Zhushan weather in May

In May, Zhushan sees average daytime highs of 26°C and overnight lows near 19°C, with 221 mm of rain across 23.4 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 14% 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 18 min by month's end. Set against the rest of the year, May is Zhushan's 9th-clearest and 6th-windiest month. For the whole year in context, see Zhushan's year-round climate.

Daytime high
26°
5th warmest
Overnight low
19°
8th coldest
Rainfall
221 mm
23.4 wet days
Daylight
13 h 06 min
5:19 AM – 6:28 PM
Cloud cover
72%
9th clearest
Wind
4 km/h
6th windiest
Solar energy
5.2 kWh/m²
Travel score
4.6
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical May day in Zhushan reaches about 26°C in the afternoon and slips back to 19°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 29°C. Set against its neighbours, May runs about 2°C warmer than April and about 1°C cooler than June.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12618
22619
32619
42619
52619
62619
72619
82619
92619
102619
112619
122619
132619
142619
152719
162719
172720
182720
192720
202720
212720
222720
232720
242720
252720
262720
272720
282720
292720
302720
312720

Zhushan 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° / 11°407.810.76.8
Feb20° / 12°498.911.26.6
Mar22° / 14°7812.611.86.4
Apr25° / 17°13117.812.55.6
May26° / 19°22123.413.14.6
Jun28° / 21°31924.613.43.8
Jul28° / 22°45727.613.33.4
Aug28° / 22°53028.812.83.6
Sep27° / 21°33624.112.14.3
Oct26° / 19°16416.411.45.9
Nov24° / 16°679.810.97.1
Dec21° / 13°447.410.67.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 14% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13862
23862
33763
43862
53862
63862
73862
83961
93961
103961
113961
123763
133763
143664
153565
163466
173367
183268
193070
203070
212773
222674
232575
242476
252476
262377
272278
282179
292179
301981
311981

Chance of precipitation in May

Any precipitation

Zhushan gets around 221 mm of rain over 23.4 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 74% and peaks near 81% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
169
269
369
469
569
669
769
869
969
1069
1169
1269
1370
1471
1572
1673
1774
1875
1976
2077
2179
2280
2380
2481
2581
2681
2781
2881
2981
3081
3180

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 76% of days. Sticky, muggy-or-worse air turns up on roughly 80% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
11540540
20539560
30437590
40435610
50433630
60331660
70329671
80327691
90325711
100224731
110222751
120220771
130219781
140217792
150216802
160214822
170213823
180112843
190111844
200110854
21019855
22019846
23018847
24008848
25007849
260068410
270068311
280058312
290058213
300058015
310048016

Wind in May

Winds average 4 km/h in May.

Across May, 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.

0246810151015202531
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
314calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 54 min at the start of May to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over May. Sunrise moves from 5:28 AM to 5:14 AM, and sunset from 6:21 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:286:21
212.95:286:21
312.95:276:22
412.95:266:22
512.95:266:22
613.05:256:23
713.05:246:23
813.05:246:24
913.05:236:24
1013.05:226:25
1113.15:226:25
1213.15:216:26
1313.15:216:26
1413.15:206:27
1513.15:206:27
1613.15:196:28
1713.25:196:28
1813.25:186:29
1913.25:186:29
2013.25:176:30
2113.25:176:30
2213.25:176:31
2313.25:166:31
2413.35:166:32
2513.35:166:32
2613.35:156:33
2713.35:156:33
2813.35:156:34
2913.35:156:34
3013.35:146:35
3113.35:146:35

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.2 kWh/m².

For context, solar energy here swings from a low near 3.36 kWh/m² to a high of 5.25 kWh/m² in April across the year — May's 5.2 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.3Bright
165.2Bright
175.2Bright
185.2Bright
195.2Bright
205.1Bright
215.1Bright
225.1Bright
235.1Bright
245.1Bright
255.0Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in May

Hazard calendar for Zhushan

In seasonPeak

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

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

Zhushan's monsoon runs June–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 Zhushan?

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

4.6
Sightseeing
8th-best month of the year
4.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Zhushan for sightseeing.

What to pack for Zhushan in May

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

In May, Zhushan sees daytime highs around 26°C and nights near 19°C. Pack rain gear. Worth having: light clothes and sun protection. About 23 days see rain.

rain gearlight clothessun protection

Sea temperature near Zhushan 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 52 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 Feb 21 to Jan 4 — about 10.5 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb20Cool
Mar22Refreshing
Apr24Warm
May26Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep28Warm
Oct26Warm
Nov24Warm
Dec21Refreshing

UV index in Zhushan 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 Zhushan peaks around June 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highHighJun 18UV 13Dec 21UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar11Extreme
Apr10Very high
May11Extreme
Jun13Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov8Very high
Dec6High

Air quality in Zhushan 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 Zhushan 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 Zhushan?

Zhushan sits at 23.8°N, 120.7°E, 164 m above sea level, in Taiwan. The nearest listed city is Linnei, 6.0 km away.

Topography around Zhushan

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

Within 3 km, the terrain around Zhushan has significant variations in elevation — a maximum elevation change of 414 m around an average of 176 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,949 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,817 m.

The land around Zhushan is covered by trees (63%) within 3 km, trees (75%) within 16 km, and trees (59%) and water (21%) within 80 km.

3 km
414 m
16 km
1,949 m
80 km
3,817 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Linnei 6.0 km · Lugu 7.0 km · Douliu 15 km · Tianzhong 15 km · Nantou 18 km · Shetou 18 km · Citong 19 km · Beidou 21 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 Zhushan (23.7555°, 120.682°, elevation 164 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).