Erlin weather in May

In May, Erlin sees average daytime highs of 26°C and overnight lows near 24°C, with 275 mm of rain across 14.1 wet days and about 13.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 28% 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 24 min by month's end. Set against the rest of the year, May is Erlin's 9th-clearest and 11th-windiest month. For the whole year in context, see Erlin's year-round climate.

Daytime high
26°
5th warmest
Overnight low
24°
8th coldest
Rainfall
275 mm
14.1 wet days
Daylight
13 h 12 min
5:20 AM – 6:29 PM
Cloud cover
63%
9th clearest
Wind
16 km/h
11th windiest
Solar energy
5.57 kWh/m²
Travel score
6.0
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 27°C by the end.

A typical May day in Erlin reaches about 26°C in the afternoon and slips back to 24°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 28°C. Set against its neighbours, May runs about 3°C warmer than April and about 2°C cooler than June.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12523
22523
32523
42623
52624
62624
72624
82624
92624
102624
112624
122624
132624
142624
152624
162624
172624
182624
192625
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312725

How May really feels in Erlin

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.

Erlin 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
Jan18° / 16°465.510.76.9
Feb18° / 16°697.611.26.5
Mar21° / 18°11010.211.86.7
Apr24° / 22°15910.912.56.8
May26° / 24°27514.113.16.0
Jun28° / 26°36117.613.44.8
Jul29° / 27°2351713.34.6
Aug29° / 26°30919.112.84.5
Sep28° / 26°13010.212.16.3
Oct26° / 24°383.111.48.3
Nov23° / 21°383.310.88.4
Dec20° / 18°464.610.67.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 28% 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 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24753
34654
44753
54753
64654
74654
84753
94753
104753
114555
124654
134654
144456
154456
164357
174258
184159
194060
204060
213961
223862
233862
243763
253763
263664
273664
283565
293565
303565
313367

Chance of precipitation in May

Any precipitation

Erlin gets around 275 mm of rain over 14.1 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 45% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
139
239
339
439
539
638
738
838
938
1039
1139
1240
1341
1441
1542
1644
1745
1846
1947
2048
2150
2251
2352
2453
2553
2654
2754
2854
2954
3055
3155

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11829548
21729549
317285410
416275511
516265512
605255614
705245615
804235617
904225618
1004215520
1103205621
1203195622
1303195424
1402185525
1502175526
1601175428
1701165429
1801155430
1901155331
2001145233
2101145134
2201135135
2301135036
2401134937
2501124839
2601124740
2701114642
2801104544
2901104446
300194248
310184150

Wind in May

Winds average 16 km/h in May.

Across May, daily wind ranges from about 16 km/h on the calmest days to 17 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2917light breeze
3017light breeze
3117light breeze

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 5:29 AM to 5:15 AM, and sunset from 6:22 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:296:22
212.95:296:23
312.95:286:23
412.95:276:23
513.05:276:24
613.05:266:24
713.05:256:25
813.05:256:25
913.05:246:26
1013.05:236:26
1113.15:236:27
1213.15:226:27
1313.15:226:28
1413.15:216:28
1513.15:216:29
1613.25:206:29
1713.25:206:30
1813.25:196:30
1913.25:196:31
2013.25:186:31
2113.25:186:32
2213.25:186:32
2313.35:176:33
2413.35:176:33
2513.35:176:34
2613.35:166:34
2713.35:166:35
2813.35:166:35
2913.35:166:36
3013.35:156:36
3113.45:156:37

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.57 kWh/m².

For context, solar energy here swings from a low near 3.42 kWh/m² to a high of 5.71 kWh/m² in July across the year — May's 5.57 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.4Bright
275.4Bright
285.4Bright
295.4Bright
305.4Bright
315.4Bright
Planning a trip in May

Hazard calendar for Erlin

In seasonPeak

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

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

Erlin's monsoon runs May–August, 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 Erlin?

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

6.0
Sightseeing
9th-best month of the year
5.8
Beach & pool
4th-best month of the year

May is a reasonable time to visit Erlin for sightseeing.

What to pack for Erlin in May

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

In May, Erlin sees daytime highs around 26°C and nights near 24°C. Pack rain gear. Worth having: light clothes and sun protection. About 14 days see rain.

rain gearlight clothessun protection

Sea temperature near Erlin 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 25 km away) is warmest in August at about 29°C and coldest in January near 21°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
Jan21Refreshing
Feb21Refreshing
Mar22Refreshing
Apr24Warm
May26Warm
Jun28Warm
Jul29Tropical
Aug29Tropical
Sep28Warm
Oct26Warm
Nov25Warm
Dec22Refreshing

UV index in Erlin in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Erlin peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 18UV 12Dec 20UV 5
UV index (midday)Level
Jan6High
Feb8Very high
Mar9Very high
Apr8Very high
May10Very high
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct7Very high
Nov7High
Dec5High

Air quality in Erlin 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 Erlin is worst in March — around 38 µg/m³ PM2.5 (poor), about 1.8× the cleanest month (July, 21 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMar 2038 µg/m³Jul 2321 µg/m³
PM2.5 (µg/m³)Level
Jan30Moderate
Feb34Moderate
Mar38Poor
Apr37Poor
May31Moderate
Jun25Moderate
Jul21Moderate
Aug22Moderate
Sep26Moderate
Oct26Moderate
Nov26Moderate
Dec26Moderate
Location & terrain

Where is Erlin?

Erlin sits at 23.9°N, 120.4°E, 19 m above sea level, in Taiwan. The nearest listed city is Pitou, 11 km away.

Topography around Erlin

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

Within 3 km, the terrain around Erlin has only modest variations in elevation — a maximum elevation change of 18 m around an average of 12 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 51 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.

The land around Erlin is covered by cropland (62%) and artificial surfaces (23%) within 3 km, cropland (42%) and water (28%) within 16 km, and trees (39%) and water (39%) within 80 km.

3 km
18 m
16 km
51 m
80 km
3,887 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Pitou 11 km · Xihu 13 km · Xiluo 15 km · Erlun 15 km · Tianwei 16 km · Beidou 16 km · Yongjing 18 km · Citong 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 Erlin (23.9005°, 120.3689°, 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).