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
| Month | What starts | Crowds |
|---|---|---|
| January | — | Busy |
| February | Cherry blossom | Peak crowds |
| March | — | Busy |
| April | Firefly season | Shoulder season |
| May | Plum rain season | Shoulder season |
| June | — | Shoulder season |
| July | Typhoon season | Busy |
| August | — | Busy |
| September | Cross-lake Swimming Carnival | Busy |
| October | — | Busy |
| November | Come! BikeDay | Shoulder season |
| December | — | Busy |
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 · usuallyCrowdedThe 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 · usuallyFirefliesThe 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 · usuallyMonsoonRiskThe 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 · usuallyClosuresInland 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 earlyThe 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 festivalThe 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.