When to visit Vietnam, month by month.
Keyed to the circuit most operators sell: Hanoi/Ha Long + Da Nang/Hoi An + Ho Chi Minh City. For the best all-round experience, go Mar-Apr. For the lowest prices and thinnest crowds, go Sep/Mar.
Two windows, because they answer different questions. Best experience scores the weather, the headline sights and low crowds; cheapest and quietest scores only airfare and how empty it is. Special-interest seasons (skiing, Christmas markets, aurora, festivals) are kept out of the experience score and flagged on their own line, so a niche winter draw never masquerades as the best all-round month. If you care most about one thing, read that column below.
THREE climate zones, out of phase. The row follows the weakest link because the standard package includes all three. October is the clearest case: the north is at its BEST while Hoi An floods. A Hanoi-and-Ha-Long-only trip in October would be GREAT.
Weather and cost, month by month
| WeatherHanoi, Da Nang, HCMC | Costflights + hotels | |
|---|---|---|
| January | Cool dry north | High season |
| February | Dry warming | Tet spike |
| March | All-zone dry | Shoulder fares |
| April | All-zone good | Shoulder fares |
| May | Hot humid | Fares rising |
| June | Hot wet north | Holiday peak |
| July | Hot rainy | Fares elevated |
| August | Wettest north | Low-season dip |
| September | Mixed transition | Cheapest fares |
| October | Centre floods | Low fares |
| November | North best | Rising demand |
| December | Dry ends wet | Christmas peak |
The Vietnam attraction calendar
When each headline draw is actually at its best, or shut.
| Ha Long cruisesHa Long Bay | Central beachesDa Nang, Hoi An | North & SapaSapa, Hanoi | South & MekongHCMC, Mekong | Crowdsempty is good | |
|---|---|---|---|---|---|
| January | Calm cold | Cool choppy | Cold misty | Dry season | Peak arrivals |
| February | Crachin fog | Warming up | Cold clearing | Driest month | Tet peak |
| March | Fog easing | Dry warm | Spring trek | Dry hot | Quieter |
| April | Calm clear | Driest coast | Spring trek | Hot dry-ish | Mostly quiet |
| May | Warm calm | Hot dry | Green terraces | Showers begin | Summer builds |
| June | Storm risk | Peak beach | Lush green | Wettest month | Da Nang peak |
| July | Typhoon risk | Hot dry | Wet green | Afternoon rain | Summer coast |
| August | Peak typhoon | Still warm | Green wet | Wet showers | Thinning out |
| September | Late storms | Wet begins | Golden harvest | Floating season | Quiet |
| October | Clear calm | Floods typhoons | Golden dry | Wet tailing | Centre empty |
| November | Best month | Wettest floods | Dry clear | Drying out | High season ramps |
| December | Clear cold | Wet cool | Cold misty | Dry peak | Festive peak |
What each month actually gives you
GOOD: a strong all-round month with a cool-dry north and a bone-dry south, though central beaches are cool and choppy and the odd crachin day can grey out Ha Long.
OK: the south is at its driest but Tet (Lunar New Year, New Year's Day ~17 Feb 2026) shuts businesses and books out transport, and grey crachin drizzle can flatten Ha Long, so February is a logistics gamble.
BEST: March is one of only two months when all three zones line up: dry warming north, dry central coast, dry hot south, with shoulder-season fares and thinner crowds.
BEST: the second half of the sweet spot: calm clear Ha Long, the driest central coast of the year, warm north and dry south, with shoulder fares before the summer crowds.
GOOD: central beaches are excellent and the north/Ha Long are still workable, but heat and humidity are building nationwide and the south's afternoon showers begin.
OK: peak beach season on the central coast, but the north is hot, wet and entering typhoon territory and India-outbound fares hit their school-holiday peak, so the all-zone verdict is only OK.
