Taiwan in May

Plum rains start late in the month; firefly season in the hills.

• North and Taipei · Taipei, Keelung, Jiufen, Yilanrainy

  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.

• West and south · Taichung, Tainan, Kaohsiung, Kentingrainy

  Dry, sunny winters (the best time for the south); wet, hot summers with afternoon storms. Air quality dips on still winter days.

• East coast · Hualien, Taroko, Taitung, East Rift Valleybest weather

  The coast that typhoons hit first; rockfall closes roads after heavy rain. Winter is cool and often cloudy.

• Central mountains · Alishan, Hehuan Mountain, Sun Moon Lake, Yushanrainy

  Cool to cold at altitude; frost and occasional snow on Hehuan in winter. Mornings clear, clouds by noon.

• Outlying islands · Penghu, Kinmen, Matsu, Green Island, Orchid Islandbest weather

  Strong winter winds cancel boats and flights to Penghu and Matsu; summer is the island season. Fog grounds Matsu and Kinmen flights in spring.

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.

• Labour Day

  1 May

  A national holiday for everyone since 2025 — check.

Crowds · Taiwan

Medium

Prices · Taiwan

Medium

• A rain jacket or umbrella and shoes that dry fast

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Rated best or good this month

• East coast

  Best weather of the year (Hualien, Taroko, Taitung, East Rift Valley)

• Outlying islands

  Best weather of the year (Penghu, Kinmen, Matsu, Green Island, Orchid Island)