The worst time to visit Hanoi is generally from May to September, which is hot, humid, and features the highest rainfall. Specifically, July and August are the wettest months, with a high risk of typhoons that can disrupt travel. Avoid the Tet holiday (late January/February) due to closures, and December-January for cold, damp, and misty, grey weather.
The cold monsoon along the central coast occurs from October-April and is much less pleasant. October-December are warm, sunny months in the north, while from March it can get almost unbearably hot. May, June and September are the best times to visit Vietnam to avoid the crowds.
However, October will be the worst time to visit Vietnam in the central parts. Since tourists can face a high risk of typhoons and storms. November starts a dry winter season in the north, with less humidity and rainfall. However, in the central part, tourists can see a peak of its soaked and stormy typhoon season.
US casualties across South Vietnam were 2,169 killed for the entire month of May making it the deadliest month of the entire Vietnam War for US forces, while South Vietnamese losses were 2,054 killed. The US claim that VC/PAVN losses exceeded 24,000 killed and over 2,000 captured.
Bed bugs are not only in Vietnam but also other Asian, African countries. These pests are most often encountered in budget hostels, older guesthouses, shared dormitories, and occasionally even in hotels with insufficient pest control.
The worst mosquito areas are in forested regions and near national parks like Cat Tien, Bach Ma, and parts of the Central Highlands. These places can have both day-biting and night-biting mosquitoes. If you're going on a jungle trek or sleeping in basic eco-lodges or tents, you should be very careful.
Corruption is pervasive, fueled by low transparency, inadequate accountability mechanisms, and overlapping bureaucratic jurisdictions, while the country also grapples with serious criminal activities, including human trafficking, drug trade, and cybercrime, often facilitated by organized crime networks that include ...
However, the tropical cyclone season in Vietnam is usually considered to be from June to November. On average, the South China Sea records 11 to 13 tropical cyclone in many yearsand the tropical cyclone season in the South China Sea is assessed to slow down from North to South.
Natural scents like tea tree oil and peppermint oil can help repel bed bugs when used around sleeping areas. Some oils, like neem and orange oil, may help kill bed bugs or slow down their ability to spread.
Unspoken rules in Vietnam emphasize respect, harmony, and modesty, requiring visitors to remove shoes indoors, dress conservatively (especially at religious sites), stay calm in public (avoiding loud confrontation), and show respect for elders. Key etiquette includes mastering chopsticks (don't pass food, stick them upright), accepting offers of food/drink gracefully, using both hands for transactions, and understanding that public affection is generally frowned upon.
CDC recommends that travelers going to certain areas of Vietnam take prescription medicine to prevent malaria. Depending on the medicine you take, you will need to start taking this medicine multiple days before your trip, as well as during and after your trip.
Hanoi experiences average temperatures of around 26 degrees Celsius in April, but daily highs frequently reach 32 to 34 degrees Celsius. Morning temperatures start warm around 24 degrees Celsius, offering no cool relief period. Afternoons become genuinely hot, requiring indoor air conditioning breaks.