OK: central beaches still deliver, but this is the sharp end of Ha Long's typhoon-cancellation risk (in July 2025 Quang Ninh halted all bay boat permits ahead of Typhoon Wipha) and northern rains are heavy.
OK to POOR: the north sees its heaviest rain of the year and Ha Long's typhoon risk peaks, though the central beaches still hold up.
OK: Sapa's golden harvest opens and the north starts drying, but the central coast tips into its wet season and Ha Long can still be hit by late storms.
POOR: the classic zone clash: the north and Ha Long are at their glorious best while Hoi An's old town floods, typhoon landfalls peak on the central coast, so the all-zone package verdict is POOR.
OK: the north and Ha Long are excellent and the south is drying out, but the central coast has its wettest month and typhoon risk lingers into mid-November, so the package verdict is held to OK.
GOOD: cool-dry north, clear-calm Ha Long and a dry southern peak make December a strong trip, but the central coast stays wet and Christmas/NYE pushes fares, hotels and crowds to their highest.
Worth noting
- • The three zones are out of phase, so there is no month that is perfect everywhere. October is the trap: the north and Ha Long are at their absolute best while Hoi An's old town is flooding and typhoons peak on the central coast, so a single-verdict 'best time' page is actively misleading for a 3-region package.
- • Ha Long Bay cruises are cancelled outright when a storm approaches, not just delayed. On 20 July 2025 Quang Ninh authorities suspended all tourist-boat permits in the bay ahead of Typhoon Wipha, stranding itineraries. If your package's Ha Long night is fixed and non-refundable in Jun-Sep, that is real money at risk.
- • Hoi An's old town floods routinely in autumn because it sits on the Thu Bon river and takes both heavy rain and upstream dam releases. In November 2025 the ancient town flooded three times in 20 days, with water over the Japanese Covered Bridge and half a metre deep on some streets. Autumn Hoi An photos of people in boats on the streets are the normal season, not a freak event.
- • Tet (Lunar New Year) is the single biggest logistical trap. In 2026 New Year's Day falls around 17 February (the official public-holiday block runs ~14-22 February), the date moves every year. Domestic flights, trains and buses book out months ahead, prices spike, and many family-run restaurants and shops close for roughly 5-7 days, some in smaller towns for longer.
- • Feb-Mar brings 'crachin', a persistent grey drizzle and low cloud over the north. Temperatures are mild and it barely rains in totals, but the karsts of Ha Long can vanish into a white wall, so the famous cruise photos simply do not happen on a crachin day.
- • The central coast's best beach weather (roughly Jun-Aug, Da Nang's driest is April at 77mm) is exactly when the north is hot, wet and storm-prone. You cannot get peak beaches and peak Ha Long in the same trip; you trade one against the other.
- • For Indian travellers, the cheapest airfares (around September) and the shoulder fares of March-April do not align with the peaks: December-January (winter) and May-June (Indian school summer holidays) are the most expensive, and the Diwali window can spike late-October fares even though weather-wise it is a wet month in the centre.
- • Indian passport holders are NOT visa-free for Vietnam. As of 2026 you must obtain a 90-day e-visa in advance via the official portal evisa.gov.vn (about USD 25 single / USD 50 multiple entry, 3-7 working days), and processing slows around Tet, so apply early if travelling in Jan-Feb.
- • March-April is the best all-zone compromise, not the busiest 'high season'. December-February and the summer are more crowded and pricier, yet the March-April shoulder is when the whole three-region circuit actually lines up climatically.
Local terms
- Tet.
- Vietnamese Lunar New Year, around late January or February, when transport books out months ahead and many businesses close for a week.
- crachin.
- The grey, drizzly low-cloud spell in northern Vietnam around February and March that can flatten Ha Long Bay views.
Got a Vietnam package on the table?
Check its dates against this chart, and everything else your operator did not spell out. We read the fine print so you do not have to.
Conditions verified July 2026. Confirm operator and attraction dates for the year you are travelling.