May Weather in Rach Gia, Vietnam

Last updated: August 28, 2025

In May, the average temperature in Rach Gia, Vietnam hovers around 29°C (84°F). Expect a minimum of 25°C (78°F) and a maximum of 34°C (93°F). During this month, you can anticipate precipitation totaling 221 mm (8.7 in) over 27 days, coupled with an average humidity level of 77%.

May Temperature in Rach Gia

In May in Rach Gia, the average temperature is 29°C (84°F), with maximums reaching 34°C (93°F) and minimums dropping to 25°C (78°F). This warm climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates May 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, May typically has an average temperature of 29°C (84°F), with highs reaching up to 34°C (93°F) and lows dropping to around 25°C (78°F).

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

May Precipitation in Rach Gia

In Rach Gia in May, the precipitation amount is 221 mm (8.7 in) distributed over 27 days.

May Precipitation Trends in Rach Gia

The chart displays monthly precipitation patterns in Rach Gia, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Rach Gia, May typically receives around 221 mm (8.7 inches) of precipitation spread over approximately 27 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Rach Gia

In Rach Gia in May, humidity is 77%. With an average temperature of 29°C (84°F), this humidity feels like a warm blanket enveloping you, making traveling feel heavy and sticky, and often requiring frequent breaks to find relief in shaded areas or air-conditioned spaces.

May Average Humidity in Rach Gia

This chart illustrates the average monthly humidity levels in Rach Gia, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Rach Gia is approximately 77%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Rach Gia

In Rach Gia in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Rach Gia, you can check here.

Maximum UV Index Levels in Rach Gia for May

The chart shows the monthly maximum UV Index (UVI) for Rach Gia in May, 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 May, the maximum UV index in Rach Gia typically reaches 14, which falls under the extreme exposure category.

Data source: Rach Gia May 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 May 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 May’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 May’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