Skip to content
Voykit
Draft data. Times, fares and step counts are desk estimates awaiting field checks. How we verify
Source checked
A source and a date are on record: we read it from an official or published page. Not yet confirmed on the ground.
Field checked
Someone checked it on the ground, with the date shown.
Plan calculated
Worked out by Voykit from its own data (times, distances, budgets). A calculation, not a measurement.

Unknown times stay unknown. How we verify

When to go · Green Island

Green Island in May

Mixed month. Outside the best window (Oct–Apr (dry season, calmer seas)). Across Taiwan: Plum rains start late in the month; firefly season in the hills.

Key facts

Verdict
Mixed
Temperature
28°C (82°F) / 22°C (72°F)
average high / low
Rain days
5
Crowds
Medium
Taiwan overall
Prices
Medium
Taiwan overall

Verdict

MixedTaiwan month rating

Outside the best window (Oct–Apr (dry season, calmer seas)). Across Taiwan: Plum rains start late in the month; firefly season in the hills.

Is another month better than May?

May is rated mixed. These months rate higher:

Weather in May

Long-term averages
  • Green IslandHighs around 28 °C (82 °F), lows around 22 °C (72 °F), rain on about 5 days
  • Outlying islands, Taiwan · 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.

Crowds and prices

Crowds · Taiwan overall
Medium
Prices · Taiwan overall
Medium

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

Compare two months

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

  • Verdict

    May: Mixed

    Jan: Great (better)

  • Daytime high

    May: 28 °C (82 °F)

    Jan: 24 °C (75 °F)

  • Night low

    May: 22 °C (72 °F)

    Jan: 17 °C (63 °F)

  • Rain days

    May: 5 (better)

    Jan: 6

  • Crowds

    May: Medium

    Jan: Medium

  • Prices

    May: Medium

    Jan: Medium

  • Festivals listed

    May: 0

    Jan: 1

May: Outside the best window (Oct–Apr (dry season, calmer seas)). Across Taiwan: Plum rains start late in the month; firefly season in the hills.

January: Inside Green Island's best window: Oct–Apr (dry season, calmer seas).

Green Island: 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 Taiwan in May →