January Weather in Rach Gia, Vietnam

Last updated: August 28, 2025

In January, the average temperature in Rach Gia, Vietnam is a warm 26°C (80°F), with a minimum of 21°C (70°F) and a maximum reaching 31°C (88°F). Expect about 38 mm (1.5 in) of precipitation spread over 7 days, and enjoy the comfortably humid atmosphere with an average humidity of 73%.

January Temperature in Rach Gia

In January in Rach Gia, the average temperature is 26°C (80°F). Maximums can reach 31°C (88°F), and minimums can be as low as 21°C (70°F). It's a pleasant time to visit, so pack your light clothing and enjoy the warm weather!

January Weather in Rach Gia: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rach Gia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rach Gia, January typically has an average temperature of 26°C (80°F), with highs reaching up to 31°C (88°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Rach Gia

In Rach Gia in January, the precipitation amount is 38 mm (1.5 in) over the course of 7 days.

January Precipitation Trends in Rach Gia

The chart displays monthly precipitation patterns in Rach Gia, 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 Rach Gia, January typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 7 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 Rach Gia

In Rach Gia in January, humidity is 73%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace that clings to your skin, making outdoor exploration a bit sticky but still inviting, perfect for leisurely strolls in the shade or refreshing breaks by the water.

January Average Humidity in Rach Gia

This chart illustrates the average monthly humidity levels in Rach Gia, 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 Rach Gia 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 Rach Gia

In Rach Gia in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Rach Gia.

Maximum UV Index Levels in Rach Gia for January

The chart shows the monthly maximum UV Index (UVI) for Rach Gia 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 Rach Gia typically reaches 10, which falls under the very high exposure category.

Data source: Rach Gia 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 Rach Gia Compares to Other Months

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

This table compares monthly weather conditions in Rach Gia, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	38 mm (1.5 inches)	73%	very high
February Weather	27°C (81°F)	22 mm (0.9 inches)	73%	extreme
March Weather	28°C (83°F)	28 mm (1.1 inches)	76%	extreme
April Weather	29°C (84°F)	119 mm (4.7 inches)	78%	extreme
May Weather	29°C (84°F)	221 mm (8.7 inches)	77%	extreme
June Weather	28°C (83°F)	287 mm (11.3 inches)	79%	extreme
July Weather	28°C (82°F)	381 mm (15.0 inches)	80%	extreme
August Weather	28°C (82°F)	389 mm (15.3 inches)	83%	extreme
September Weather	27°C (82°F)	364 mm (14.3 inches)	82%	extreme
October Weather	27°C (81°F)	328 mm (12.9 inches)	81%	extreme
November Weather	27°C (81°F)	137 mm (5.4 inches)	84%	extreme
December Weather	27°C (80°F)	84 mm (3.3 inches)	81%	extreme