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When to go · Suo-Oshima

Suo-Oshima in September

Avoid month. Listed as a month to avoid: Jan–Feb (cold, many seasonal places shut); typhoon season Sep.

Key facts

Verdict
Avoid
Temperature
28°C (82°F) / 20°C (68°F)
average high / low
Rain days
10
Crowds
Medium
Japan overall
Prices
Medium
Japan overall

Verdict

AvoidBest and avoid months for Suo-Oshima

Listed as a month to avoid: Jan–Feb (cold, many seasonal places shut); typhoon season Sep.

Is another month better than September?

September is rated avoid. These months rate higher:

Weather in September

Long-term averages
  • Suo-OshimaHighs around 28 °C (82 °F), lows around 20 °C (68 °F), rain on about 10 days

Crowds and prices

Crowds · Japan overall
Medium
Prices · Japan overall
Medium

Japan overall: Still hot; typhoon peak can cancel flights and ferries for a day or two.

Compare two months

Weather, crowds and prices for any two months in Suo-Oshima, side by side.

  • Verdict

    Sep: Avoid

    Apr: Great (better)

  • Daytime high

    Sep: 28 °C (82 °F)

    Apr: 19 °C (66 °F)

  • Night low

    Sep: 20 °C (68 °F)

    Apr: 9 °C (48 °F)

  • Rain days

    Sep: 10

    Apr: 9 (better)

  • Crowds

    Sep: Medium

    Apr: High

  • Prices

    Sep: Medium

    Apr: High

  • Festivals listed

    Sep: 0

    Apr: 2

September: Listed as a month to avoid: Jan–Feb (cold, many seasonal places shut); typhoon season Sep.

April: Inside Suo-Oshima's best window: Apr–Jun, Oct–Nov; Jul–Aug for swimming.

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

What to pack

  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Japan in September →