Yeongdong weather in May

In May, Yeongdong sees average daytime highs of 23°C and overnight lows near 12°C, with 87 mm of rain across 7.8 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 25°C by the end. The sky is clear or mostly clear about 37% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 18 min by month's end. Set against the rest of the year, May is Yeongdong's 8th-clearest and 5th-windiest month. For the whole year in context, see Yeongdong's year-round climate.

Daytime high
23°
5th warmest
Overnight low
12°
8th coldest
Rainfall
87 mm
7.8 wet days
Daylight
13 h 54 min
5:28 AM – 7:23 PM
Cloud cover
55%
8th clearest
Wind
9 km/h
5th windiest
Solar energy
5.87 kWh/m²
Travel score
7.2
out of 10

Yeongdong is human settlement in South Korea.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 22°C in the first days to 25°C by the end.

A typical May day in Yeongdong reaches about 23°C in the afternoon and slips back to 12°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 28°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12110
22210
32210
42211
52211
62211
72211
82211
92211
102312
112312
122312
132312
142312
152312
162312
172313
182413
192413
202413
212413
222413
232414
242514
252514
262514
272514
282514
292515
302615
312615

How May really feels in Yeongdong

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.

Yeongdong 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 daysSnow daysDaylight (hours)Travel score
Jan / -5°254.73.29.80.0
Feb / -3°324.62.110.60.6
Mar12° / 537.41.911.73.3
Apr18° / 787.60.212.96.2
May23° / 12°877.8013.97.2
Jun27° / 18°1259.5014.46.4
Jul29° / 22°22515.4014.24.8
Aug29° / 22°19814.5013.44.8
Sep25° / 17°1428.9012.26.9
Oct20° / 10°565011.17.2
Nov12° / 405.90.310.13.8
Dec / -3°244.51.79.60.3

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 37% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 51%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25149
35149
45050
55050
65050
74951
84951
94852
104852
114753
124852
134852
144852
154852
164852
174951
184951
194951
204951
214951
225050
235050
244951
254951
265050
275050
284951
294951
304852
314753

Chance of precipitation in May

Any precipitation

Yeongdong gets around 87 mm of rain over 7.8 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 26% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
127
227
327
428
528
628
727
827
927
1027
1127
1227
1327
1427
1527
1626
1726
1826
1925
2025
2125
2225
2324
2424
2524
2624
2723
2823
2923
3023
3123

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 79% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
190820
289920
389920
4881020
5871030
6871030
7861031
8851131
9851131
10861031
11861031
12851131
13851131
14841141
15831241
16831241
17821341
18811441
19801541
20791551
21781651
22761761
23761860
24751960
25732070
26712270
27692380
28662590
296426100
306128110
315730121

Wind in May

Winds average 9 km/h in May.

Across May, daily wind ranges from about 8 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 5:42 AM to 5:19 AM, and sunset from 7:10 PM to 7:34 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:427:10
213.55:417:11
313.55:407:11
413.65:397:12
513.65:387:13
613.65:377:14
713.65:367:15
813.75:357:16
913.75:347:17
1013.75:337:17
1113.85:327:18
1213.85:317:19
1313.85:307:20
1413.95:297:21
1513.95:297:22
1613.95:287:23
1713.95:277:23
1814.05:267:24
1914.05:257:25
2014.05:257:26
2114.05:247:27
2214.15:237:27
2314.15:237:28
2414.15:227:29
2514.15:227:30
2614.25:217:30
2714.25:207:31
2814.25:207:32
2914.25:197:33
3014.25:197:33
3114.35:197:34

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.87 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 5.87 kWh/m² in May across the year — May's 5.87 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
135.8Bright
145.8Bright
155.8Bright
165.8Bright
175.8Bright
185.9Bright
195.9Bright
205.9Bright
216.0Bright
226.0Bright
236.0Bright
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.1Intense
296.1Intense
306.1Intense
316.0Intense
Planning a trip in May

Hazard calendar for Yeongdong

In seasonPeak

None of Yeongdong's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Yeongdong's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit Yeongdong?

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

7.2
Sightseeing
1st-best month of the year
5.7
Beach & pool
5th-best month of the year

May is one of the better times to visit Yeongdong for general sightseeing.

What to pack for Yeongdong in May

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

In May, Yeongdong sees daytime highs around 23°C and nights near 12°C. Worth packing: light clothes and sun protection. About 8 days see rain.

light clothessun protection

UV index in Yeongdong in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Yeongdong peaks around August 15 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 15UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Yeongdong 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 Yeongdong is worst in March — around 69 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (July, 39 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1668 µg/m³Jul 2239 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb61Unhealthy
Mar69Unhealthy
Apr59Unhealthy
May52Poor
Jun49Poor
Jul39Poor
Aug40Poor
Sep51Poor
Oct58Unhealthy
Nov61Unhealthy
Dec54Poor
Location & terrain

Where is Yeongdong?

Yeongdong sits at 36.2°N, 127.8°E, 130 m above sea level, in South Korea. The nearest listed city is Okcheon, 23 km away.

DaejeonSangjuJenzanGumiJinan-gun

Topography around Yeongdong

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

Within 3 km, the terrain around Yeongdong has significant variations in elevation — a maximum elevation change of 269 m around an average of 182 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,111 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,594 m.

The land around Yeongdong is covered by trees (65%) within 3 km, trees (81%) within 16 km, and trees (74%) within 80 km.

3 km
269 m
16 km
1,111 m
80 km
1,594 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Okcheon 23 km · Kinzan 27 km · Gimcheon 31 km · Daejeon 40 km · Sangju 44 km · Jenzan 47 km · Gumi 51 km · Jinan-gun 53 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Yeongdong (36.175°, 127.7764°, elevation 130 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. 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).