	256 mm (10.1 inches)	86%	extreme
July Weather	29°C (84°F)	171 mm (6.7 inches)	88%	extreme
August Weather	29°C (84°F)	235 mm (9.2 inches)	86%	extreme
September Weather	27°C (80°F)	124 mm (4.9 inches)	78%	extreme
October Weather	22°C (72°F)	132 mm (5.2 inches)	79%	very high
November Weather	18°C (64°F)	79 mm (3.1 inches)	80%	high
December Weather	12°C (54°F)	53 mm (2.1 inches)	81%	moderate