January Weather in Yen Lac, Vietnam

Last updated: August 28, 2025

In Yen Lac, Vietnam, the average temperature in January is a pleasant 15°C (59°F), making it a delightful time to explore. Expect temperatures to range from a cool 5°C (41°F) to a warm 25°C (77°F). Be prepared for some occasional rain, with an average precipitation of 64 mm (2.5 in) over 11 days. With an average humidity of 59%, you can anticipate comfortable yet slightly moist conditions during your visit.

January Temperature in Yen Lac

In January in Yen Lac, the average temperature is 15°C (59°F), with maximums reaching 25°C (77°F) and minimums dipping as low as 5°C (41°F). This mild climate makes it an ideal time for outdoor activities and exploring the local attractions.

January Weather in Yen Lac: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Yen Lac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yen Lac, January typically has an average temperature of 15°C (59°F), with highs reaching up to 25°C (77°F) and lows dropping to around 5°C (41°F).

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

January Precipitation in Yen Lac

In Yen Lac in January, the total precipitation amount is 64 mm (2.5 in) spread over 11 days.

January Precipitation Trends in Yen Lac

The chart displays monthly precipitation patterns in Yen Lac, 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 Yen Lac, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 11 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 Yen Lac

In Yen Lac in January humidity is 59%. With an average temperature of 15°C (59°F), this humidity feels like a cool, refreshing blanket, making it pleasant for exploring the sights while requiring a light jacket for comfort.

January Average Humidity in Yen Lac

This chart illustrates the average monthly humidity levels in Yen Lac, 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 Yen Lac is approximately 59%, 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 Yen Lac

In Yen Lac 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 Yen Lac.

Maximum UV Index Levels in Yen Lac for January

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

Data source: Yen Lac 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 Yen Lac Compares to Other Months

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

This table compares monthly weather conditions in Yen Lac, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (59°F)	64 mm (2.5 inches)	59%	very high
February Weather	16°C (60°F)	57 mm (2.3 inches)	66%	very high
March Weather	20°C (67°F)	104 mm (4.1 inches)	66%	extreme
April Weather	22°C (72°F)	130 mm (5.1 inches)	60%	extreme
May Weather	25°C (78°F)	180 mm (7.1 inches)	77%	extreme
June Weather	27°C (81°F)	294 mm (11.6 inches)	85%	extreme
July Weather	27°C (81°F)	261 mm (10.3 inches)	90%	extreme
August Weather	27°C (80°F)	377 mm (14.9 inches)	90%	extreme
September Weather	26°C (79°F)	218 mm (8.6 inches)	76%	extreme
October Weather	22°C (72°F)	192 mm (7.5 inches)	71%	extreme
November Weather	19°C (67°F)	45 mm (1.8 inches)	69%	very high
December Weather	15°C (59°F)	46 mm (1.8 inches)	66%	high