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When to go · Yilan

Yilan in September

Avoid month. Listed as a month to avoid: Jul–Sep (typhoons and heavy rain).

Key facts

Verdict
Avoid
Temperature
30°C / 24°C
average high / low
Rain days
16
Crowds
Medium
Taiwan overall
Prices
Medium
Taiwan overall

Verdict

AvoidBest and avoid months for Yilan

Listed as a month to avoid: Jul–Sep (typhoons and heavy rain).

Weather in September

Long-term averages
  • YilanHighs around 30 °C, lows around 24 °C, rain on about 16 days
  • North and Taipei, Taiwan · Taipei, Keelung, Jiufen, Yilanstorm or typhoon risk

    Humid subtropical: the winter north-east monsoon brings grey drizzle to Keelung, Jiufen and Yilan Oct–Mar; plum rains May–Jun; 35 °C afternoons Jul–Aug.

Crowds and prices

Crowds · Taiwan overall
Medium
Prices · Taiwan overall
Medium

Taiwan overall: Typhoons still likely; Mid-Autumn long weekend in some years.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast
  • A spare day in the plan: storms can cancel flights and ferries

Build the full packing list for your trip →

Across Taiwan in September →