Spring (March to April) and Autumn (September to November) offer the best weather with mild temperatures and little rain.
The climate varies by region: the north can be cooler, while the south is tropical year-round.

Dress modestly when visiting temples or pagodas; cover your shoulders and knees.
Remove your shoes before entering religious sites or someone’s home.
Use both hands when giving or receiving items, as it’s a sign of respect.

Vietnamese is the official language, but English is commonly spoken in major cities and tourist areas.

The local currency is the Vietnamese Dong (VND).
Credit cards are widely accepted in urban areas, but cash is preferred in rural regions. ATMs are abundant.

Use Grab (ride-hailing app) for taxis or motorbike rides.
Domestic flights, trains, and long-distance buses are popular for intercity travel.
Rent a motorbike for local exploration, but ensure you have the proper license.

Must-try dishes include pho (noodle soup), banh mi (Vietnamese sandwich), spring rolls, and ca phe sua da (iced coffee with condensed milk).
Drink only bottled or filtered water, and avoid ice unless it’s from a reputable source.

Vaccinations for typhoid, hepatitis A, and tetanus are recommended.
Mosquito-borne illnesses like dengue and malaria can occur; use repellent and consider preventive measures.
Traffic can be chaotic; exercise caution when crossing roads.

Local SIM cards with affordable data plans are available from providers like Viettel, Vinaphone, and Mobifone.
Wi-Fi is widely available in hotels, cafes, and public areas.

Explore Hanoi, the capital, for its Old Quarter, Hoan Kiem Lake, and historic sites.
Visit Halong Bay, a UNESCO World Heritage site known for its stunning limestone karsts.
Enjoy the lantern-lit streets of Hoi An and the beaches of Da Nang.
Experience the bustling city of Ho Chi Minh City (Saigon) and visit the Cu Chi Tunnels.

Celebrate Tet (Lunar New Year), the most important holiday in Vietnam, usually in January or February.
Participate in the Mid-Autumn Festival with lantern parades and mooncakes.

Drug possession and trafficking are met with severe penalties.
Avoid public displays of affection, as they may be frowned upon.
Always carry your passport or a copy, as police may conduct random ID checks.

Vietnam is generally safe, but petty theft, like pickpocketing, can occur in crowded areas.
Be cautious with motorbike rentals; ensure the vehicle is in good condition and wear a helmet.
Negotiate prices beforehand for goods or services to avoid overcharging.