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When to go · Dien Bien Phu

Dien Bien Phu in May

Avoid month. Listed as a month to avoid: May–Sep (rain, road disruptions).

Key facts

Verdict
Avoid
Temperature
31°C (88°F) / 22°C (72°F)
average high / low
Rain days
14
Crowds
Medium
Vietnam overall
Prices
Medium
Vietnam overall

Verdict

AvoidBest and avoid months for Dien Bien Phu

Listed as a month to avoid: May–Sep (rain, road disruptions).

Is another month better than May?

May is rated avoid. These months rate higher:

Weather in May

Long-term averages
  • Dien Bien PhuHighs around 31 °C (88 °F), lows around 22 °C (72 °F), rain on about 14 days

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.

  • Reunification Day + Labour Day big impact

    30 Apr – 1 May · Vietnam

    Beach towns and Hạ Long fully booked; book transport and beds early.

Crowds and prices

Crowds · Vietnam overall
Medium
Prices · Vietnam overall
Medium

Vietnam overall: Heat builds in Hanoi and Saigon; the central coast is at its beach best.

Compare two months

Weather, crowds and prices for any two months in Dien Bien Phu, side by side.

  • Verdict

    May: Avoid

    Jan: Great (better)

  • Daytime high

    May: 31 °C (88 °F)

    Jan: 23 °C (73 °F)

  • Night low

    May: 22 °C (72 °F)

    Jan: 14 °C (57 °F)

  • Rain days

    May: 14

    Jan: 3 (better)

  • Crowds

    May: Medium

    Jan: Medium

  • Prices

    May: Medium

    Jan: Medium

  • Festivals listed

    May: 1

    Jan: 1

May: Listed as a month to avoid: May–Sep (rain, road disruptions).

January: Inside Dien Bien Phu's best window: Oct–Apr (dry, cooler).

Dien Bien Phu: figures are long-term averages from this guide, not a forecast.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Vietnam in May →