Xinying weather in May

In May, Xinying sees average daytime highs of 29°C and overnight lows near 24°C, with 337 mm of rain across 18.1 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 21% of the time in May, and the air most often feels oppressive.

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 Xinying's 9th-clearest and 12th-windiest month. For the whole year in context, see Xinying's year-round climate.

Daytime high
29°
5th warmest
Overnight low
24°
8th coldest
Rainfall
337 mm
18.1 wet days
Daylight
13 h 06 min
5:21 AM – 6:29 PM
Cloud cover
69%
9th clearest
Wind
8 km/h
12th windiest
Solar energy
5.53 kWh/m²
Travel score
4.3
out of 10

Xinying is A district in Tainan City, Taiwan.

Density
1,945/km²
people per km²
Founded
1981

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical May day in Xinying reaches about 29°C in the afternoon and slips back to 24°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, May runs about 2°C warmer than April and about 1°C cooler than June.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12923
22923
32923
42923
52923
62923
72923
82923
92924
102924
112924
122924
132924
142924
153024
163024
173024
183024
193024
203024
213024
223024
233024
243024
253025
263025
273025
283025
293025
303025
313025

How May really feels in Xinying

Once humidity and wind are folded in, May averages 27 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
27
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Xinying weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 15°637.810.77.3
Feb23° / 16°659.111.27.0
Mar25° / 18°9111.511.86.7
Apr27° / 21°16413.312.55.8
May29° / 24°33718.113.14.3
Jun31° / 26°41520.413.43.2
Jul32° / 26°30619.813.33.2
Aug31° / 26°4072112.83.2
Sep31° / 25°19012.912.14.3
Oct29° / 23°504.811.56.2
Nov27° / 20°435.410.97.4
Dec24° / 17°576.910.67.6

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 14% of May, with mostly cloudy or overcast conditions the remaining 65%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
23961
33961
44060
54060
64159
74159
84159
94258
104357
114357
124258
134159
144159
154060
163862
173862
183664
193565
203466
213268
223169
232872
242872
252773
262773
272773
282575
292575
302575
312476

Chance of precipitation in May

Any precipitation

Xinying gets around 337 mm of rain over 18.1 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 57% and peaks near 68% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
149
249
349
449
549
649
749
849
949
1049
1149
1250
1351
1452
1553
1654
1756
1857
1959
2061
2163
2264
2365
2466
2567
2667
2767
2867
2968
3068
3168

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the oppressive band about 55% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1524638
2424639
33236410
43226411
52226313
62216314
71206316
81196317
91186219
101176220
111166122
120156223
130146125
140136126
150126028
160106129
17096031
18085933
19075835
20075637
21065539
22065242
23065044
24064846
25054649
26054451
27054253
28053956
29053758
30053560
31053461

Wind in May

Winds average 8 km/h in May, the calmest month.

Across May, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 5:30 AM to 5:17 AM, and sunset from 6:22 PM to 6:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:306:22
212.95:306:22
312.95:296:22
412.95:286:23
512.95:286:23
612.95:276:24
713.05:266:24
813.05:266:25
913.05:256:25
1013.05:256:26
1113.05:246:26
1213.15:236:27
1313.15:236:27
1413.15:226:28
1513.15:226:28
1613.15:216:29
1713.15:216:29
1813.25:216:30
1913.25:206:30
2013.25:206:31
2113.25:196:31
2213.25:196:31
2313.25:196:32
2413.25:186:32
2513.25:186:33
2613.35:186:33
2713.35:176:34
2813.35:176:34
2913.35:176:35
3013.35:176:35
3113.35:176:36

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.53 kWh/m².

For context, solar energy here swings from a low near 3.48 kWh/m² to a high of 5.64 kWh/m² in April across the year — May's 5.53 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.4Bright
225.4Bright
235.4Bright
245.4Bright
255.4Bright
265.3Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in May

Hazard calendar for Xinying

In seasonPeak

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

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

Xinying'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 Xinying?

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

4.3
Sightseeing
8th-best month of the year
5.6
Beach & pool
7th-best month of the year

May is a reasonable time to visit Xinying for sightseeing.

What to pack for Xinying in May

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

In May, Xinying sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 18 days see rain.

light clothesrain gearsun protection

Sea temperature near Xinying in May

The nearest coast averages about 27°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 20 km away) is warmest in July at about 29°C and coldest in January near 22°C.

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

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan22Refreshing
Feb22Refreshing
Mar23Refreshing
Apr25Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov25Warm
Dec23Refreshing

UV index in Xinying in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Xinying 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 highExtremeExtremeVery highHighJun 16UV 12Dec 20UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr9Very high
May9Very high
Jun12Extreme
Jul9Very high
Aug12Extreme
Sep10Very high
Oct8Very high
Nov7High
Dec6High

Air quality in Xinying 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 Xinying is worst in March — around 48 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (July, 27 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorMar 1848 µg/m³Jul 1828 µg/m³
PM2.5 (µg/m³)Level
Jan41Poor
Feb44Poor
Mar48Poor
Apr46Poor
May38Poor
Jun30Moderate
Jul27Moderate
Aug29Moderate
Sep38Poor
Oct40Poor
Nov40Poor
Dec36Poor
Location & terrain

Where is Xinying?

Xinying sits at 23.3°N, 120.3°E, 19 m above sea level, in Taiwan. The nearest listed city is Taibao, 17 km away.

Chiayi CityYujingXingangBeigangYongkangTainan

Topography around Xinying

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

Within 3 km, the terrain around Xinying has only modest variations in elevation — a maximum elevation change of 23 m around an average of 14 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 273 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Xinying is covered by cropland (42%) and artificial surfaces (37%) within 3 km, cropland (50%) and trees (24%) within 16 km, and trees (40%) and water (40%) within 80 km.

3 km
23 m
16 km
273 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Taibao 17 km · Budai 17 km · Chiayi City 24 km · Yujing 25 km · Xingang 28 km · Beigang 29 km · Yongkang 32 km · Tainan 37 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 Xinying (23.3069°, 120.3106°, elevation 19 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).