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When to go · Achi

Achi in September

Great month. Inside Achi's best window: Apr–Oct (clear skies, mild weather).

Key facts

Verdict
Great
Temperature
24°C (75°F) / 14°C (57°F)
average high / low
Rain days
8
Crowds
Medium
Japan overall
Prices
Medium
Japan overall

Verdict

GreatBest and avoid months for Achi

Inside Achi's best window: Apr–Oct (clear skies, mild weather).

Is another month better than September?

No other month rates higher than September for Achi in this guide.

Weather in September

Long-term averages
  • AchiHighs around 24 °C (75 °F), lows around 14 °C (57 °F), rain on about 8 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 Achi, side by side.

  • Verdict

    Sep: Great

    Apr: Great

  • Daytime high

    Sep: 24 °C (75 °F)

    Apr: 17 °C (63 °F)

  • Night low

    Sep: 14 °C (57 °F)

    Apr: 7 °C (45 °F)

  • Rain days

    Sep: 8

    Apr: 7 (better)

  • Crowds

    Sep: Medium

    Apr: High

  • Prices

    Sep: Medium

    Apr: High

  • Festivals listed

    Sep: 0

    Apr: 2

September: Inside Achi's best window: Apr–Oct (clear skies, mild weather).

April: Inside Achi's best window: Apr–Oct (clear skies, mild weather).

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

What to pack

Nothing unusual for the weather this month.

Build the full packing list for your trip →

Across Japan in September →