When is the best time you know to visit Vietnam: Vietnam borders the Gulf of Thailand, Gulf of Tonkin, and Pacific Sea, alongside China, Laos, and Cambodia. the S-shaped country has a north-to-south distance of 1,650 kilometers and is about 50 kilometers wide at the narrowest point. This s-country is divided into three parts: Northern Part, Central Part, and Southern Part with unique weather. In the north, the climate is monsoonal with four distinct seasons (Spring, Summer, Autumn, and Winter) while in the south (areas south of the Hải Vân Pass), the central part has two seasons (dry & raining seasons) around the year. So that how traveler’s to know the best time to visit Vietnam that weather & climate make traveler’s happy over by best weather coming on time they are visiting Vietnam.