Hualien weather in April

In April, Hualien sees average daytime highs of 21°C and overnight lows near 15°C, with 279 mm of rain across 26.5 wet days and about 12.5 hours of daylight. It is the 7th-warmest and 11th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 22°C by the end. The sky is clear or mostly clear about 6% of the time in April, and the air most often feels humid.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 54 min by month's end. Set against the rest of the year, April is Hualien's 6th-clearest and 2nd-windiest month. For the whole year in context, see Hualien's year-round climate.

Daytime high
21°
7th warmest
Overnight low
15°
6th coldest
Rainfall
279 mm
26.5 wet days
Daylight
12 h 36 min
5:37 AM – 6:11 PM
Cloud cover
79%
6th clearest
Wind
4 km/h
2nd windiest
Solar energy
4.22 kWh/m²
Travel score
3.8
out of 10

Hualien is A county-administered city in Hualien County, Taiwan.

Density
3,382/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 22°C by the end.

A typical April day in Hualien reaches about 21°C in the afternoon and slips back to 15°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 25°C. Set against its neighbours, April runs about 3°C warmer than March and about 3°C cooler than May.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
11913
21913
32013
42013
52013
62014
72014
82014
92014
102014
112014
122114
132114
142114
152114
162115
172115
182115
192115
202115
212215
222215
232215
242215
252215
262216
272216
282216
292216
302216

Hualien weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 10°40629.610.72.4
Feb16° / 10°38125.911.22.7
Mar18° / 12°33527.611.83.4
Apr21° / 15°27926.512.53.8
May23° / 17°37129.113.13.8
Jun26° / 19°33725.713.53.9
Jul27° / 20°29421.613.34.6
Aug27° / 20°35322.912.84.6
Sep25° / 19°46922.912.14.6
Oct22° / 17°34423.511.44.5
Nov19° / 14°26924.610.83.9
Dec16° / 11°33128.310.52.9

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 6% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
11684
21684
31783
41882
51882
61882
71882
81882
91981
101981
111981
122080
132080
142080
152080
162080
171981
181981
191981
201882
211882
221882
231882
241783
251684
261684
271585
281585
291585
301585

Chance of precipitation in April

Any precipitation

Hualien gets around 279 mm of rain over 26.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 88% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202530
Rain chance (%)
187
287
387
487
587
687
787
887
987
1087
1187
1287
1387
1487
1587
1687
1788
1888
1988
2088
2189
2289
2390
2490
2591
2691
2791
2892
2992
3092

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the humid band about 45% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12559160
22458180
32358190
42158210
52058220
61957240
71955260
81854280
91753300
101652320
111551340
121448371
131347391
141345421
151243451
161141471
171139491
181037521
191035541
20933571
21931591
22830611
23828622
24826642
25725662
26724672
27723682
28622702
29621703
30621703

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over April. Sunrise moves from 5:52 AM to 5:25 AM, and sunset from 6:05 PM to 6:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.25:526:05
212.25:516:05
312.35:506:05
412.35:496:06
512.35:486:06
612.35:476:06
712.45:466:07
812.45:456:07
912.45:446:08
1012.45:436:08
1112.45:426:08
1212.55:416:09
1312.55:406:09
1412.55:396:10
1512.55:386:10
1612.65:376:11
1712.65:366:11
1812.65:356:11
1912.65:346:12
2012.65:336:12
2112.75:336:13
2212.75:326:13
2312.75:316:14
2412.75:306:14
2512.85:296:14
2612.85:286:15
2712.85:276:15
2812.85:276:16
2912.85:266:16
3012.95:256:17

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 4.22 kWh/m².

For context, solar energy here swings from a low near 2.11 kWh/m² to a high of 5.81 kWh/m² in July across the year — April's 4.22 kWh/m² falls in the middle.

012345151015202530
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
54.0Moderate
64.0Moderate
74.0Bright
84.1Bright
94.1Bright
104.1Bright
114.2Bright
124.2Bright
134.2Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.3Bright
214.4Bright
224.4Bright
234.4Bright
244.4Bright
254.4Bright
264.4Bright
274.4Bright
284.4Bright
294.4Bright
304.4Bright
Planning a trip in April

Hazard calendar for Hualien

In seasonPeak

In April, Hualien sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Hualien sits in the Pacific typhoon belt; the season peaks July–October.

Pacific typhoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Hualien?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.8
Sightseeing
7th-best month of the year
2.3
Beach & pool
7th-best month of the year

April is a weaker month for outdoor sightseeing in Hualien.

What to pack for Hualien in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Hualien sees daytime highs around 21°C and nights near 15°C. Pack rain gear. About 27 days see rain.

rain gear

Sea temperature near Hualien in April

The nearest coast averages about 26°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 29°C and coldest in January near 24°C.

The water stays above 20°C all year — warm enough for a swim any month.

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar25Warm
Apr26Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov26Warm
Dec25Warm

UV index in Hualien in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hualien peaks around June 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 6 (high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 21UV 12Dec 19UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr8Very high
May10Very high
Jun13Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in Hualien in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Hualien is worst in March — around 22 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (October, 11 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2422 µg/m³Oct 1811 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar22Moderate
Apr22Moderate
May17Moderate
Jun15Moderate
Jul11Good
Aug12Good
Sep11Good
Oct11Good
Nov11Good
Dec13Moderate
Location & terrain

Where is Hualien?

Hualien sits at 24.0°N, 121.6°E, 13 m above sea level, in Taiwan. The nearest listed city is Xiulin, 16 km away.

PuliYilanLuguWufengCaotunZhongxing New VillageTaichung

Topography around Hualien

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hualien.

Within 3 km, the terrain around Hualien has only modest variations in elevation — a maximum elevation change of 101 m around an average of 16 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,378 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,837 m.

The land around Hualien is covered by artificial surfaces (44%), trees (27%) and water (22%) within 3 km, water (46%) and trees (45%) within 16 km, and trees (66%) and water (31%) within 80 km.

3 km
101 m
16 km
2,378 m
80 km
3,837 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Xiulin 16 km · Puli 65 km · Yilan 88 km · Lugu 90 km · Wufeng 93 km · Caotun 93 km · Zhongxing New Village 93 km · Taichung 95 km

Taiwan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 220 V · 60 Hz
Happiness
6.7 / 10
World Happiness, 2025
Religion
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Hualien (23.9769°, 121.6044°, elevation 13 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).