Ha Long BayTravel Tips

Typical weather seasons by month.

When the city is peak, balanced, or quieter.

Typical monthly AQI index trends.

What to know before drinking water, eating street food, or dining out.

• Drink sealed bottled water; tap water is not worth testing.
• Choose seafood restaurants with visible turnover and live tanks.
• On cruises, eat cooked shellfish only when service looks disciplined.

Common scams and safety precautions during your stay.

• Cheap cruises often recover margin through weak cabins, rushed routes, and paid extras.
• Confirm pier, cabin class, meal inclusions, and transfer pickup in writing.
• Use licensed taxis or app rides in Ha Long City; agree prices before boarding small boats.

Respectful behavior for temples, neighborhoods, and restaurants.

• Keep voices low on shared cruise decks after dinner.
• Ask before photographing working crews or floating village residents.
• Dress neatly when entering caves and public heritage areas.

Plugs, voltage, and electrical charging standards.

Tipping customs for dining, taxis, and services.

• Tipping is discretionary, but cruise staff expect it when service is polished.
• For overnight cruises, USD 5 to 10 per guest per night is a fair baseline.
• Round up taxi fares and leave small cash for porters.

Essential local laws and regulations to respect.

• Do not swim unless the crew confirms the area is open and safe.
• Drone use around the bay can attract attention; ask the operator before flying.
• Keep tickets and cruise documents accessible at piers and cave checkpoints.

Health advice for climate, insects, and well-being.

• Bring motion sickness tablets; even calm days can feel uneven on smaller tenders.
• Use reef safe sunscreen and a hat; decks give little shade at midday.
• In summer, carry electrolytes and avoid long kayaking sessions in peak heat.

Simple local phrases that help with greetings and polite conversation.

Useful phrases for shopping, bills, and price negotiations.

Phrases for dietary preferences, vegetarian choices, and water.

Polite ways to decline offers, transport, or street vendors.

Directions for finding toilets, basic shopping, and asking help.

Emergency calls, hospitals, and help phrases in the local language.