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When to go · Co To Island

Co To Island in September

Great month. Inside Co To Island's best window: Mar–Jun, Sep–Nov.

Key facts

Verdict
Great
Temperature
30°C (86°F) / 24°C (75°F)
average high / low
Rain days
14
Crowds
Medium
Vietnam overall
Prices
Medium
Vietnam overall

Verdict

GreatBest and avoid months for Co To Island

Inside Co To Island's best window: Mar–Jun, Sep–Nov.

Is another month better than September?

No other month rates higher than September for Co To Island in this guide.

Weather in September

Long-term averages
  • Co To IslandHighs around 30 °C (86 °F), lows around 24 °C (75 °F), rain on about 14 days

Crowds and prices

Crowds · Vietnam overall
Medium
Prices · Vietnam overall
Medium

Vietnam overall: Typhoons shift to the centre; the north improves late in the month.

Compare two months

Weather, crowds and prices for any two months in Co To Island, side by side.

  • Verdict

    Sep: Great

    Mar: Great

  • Daytime high

    Sep: 30 °C (86 °F)

    Mar: 22 °C (72 °F)

  • Night low

    Sep: 24 °C (75 °F)

    Mar: 18 °C (64 °F)

  • Rain days

    Sep: 14

    Mar: 12 (better)

  • Crowds

    Sep: Medium

    Mar: Medium

  • Prices

    Sep: Medium

    Mar: Medium

  • Festivals listed

    Sep: 0

    Mar: 0

September: Inside Co To Island's best window: Mar–Jun, Sep–Nov.

March: Inside Co To Island's best window: Mar–Jun, Sep–Nov.

Co To Island: 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 September →