January Weather in Hoai An, Vietnam

Last updated: August 28, 2025

In Hoai An, Vietnam, the average temperature in January is a comfortable 23°C (74°F). This pleasant climate can dip to a minimum of 16°C (61°F) and reach a balmy maximum of 29°C (85°F). However, be prepared for a bit of rain, as the area experiences approximately 80 mm (3.1 in) of precipitation spread over 15 days. With an average humidity of 86%, it’s a great time to enjoy the lush surroundings!

January Temperature in Hoai An

In January in Hoai An, the average temperature is 23°C (74°F), with maximums reaching 29°C (85°F) and minimums dropping as low as 16°C (61°F). This pleasant climate makes it an ideal time for outdoor activities and exploring all that Hoai An has to offer.

January Weather in Hoai An: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hoai An, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hoai An, January typically has an average temperature of 23°C (74°F), with highs reaching up to 29°C (85°F) and lows dropping to around 16°C (61°F).

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

January Precipitation in Hoai An

In Hoai An in January, the precipitation amount is 80 mm (3.1 in) over a span of 15 days.

January Precipitation Trends in Hoai An

The chart displays monthly precipitation patterns in Hoai 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 Hoai An, January typically receives around 80 mm (3.1 inches) of precipitation spread over approximately 15 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 Hoai An

In Hoai An in January, humidity is 86%. With an average temperature of 23°C (74°F), this humidity feels like you're stepping into a warm embrace, making travel a bit sticky yet invigorating, as the air wraps around you, inviting you to explore while reminding you to stay hydrated.

January Average Humidity in Hoai An

This chart illustrates the average monthly humidity levels in Hoai 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 Hoai An is approximately 86%, 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 Hoai An

In Hoai An in January, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Hoai An.

Maximum UV Index Levels in Hoai An for January

The chart shows the monthly maximum UV Index (UVI) for Hoai 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 Hoai An typically reaches 11, which falls under the extreme exposure category.

Data source: Hoai 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 Hoai An Compares to Other Months

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

This table compares monthly weather conditions in Hoai An, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	80 mm (3.1 inches)	86%	extreme
February Weather	23°C (74°F)	44 mm (1.7 inches)	83%	extreme
March Weather	26°C (78°F)	39 mm (1.5 inches)	78%	extreme
April Weather	27°C (81°F)	64 mm (2.5 inches)	75%	extreme
May Weather	29°C (84°F)	132 mm (5.2 inches)	80%	extreme
June Weather	30°C (86°F)	84 mm (3.3 inches)	85%	extreme
July Weather	30°C (85°F)	107 mm (4.2 inches)	85%	extreme
August Weather	30°C (85°F)	127 mm (5.0 inches)	87%	extreme
September Weather	28°C (83°F)	214 mm (8.4 inches)	88%	extreme
October Weather	27°C (80°F)	349 mm (13.8 inches)	90%	extreme
November Weather	25°C (78°F)	442 mm (17.4 inches)	91%	extreme
December Weather	23°C (75°F)	239 mm (9.4 inches)	89%	very high