The weather in Vietnam differs between the south and north of the country: Northern Vietnam lies in the subtropical zone and the south lies in the tropical zone. Two monsoon periods alternate in Vietnam, largely effecting the different weather systems in the north and south. Generally warmer weather prevails throughout Vietnam, except for the northern mountainous region. In general you can never predict exactly what the weather will be the next day, it,s that variable and localized.
The rainy season is during the summer months, with sometimes quite intense rainfall, but it doesnt continue for too long. The average annual temperature in Vietnam is 22 to 27 °C.
Weather in northern Vietnam:
• cool to cold season in northern Vietnam – from October to March
• warm to hot wet season – from April to October
(Spring = March – April, Summer = May – October, Autumn = Mid-September – November, Winter = December – February)
Weather in southern Vietnam:
• cool to cold season in southern Vietnam – from November to February
• hot weather in southern Vietnam – from April to September
• June, July, August, September – rainy and wet months
Current weather, conditions, temperature in Vietnam
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The weather is sometimes like roulette – especially in northern Vietnam.
Weather in northern Vietnam is generally cooler than in other countries of Southeast Asia at the same longitude. You can‘t predict when exactly to go to northern Vietnam, because the weather is so variable day to day. Temperature and climate, however, does differ on average between individual months.
Temperatures in northern Vietnam:
• November to March (10 – 15 °C) – cool to cold season
• April to October (may rise to 30 – 35 °C) – warm to hot weather
• in December and January temperatures can fall to 0 °C
The rainiest month in northern Vietnam is August and in the south it is May.
Hanoi has the wettest season in July, August and driest months are December and January.
When is the best time to visit Vietnam?
The best months to travel in northern Vietnam are from October to April. It is the dry season, with less precipitation than in summer and pleasant temperatures. However, beware of the months December and January, as it can be very cold and may even snow in mountainous areas.
Suitable months to visit central Vietnam are from January to August when the temperature is around 30 °C. You can expect more precipitation in October and November. The beach resorts have a dry season from January to September and high temperatures.
Southern Vietnam has higher temperatures throughout the year compared to the central and northern parts, the average temperature is around 25-30 °C. The dry season in southern Vietnam is from November to May and the rainy season is from June to October.