Taichung weather in May

In May, Taichung sees average daytime highs of 27°C and overnight lows near 22°C, with 222 mm of rain across 18.7 wet days and about 13.2 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 21% of the time in May, and the air most often feels muggy.

Daylight stretches from about 12 h 54 min at the start of May to 13 h 24 min by month's end. Set against the rest of the year, May is Taichung's 9th-clearest and 11th-windiest month. For the whole year in context, see Taichung's year-round climate.

Daytime high
27°
5th warmest
Overnight low
22°
8th coldest
Rainfall
222 mm
18.7 wet days
Daylight
13 h 12 min
5:19 AM – 6:28 PM
Cloud cover
67%
9th clearest
Wind
7 km/h
11th windiest
Solar energy
5.21 kWh/m²
Travel score
5.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical May day in Taichung reaches about 27°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 30°C. Set against its neighbours, May runs about 2°C warmer than April and about 2°C cooler than June.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12621
22721
32721
42721
52721
62721
72721
82721
92721
102721
112721
122722
132722
142722
152722
162722
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282823
292823
302823
312823

How May really feels in Taichung

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Taichung weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 13°68910.76.6
Feb20° / 14°9810.911.26.2
Mar22° / 16°12912.911.86.4
Apr25° / 19°15014.712.56.1
May27° / 22°22218.713.25.1
Jun29° / 23°28822.113.53.7
Jul30° / 24°34424.713.33.3
Aug29° / 24°43927.612.83.1
Sep29° / 23°25522.512.14.1
Oct27° / 21°9311.111.46.6
Nov24° / 18°506.510.87.8
Dec21° / 15°567.510.57.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14258
24159
34258
44159
54159
64258
74258
84357
94258
104258
114159
124258
134159
144060
153961
163961
173862
183862
193664
203664
213466
223367
233367
243268
253169
263070
273070
283070
293070
302971
312773

Chance of precipitation in May

Any precipitation

Taichung gets around 222 mm of rain over 18.7 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 60% and peaks near 69% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
154
254
354
454
554
654
754
854
954
1054
1154
1254
1355
1456
1556
1657
1758
1859
1961
2062
2163
2264
2365
2466
2567
2667
2768
2868
2969
3069
3169

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 59% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1324685
2323686
3222688
4221689
52196910
62186812
72176714
82156815
91146817
101136719
111126720
121116622
131106524
14196426
15186427
16176329
17166132
18165934
19155836
20155638
21045640
22045442
23045244
24044947
25044848
26044650
27034552
28034354
29034255
30034255
31034156

Wind in May

Winds average 7 km/h in May.

Across May, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:28 AM to 5:14 AM, and sunset from 6:21 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:286:21
212.95:276:22
312.95:266:22
412.95:266:23
513.05:256:23
613.05:246:24
713.05:246:24
813.05:236:24
913.05:226:25
1013.15:226:25
1113.15:216:26
1213.15:216:26
1313.15:206:27
1413.15:206:27
1513.15:196:28
1613.25:196:28
1713.25:186:29
1813.25:186:29
1913.25:176:30
2013.25:176:30
2113.25:166:31
2213.35:166:31
2313.35:166:32
2413.35:156:32
2513.35:156:33
2613.35:156:33
2713.35:146:34
2813.35:146:34
2913.35:146:35
3013.45:146:35
3113.45:146:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.21 kWh/m².

For context, solar energy here swings from a low near 3.16 kWh/m² to a high of 5.5 kWh/m² in July across the year — May's 5.21 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.2Bright
25.2Bright
35.2Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.3Bright
175.2Bright
185.2Bright
195.2Bright
205.2Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.1Bright
265.1Bright
275.1Bright
285.1Bright
295.1Bright
305.1Bright
315.1Bright
Planning a trip in May

Hazard calendar for Taichung

In seasonPeak

In May, Taichung sits inside its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.

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

Taichung's monsoon runs May–September, when most of the year's rain falls.

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

Is May a good time to visit Taichung?

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

5.1
Sightseeing
8th-best month of the year
5.3
Beach & pool
4th-best month of the year

May is a reasonable time to visit Taichung for sightseeing.

What to pack for Taichung in May

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

In May, Taichung sees daytime highs around 27°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 19 days see rain.

light clothesrain gearsun protection

Sea temperature near Taichung in May

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

The sea at the nearest coast (about 26 km away) is warmest in August at about 29°C and coldest in January near 19°C.

It's comfortable for a long swim from Mar 2 to Dec 29 — about 10 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar21Refreshing
Apr24Refreshing
May26Warm
Jun27Warm
Jul28Tropical
Aug29Tropical
Sep28Warm
Oct26Warm
Nov24Refreshing
Dec21Refreshing

UV index in Taichung in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Taichung peaks around June 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 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 16UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr9Very high
May11Extreme
Jun13Extreme
Jul11Extreme
Aug12Extreme
Sep10Very high
Oct8Very high
Nov7Very high
Dec6High

Air quality in Taichung in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Taichung is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (July, 33 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 1855 µg/m³Jul 1133 µg/m³
PM2.5 (µg/m³)Level
Jan45Poor
Feb48Poor
Mar56Unhealthy
Apr50Poor
May41Poor
Jun34Moderate
Jul33Moderate
Aug36Poor
Sep41Poor
Oct38Poor
Nov41Poor
Dec39Poor
Location & terrain

Where is Taichung?

Taichung sits at 24.1°N, 120.7°E, 91 m above sea level, in Taiwan. The nearest listed city is Wufeng, 9.0 km away.

Zhongxing New VillageYuanlin

Topography around Taichung

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

Within 3 km, the terrain around Taichung has only modest variations in elevation — a maximum elevation change of 76 m around an average of 91 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,079 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Taichung is covered by artificial surfaces (91%) within 3 km, trees (46%) and artificial surfaces (35%) within 16 km, and trees (55%) and water (27%) within 80 km.

3 km
76 m
16 km
1,079 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Wufeng 9.0 km · Buzi 13 km · Xizhou 14 km · Chang-hua 15 km · Changhua 16 km · Caotun 19 km · Zhongxing New Village 21 km · Yuanlin 24 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 Taichung (24.1469°, 120.6839°, elevation 91 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).