May is beginning of summer in Northern Vietnam, the dry season with hot temperatures in the Central Coast, the beginning rainy season with pleasant temperatures in the Central Highlands, and in Southern Vietnam. 

In northern Vietnam, May is relatively dry with bright sunshine mostly and with lovely or warm temperatures. The Central Coast has mostly strong sun, dry and hot weather.

The Central Highlands is in the rainy season with often lovely sunshine or clouds, daily short-lived rain (for 30-60 minutes) and pleasant temperatures. Southern Vietnam also starts enjoying the rainy season from May with daily short-lived rain and pleasant temperatures mostly.

The sea is calm all over Vietnam in May and sea exploration tours are operable in most places.

Monsoons in Vietnam in May

In May there are three main monsoons affecting Vietnam: 
- The Southeasterly Monsoon which blows mostly in northern Vietnam which causes moist air and pleasant temperatures.
- The Westerly Wind as known locally in the Central Coast of Vietnam, which is actually the Southwesterly Wind coming from the Bengal Bay or the Equator and is a foehn wind,  is still weak and tends to influence the Central Coast and part of the Northwest of Vietnam.
- The Southwesterly Wind, which comes from the Equator, is a moist wind and is to cause daily short-lived rain and pleasant temperatures in the Central Highlands and in Southern Vietnam.

What to expect from your holidays to Vietnam in May, where to go in Vietnam in May?