Hualien weather in April

April in Hualien: warm, soaked, with muggy air — fine if you can take 27 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Hualien🇹🇼 Taiwan · Taiwan & Okinawa · City69
  1. 60Jan
  2. 61Feb
  3. 64Mar
  4. 69Apr
  5. 57May
  6. 51Jun
  7. 54Jul
  8. 54Aug
  9. 53Sep
  10. 57Oct
  11. 65Nov
  12. 66Dec

#1 of 12 months in Hualien · #1090 of 1413 destinations to visit in April · comfort 69/100 (tier C)

Days
24°C
Nights
19°C
Wet days
27
Sun
8 h
Humidity
87%
Daylight
13 h
Hualien, Taiwan
Photo: Alan Wang · Pexels

Traveller notes on Hualien in April

Notes from nearby Sun Moon Lake (71 km away)

Hualien doesn't have its own notes for April yet — these are about Sun Moon Lake, close enough to share the season.

Sun Moon Lake-forum threads on firefly season describe April through May as the reliable window, posters calling the glow-worm displays around the lake and nearby Puli a real highlight for this stretch. Regulars describe April weather as breezy and comfortably cool, one visitor calling conditions genuinely perfect for a lakeside walk or bike ride around the loop trail. Posters call an evening firefly tour worth booking through a local guide, timing and location both mattering for a real sighting. Regulars describe the lake as prone to fog during cooler stretches, though April tends to run clearer than deep winter. Posters recommend the cable car to Formosan Aboriginal Culture Village for a scenic break from lakeside walking. Regulars call layering sensible regardless of the pleasant daytime forecast, evenings by the water turning noticeably cooler. The record: 23.4C days feeling like 26C, 16.1C nights, an extraordinarily high 173.2mm across nearly 19 days and 79 percent humidity.
SunMoonLakeAprilRegular · April · 1 month ago · about Sun Moon Lake · Read more on Tripadvisor ↗

Other months in Hualien

Taiwan's forum flags May as plum rain season, running roughly mid-May through mid-June, with rainfall that swings unpredictably between all-day drizzle and sudden downpours - an umbrella is a daily essential, not a maybe. The genuinely useful local tip: Hualien and the east coast often stay sunnier than the west side of the island during this stretch, since the Central Mountain Range blocks a lot of the weather systems coming off the Taiwan Strait. Hot and humid is the baseline regardless, so pack light layers along with the rain gear.
TaiwanEastCoastRegular · May · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe November temperatures here typically in the high-teens to mid-20sC, mild but genuinely variable - one traveler reported a 25C day that still saw rain roughly half the time during their stay. Posters do name the tail end of the year (November through January) as the local low point for rainfall, and the real precipitation totals back that up: November is the driest month of the year by rainfall volume, even though frequent rain days remain the norm rather than the exception. Posters warn the northeast monsoon's timing and strength vary unpredictably year to year, so a specific forecast close to departure (with a rainy-day backup plan for Taroko Gorge sightseeing) is standard advice, along with layers for cooler, windier stretches along the coast and in the mountains.
Tripadvisor community · November · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Hualien's card on the map.

Hualien climate normals — April

Daytime high24°C / 76°F🌤 warm
Nighttime low19°C / 65°F
Feels like (high)28°C / 82°F
Sea temperature26°C / 78°F😎 warm sea
Rainfall272 mm / 10.7 in⛈ soaked
Rainy days27 days
Humidity87%💦 very humid
Dew point19°C / 66°F
Sunshine8 h/day
Daylight12.7 h
Wind7 km/h / 4 mph
Air quality (US AQI)55🙂 moderate

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Hualien in April

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Busyschool holidays in 3 of the markets that fill it, one of its best months for weather(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Hualien's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherHualien's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Hualien in April

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Rule

    Taroko access is still limited

    1 Jan – 31 DecClosuresBook early

    The gorge has been under repair since the 2024 earthquake. Some trails and the visitor centre are open, several classic walks are not, and Highway 8 through the gorge runs on escorted release windows — check the park before you commit a day to it. Source ↗

  • Nature

    Whale and dolphin season

    1 Apr – 31 Oct · usuallyWhale season

    Boats run out of Hualien port through the warm half of the year. Dolphins on most trips, whales on a minority of them — and the sea off this coast is rough enough that mornings are the only sane slot.

  • Season

    Wet season

    MonsoonRisk

    27 rainy days and about 272 mm in the month — the real kind of rainy season, not afternoon showers.

    from the climate normals

What's on around the world in April →

Nearby, and something's on

Within 300 km of Hualien — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Hualien?

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Hualien in April — FAQ

Is April a good time to visit Hualien?
April in Hualien: warm, soaked, with muggy air — fine if you can take 27 rainy days. It ranks #1 of 12 months for Hualien on SeasonMap's comfort score (69/100).
What is the weather like in Hualien in April?
In April, Hualien averages a daily high of 24.2°C and a low of 18.6°C, with about 271.9 mm of rain over roughly 26.9 rainy days.
What is the air quality in Hualien in April?
Hualien has a mean US Air Quality Index of about 55 in April.

Within 300 km: Sun Moon Lake's Firefly season around 1 Apr – 15 May, and Alishan's Alishan Cherry Blossom Festival around 10 Mar – 10 Apr.