Weather in Vietnam for May 2027
In general, the average temperature in Vietnam at the beginning of May is 31.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 32.6 °C by the end of May.
Vietnam in May brings notable rainfall, with an average of 19 rainy days and a total precipitation of 251.9 mm.
Is May a good time to visit Vietnam? check out the best time to travel to Vietnam page.
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Vietnam Weather May
What’s the Weather Like in Vietnam This May?
Temperatures trend during May in Vietnam
May weather in Vietnam day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 May |  Light rain | 27° /21° | 9.1 mm | 6 | |
| 2 May | Light rain | 30° /22° | 4.8 mm | 6 | |
| 3 May |  Heavy rain at times | 31° /22° | 9.4 mm | 6 | |
| 4 May | Light rain | 32° /23° | 4.2 mm | 7 | |
| 5 May |  Moderate rain | 32° /23° | 14.4 mm | 7 | |
| 6 May |  Moderate or heavy rain shower | 34° /24° | 5.6 mm | 7 | |
| 7 May | Moderate rain at times | 32° /25° | 5.8 mm | 7 | |
| 8 May | Moderate rain | 30° /24° | 15.7 mm | 6 | |
| 9 May | Light rain | 29° /23° | 5.2 mm | 6 | |
| 10 May | Light rain | 30° /23° | 8.6 mm | 6 | |
| 11 May | Light rain | 31° /23° | 4.7 mm | 6 | |
| 12 May | Moderate or heavy rain shower | 31° /23° | 8.6 mm | 7 | |
| 13 May | Light rain | 30° /23° | 6.7 mm | 6 | |
| 14 May | Light rain | 31° /24° | 4.9 mm | 8 | |
| 15 May | Light rain | 31° /24° | 5.9 mm | 8 | |
| 16 May | Moderate rain | 31° /24° | 11.6 mm | 7 | |
| 17 May | Light rain | 32° /24° | 5.3 mm | 7 | |
| 18 May | Moderate rain | 33° /24° | 11.2 mm | 6 | |
| 19 May | Moderate or heavy rain shower | 33° /25° | 8.6 mm | 7 | |
| 20 May | Light rain | 33° /25° | 8.3 mm | 7 | |
| 21 May | Moderate rain | 34° /25° | 17 mm | 7 | |
| 22 May | Light rain | 33° /26° | 6.9 mm | 8 | |
| 23 May | Moderate rain | 32° /25° | 14.1 mm | 8 | |
| 24 May | Moderate rain | 31° /24° | 16.3 mm | 7 | |
| 25 May | Light rain | 31° /24° | 4.6 mm | 7 | |
| 26 May |  Patchy rain possible | 32° /25° | 2.1 mm | 7 | |
| 27 May | Light rain | 32° /25° | 3.1 mm | 7 | |
| 28 May | Moderate rain at times | 33° /25° | 7.8 mm | 7 | |
| 29 May | Light rain | 33° /25° | 7.5 mm | 7 | |
| 30 May | Light rain | 33° /25° | 9.9 mm | 8 | |
| 31 May | Light rain | 34° /25° | 4 mm | 8 | |
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Guide for Vietnam in May
In May, Vietnam experiences varying weather conditions from the beginning to the end of the month. In the northern regions such as Hanoi, the weather at the start of May is warm with temperatures averaging around 28°.
However, as the month progresses, the temperatures tend to rise, reaching an average of 33° by the end of May. The southern regions, like Ho Chi Minh City, also see an increase in temperatures throughout the month, starting at around 31° and climbing to 35° by the end of May.
In terms of precipitation, the beginning of May in Vietnam generally sees lower levels of rainfall, particularly in the central and southern regions.
However, as the month progresses, the likelihood of rain increases, with the end of May often experiencing higher levels of rainfall, especially in coastal areas.
Overall, May in Vietnam offers warm and increasingly hot weather, with a transition from lower to higher rainfall as the month progresses. Travelers should be prepared for rising temperatures and the possibility of increased rainfall, especially towards the end of the month.