January weather guide

Vietnam weather in January

Cool dry north, warm dry south — one of the best months

Score76Great
Typical day21°C70°F · low 14°C
Rain & sun44mm4.8 hrs sun/day
Towering limestone islands rising from emerald waters in Ha Long Bay, Vietnam, under clear blue skies
By
Institutional byline · Updated

What the weather is like in January

Avg high
21°C
70°F
Avg low
14°C
57°F
Rainfall
44mm
best
Sun / day
4.8 hrs

January is one of Vietnam's best months. Hanoi sits at a comfortable 21°C with crisp dry air; Da Nang is mild and dry; HCMC is warm and dry. Sapa can drop near freezing — pack layers. Tet (Lunar New Year) usually falls late Jan or Feb — domestic travel surges for a week.

Averages are five-year Open-Meteo (ERA5) figures for Hanoi; other parts of Vietnam vary. Full sources below.

What to pack for Vietnam in January

  • Layers — warm afternoons, cool evenings
  • A mid-weight jacket

What's on in January

  • Tet (Lunar New Year) (Nationwide) — Vietnam's most important holiday — typically late January or early-mid February. Domestic travel surges for a week; many businesses close for Days 1–3 of the lunar calendar. Decorations and lanterns nationwide, particularly Hoi An and Hue.
  • Hoi An Lantern Festival (Hoi An — central coast) — Held on the 14th day of every lunar month — Hoi An's Old Town turns off electric lights and lights with silk lanterns. The defining Hoi An experience.

Is January the right month?

Vietnam's best month is March; the toughest is September. For the best balance of good conditions and smaller crowds, aim for April. See the full month-by-month breakdown for Vietnam.

Where to stay in January

January is peak season in Vietnam, so prices are at their highest. Book early for the best choice of rooms.

Links open a hotel search for 12–18 Jan 2027; you can change the dates there. We may earn a commission, at no extra cost to you.

Frequently asked questions

Is January a good time to visit Vietnam?

January scores 76/100 on the Atlas Ranger Score — "Great" — which blends weather with crowds and price. January is one of the best months to visit Vietnam — strong conditions and the reason many travellers pick this window.

How warm is Vietnam in January?

Expect daytime highs around 21°C (70°F) and overnight lows near 14°C (57°F), with about 4.8 hours of sun a day.

Does it rain in Vietnam in January?

January sees roughly 44mm of rain — relatively dry.

What should I pack for Vietnam in January?

For January, pack: Layers — warm afternoons, cool evenings; A mid-weight jacket.

Sources

Every claim on this page is backed by an authoritative source. Atlas Ranger synthesizes data from multiple references so you can see exactly where each fact came from.

  1. Vietnam National Administration of TourismUsed for: Official tourism guidance, festival timing, regional travel intel
  2. Open-Meteo Historical Climate Data (ERA5)Used for: Monthly temperature, rainfall, sunshine averages (2020–2024) — Hanoi as national proxy
  3. U.S. State Department Vietnam Travel AdvisoryUsed for: Independent safety assessment + entry requirement reference
  4. NOAA Joint Typhoon Warning CenterUsed for: Typhoon track records and seasonality for the Vietnamese coast

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