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When to go · Hanoi

Hanoi in January

Good month. Cool, grey; check Tết dates.

Key facts

Verdict
Good
Temperature
20°C (68°F) / 14°C (57°F)
average high / low
Rain days
10
Crowds
Medium
Vietnam overall
Prices
Medium
Vietnam overall

Verdict

GoodVoykit month rating for Hanoi

Cool, grey; check Tết dates.

All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.

Is another month better than January?

January is rated good. These months rate higher:

Weather in January

Long-term averages
  • HanoiHighs around 20 °C (68 °F), lows around 14 °C (57 °F), rain on about 10 days
  • North, Vietnam · Hanoi, Hạ Long, Ninh Bình, Sa Pacool

    Four seasons: cool grey winters (Sa Pa can reach 0 °C (32 °F)), humid hot summers with storms Jul–Sep; Hạ Long cruises cancel on storm warnings.

Winter season

Cool, grey and cosy: hot phở weather, Christmas crowds at St Joseph's, flower markets before Tết.

Watch: Smog on still days; unheated rooms.

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Ông Công Ông Táo (Kitchen Gods day) check

    23rd of the 12th lunar month, a week before Tết · Lakes and rivers

    Families release live carp into Hoàn Kiếm, West Lake and the Red River; a pretty morning, busy lakesides.

  • Tết (Lunar New Year) check

    Tết 2027 falls around 6 February · Whole city

    Flower markets and peach-blossom sellers the week before; then 3–7 days when many restaurants, shops and some museums close and trains and buses sell out. Hotels add 30–100%.

  • Lunar New Year big impact

    Tết — 6 Feb 2027 (lunar, moves yearly) · Vietnam

    Trains, buses and flights sell out a week either side; many restaurants and shops close 3–7 days; prices up.

Crowds and prices

Crowds · Vietnam overall
Medium
Prices · Vietnam overall
Medium

Vietnam overall: South and centre dry; the north is cool and grey — a jacket for Hanoi, cold nights in Sa Pa.

Compare two months

Weather, crowds and prices for any two months in Hanoi, side by side.

  • Verdict

    Jan: Good

    Apr: Great (better)

  • Daytime high

    Jan: 20 °C (68 °F)

    Apr: 28 °C (82 °F)

  • Night low

    Jan: 14 °C (57 °F)

    Apr: 22 °C (72 °F)

  • Rain days

    Jan: 10 (better)

    Apr: 13

  • Crowds

    Jan: Medium

    Apr: Medium

  • Prices

    Jan: Medium

    Apr: Medium

  • Festivals listed

    Jan: 3

    Apr: 3

January: Cool, grey; check Tết dates.

April: Warm; good month.

Hanoi: figures are long-term averages from this guide, not a forecast.

What to pack

  • A rain jacket or umbrella and shoes that dry fast
  • Layers: a fleece or light jacket

Build the full packing list for your trip →

Across Vietnam in January →