Vietnam is a country in Southeast Asia on the eastern edge of the peninsula known as Indochina. Vietnam is adjacent to China in the north, Laos and Cambodia in the west. The South China Sea borders the country in the east and south. The Annam Mountains rise in western Vietnam. Two of the largest rivers of the state – the Mekong in the south and the Red are in the north and flow into the South China Sea.
The length of the country allows you to cover several climatic zones. Most of Vietnam is located in the tropics and subtropics, where the average annual temperature ranges from +22°C to 25°C. The rainy season lasts from May to September. In total, 1000 mm of precipitation falls annually in Vietnam, and up to 2500 mm on the hills.
Weather is a determining factor for travel planning. If you are going on a tour to Vietnam, then at any time of the year you will find a place with excellent conditions for relaxation. The monthly weather calendar will help you choose the best dates for your trip.
January
January comes with a chill in Northern Vietnam, including Hanoi and Halong Bay. It has been snowing in the mountainous regions for several days. The temperature during the day does not rise above +19°C, and at night it drops to +10°C. The further south you go, the warmer the weather gets. In Da Nang and Hue, the rainy season is coming to an end with air temperatures ranging from +16°C to +21°C, and sea water up to +23°C. The dry season continues in Ho Chi Minh City, and the sun warms the air up to +30°C. The temperature of the South China Sea off the coast is +25°C.
February
February is one of the most unpredictable months in the country. It is warm and sunny in Ho Chi Minh City, the air temperature during the day reaches +33°C, and sea water – up to +26°C. In Central Vietnam, the dry season begins with a comfortable temperature of +24°C. In the north of the country, including the capital Hanoi, the weather is still cool: +22°C during the day, +17°C at night. The water on the northern coast warms up to +18°C. If you are looking for the best beach holiday in February, then head to the south of the country.
March
In March, the weather in North Vietnam is usually warm and dry (+20°C…+23°C). Central and South Vietnam are also dry but hotter. Daytime temperatures in these areas range from +23°C…+29°C. Dalat is the coolest: +23°C during the day and +16°C at night. There are 12 rainy days here for the whole month, while in the rest of the country – no more than 4. March is considered one of the best months for a holiday in Ho Chi Minh City.
April
There is more rain in April than in previous months, especially at the end of the month in the north and south. The air temperature in the southern region of the country reaches +33°C, and in the northern region – up to +23°C. The coastal area is ideal for swimming and other recreational activities. Here the average monthly temperature is +26°C. In the central part, the weather is clear and warm, with air temperatures up to +29°C. Water warms up to +26°C. Approximately 7 days will be rainy. April is the perfect time for a beach holiday.
May
In the northern part of the country (Sapa, Hanoi) a moderate increase in temperature up to +30°C is expected. In central and southern cities – up to +35°C. The water temperature near the coast fluctuates around +26°C… +28°C. However, humidity levels throughout Vietnam are rising. Precipitation most often falls at night and does not interfere with rest. In May, holidays are good in any part of Vietnam.
June/July
From June to July in Vietnam, the humidity rises and it gets hot. In Hanoi and Ho Chi Minh City, the average daily temperature is +32°C, and precipitation falls every other day. It rains occasionally in Central Vietnam, the daytime temperature here reaches +35°C. The average water temperature on the Vietnamese coast is +28°C. The best rest is provided in the northernmost city of Sapa, where during the day the air warms up to a maximum of +27°C.
August
In August, in southern Vietnam, the rainy season is in full swing, in the north it is already receding, and in central it is only approaching. Throughout the country, the air temperature is kept at + 32 ° C, and sea water – up to + 29 ° C. During the month, 12 days will be with precipitation. Mountain regions remain cool and rainy. The temperature at night can drop below +20°C. The most comfortable stay is in the resorts of Mui Ne and Phan Rang, where the water off the coast is warmed up to + 27 ° C, and there are only 6 rainy days.
September
At the beginning of the month, the air temperature throughout the country may rise. Precipitation becomes less in the northern part of Vietnam, but more in the central and southern. With rains in Hue, Hoi An and Ho Chi Minh City, the heat is easily tolerated. In Halong and Hanoi, the sun warms the air up to +32°C. Typhoons often bring heavy rains here. The temperature of sea water is kept at +29°C.
October
In terms of weather, October is considered the best month in Vietnam. In the north, the heat recedes, the water temperature in the sea reaches +27°C, and the air temperature is about +29°C. In the central provinces such as Hue, Da Nang and Hoi An, it rains frequently. In the South, the temperature remains stable – within +30°C. During this time of the year, Vietnam receives significantly less rainfall compared to previous months.
November
In the northern cities and provinces of Vietnam, it is getting cooler – the temperature indicators are kept at around + 26 ° C. Typhoons can visit the center with a temperature of +27°C. The south remains dry and warm – up to +31°C. Sea water off the coast of Vietnam warms up to +26°C…+27°C. This month you can visit Ho Chi Minh City and the Mekong Delta – here the weather is warm and dry.
December
December is especially cold in the north of the country. In the city of Sapa, it is only +17°C during the day, and sometimes the temperature drops below 0°C and snow falls. There is a dry season in the south. The daytime temperature reaches +29°C, and the sea water warms up to a comfortable +26°C. December is the high tourist season in the south. Beach holidays await tourists on the coast, and the rest of the country is ideal for exploring the sights of Vietnam.