What's on in Sun Moon Lake (Yuchi), Taiwan through the year

Sun Moon Lake, Taiwan has 6 curated events through the year — 2 festivals, 2 natural spectacles, 1 season and 1 hazard season. The ones to plan around: Cross-lake Swimming Carnival (September) and Come! BikeDay (November). February is its peak-crowd month.

Updated September 2026 · every event curated and sourced · dates for 2026 where they are announced, the usual window where they are not

Best time to visit Sun Moon Lake (Yuchi): weather, crowds and notes →

Sun Moon Lake (Yuchi) events and crowds by month

MonthWhat startsCrowds
JanuaryBusy
FebruaryCherry blossomPeak crowds
MarchBusy
AprilFirefly seasonShoulder season
MayPlum rain seasonShoulder season
JuneShoulder season
JulyTyphoon seasonBusy
AugustBusy
SeptemberCross-lake Swimming CarnivalBusy
OctoberBusy
NovemberCome! BikeDayShoulder season
DecemberBusy

January in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in January

Busy — Winter break (around Chinese New Year) in Taiwan, school holidays in 6 of the markets that fill it

Nothing new starts in January.

February in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in February

Peak crowds — Cherry blossom, Winter break (around Chinese New Year) in Taiwan

  • Nature

    Cherry blossom

    1 Feb – 5 Mar · usuallyCrowded

    The hillside above the lake flowers weeks before Japan does, and the culture village at the top of the ropeway makes an event of it. Weekend traffic on the ring road is the price.

March in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in March

Busy — Cherry blossom, school holidays in 2 of the markets that fill it

Nothing new starts in March.

Still on: Cherry blossom (1 Feb – 5 Mar (usually))

April in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in April

Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month

  • Nature

    Firefly season

    1 Apr – 15 May · usuallyFireflies

    The trails around Toushe and the lake's quieter southern shore fill with them for about six weeks in spring. Guided night walks only, and no torches.

May in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in May

Shoulder season — school holidays in 2 of the markets that fill it, an ordinary month

  • Season

    Plum rain season

    10 May – 20 Jun · usuallyMonsoonRisk

    The front parks over central Taiwan for a few weeks of heavy afternoon rain. The lake is at its fullest and the cycle path round it is at its emptiest.

Still on: Firefly season (1 Apr – 15 May (usually))

June in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in June

Shoulder season — school holidays in 3 of the markets that fill it, an ordinary month

Nothing new starts in June.

Still on: Plum rain season (10 May – 20 Jun (usually))

July in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in July

Busy — Summer break in Taiwan, school holidays in 5 of the markets that fill it

  • Hazard

    Typhoon season

    1 Jul – 15 Oct · usuallyClosures

    Inland and high, so it is the rain rather than the wind that does the damage. Landslides close the mountain roads in and out for days at a time. Source ↗

August in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in August

Busy — Summer break in Taiwan, school holidays in 4 of the markets that fill it

Nothing new starts in August.

Still on: Typhoon season (1 Jul – 15 Oct (usually))

September in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in September

Busy — Cross-lake Swimming Carnival, school holidays in 3 of the markets that fill it

  • Festival

    Cross-lake Swimming Carnival

    10 Sep – 5 Oct · usuallyMajor festivalCrowdedBook early

    The one day of the year swimming in the lake is allowed, and more than twenty thousand people take it. Entries open months ahead and every room around the shore goes with them. Source ↗

Still on: Typhoon season (1 Jul – 15 Oct (usually))

October in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in October

Busy — Cross-lake Swimming Carnival, school holidays in 3 of the markets that fill it

Nothing new starts in October.

Still on: Typhoon season (1 Jul – 15 Oct (usually)), Cross-lake Swimming Carnival (10 Sep – 5 Oct (usually))

November in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in November

Shoulder season — an ordinary month

  • Festival

    Come! BikeDay

    21 NovMajor festival

    The lake circuit is closed to cars for a day in late November and given to several thousand cyclists. Cool, dry and the best month of the year to be out here. Source ↗

December in Sun Moon Lake (Yuchi)

Sun Moon Lake (Yuchi) weather in December

Busy — school holidays in 5 of the markets that fill it, one of its best months for weather

Nothing new starts in December.

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