Kwail-ŭp weather in May

In May, Kwail-ŭp sees average daytime highs of 18°C and overnight lows near 11°C, with 84 mm of rain across 7.1 wet days and about 14.1 hours of daylight. It is the 6th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 16°C in the first days to 20°C by the end. The sky is clear or mostly clear about 43% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Kwail-ŭp's 6th-clearest and 8th-windiest month. For the whole year in context, see Kwail-ŭp's year-round climate.

Daytime high
18°
6th warmest
Overnight low
11°
7th coldest
Rainfall
84 mm
7.1 wet days
Daylight
14 h 06 min
5:34 AM – 7:39 PM
Cloud cover
50%
6th clearest
Wind
14 km/h
8th windiest
Solar energy
6.04 kWh/m²
Travel score
6.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 16°C in the first days to 20°C by the end.

A typical May day in Kwail-ŭp reaches about 18°C in the afternoon and slips back to 11°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 20°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
1159
2159
3169
41610
51610
61610
71610
81610
91610
101710
111711
121711
131711
141711
151711
161711
171812
181812
191812
201812
211812
221912
231913
241913
251913
261913
271913
282013
292014
302014
312014

How May really feels in Kwail-ŭp

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.

Kwail-ŭp weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 5th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°143.63.39.60.0
Feb / -3°183.42.110.50.0
Mar / 244.10.911.70.9
Apr12° / 466.20.1133.7
May18° / 11°847.1014.16.1
Jun22° / 17°878014.67.0
Jul25° / 21°22013.6014.46.1
Aug26° / 22°18811.9013.56.3
Sep23° / 18°856.3012.37.5
Oct18° / 12°4360116.4
Nov10° / 487.70.99.92.6
Dec / -2°276.63.59.40.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% 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 45%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25545
35545
45545
55446
65446
75446
85347
95347
105446
115446
125446
135446
145446
155446
165545
175644
185644
195743
205743
215743
225743
235842
245842
255842
265743
275743
285644
295644
305545
315545

Chance of precipitation in May

Any precipitation

Kwail-ŭp gets around 84 mm of rain over 7.1 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 23% and peaks near 25% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
324
425
525
625
725
825
925
1025
1125
1225
1325
1424
1524
1624
1724
1823
1923
2023
2122
2222
2322
2421
2521
2620
2720
2819
2919
3019
3119

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 87% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
19910
29910
39910
49910
59820
69820
79820
89820
99820
109730
119730
129640
139640
149550
159460
169370
179280
1890100
1989110
2087130
2185141
2283161
2381181
2479201
2577221
2674251
2771272
2868302
2964333
3060364
3156395

Wind in May

Winds average 14 km/h in May.

Across May, daily wind ranges from about 13 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1215light breeze
1315light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2014light breeze
2114light breeze
2214light breeze
2314light breeze
2414light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2913light breeze
3013light breeze
3113light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 5:50 AM to 5:24 AM, and sunset from 7:25 PM to 7:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:507:25
213.65:497:25
313.75:477:26
413.75:467:27
513.75:457:28
613.85:447:29
713.85:437:30
813.85:427:31
913.95:417:32
1013.95:397:33
1113.95:387:34
1214.05:377:35
1314.05:367:36
1414.05:367:37
1514.15:357:38
1614.15:347:39
1714.15:337:40
1814.15:327:40
1914.25:317:41
2014.25:307:42
2114.25:307:43
2214.25:297:44
2314.35:287:45
2414.35:287:46
2514.35:277:46
2614.35:267:47
2714.45:267:48
2814.45:257:49
2914.45:257:50
3014.45:247:50
3114.55:247:51

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.04 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.05 kWh/m² to a high of 6.04 kWh/m² in May across the year — May's 6.04 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.9Bright
105.9Bright
115.9Bright
125.9Bright
135.9Bright
146.0Bright
156.0Bright
166.0Intense
176.0Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.2Intense
236.2Intense
246.2Intense
256.2Intense
266.2Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Hazard calendar for Kwail-ŭp

In seasonPeak

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

Kwail-ŭp sits in the Pacific typhoon belt; the season peaks July–October.

Kwail-ŭp's rainy season runs July–August, when most of the year's rain falls.

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

Is May a good time to visit Kwail-ŭp?

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

6.1
Sightseeing
5th-best month of the year
1.8
Beach & pool
6th-best month of the year

May is a reasonable time to visit Kwail-ŭp for sightseeing.

What to pack for Kwail-ŭp in May

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

In May, Kwail-ŭp sees daytime highs around 18°C and nights near 11°C. Pack sun protection. About 7 days see rain.

sun protection

Sea temperature near Kwail-ŭp in May

The nearest coast averages about 11°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 15 km away) is warmest in August at about 22°C and coldest in February near 4°C.

It's comfortable for a long swim from Jul 15 to Sep 29 — about 2.5 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar5Bracing
Apr7Bracing
May11Bracing
Jun16Cool
Jul20Refreshing
Aug22Refreshing
Sep21Refreshing
Oct18Cool
Nov15Bracing
Dec10Bracing

UV index in Kwail-ŭp in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Kwail-ŭp peaks around August 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowAug 13UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun6High
Jul8Very high
Aug8Very high
Sep7High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Kwail-ŭp 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 Kwail-ŭp is worst in November — around 82 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (July, 40 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyNov 1981 µg/m³Jul 2240 µg/m³
PM2.5 (µg/m³)Level
Jan80Unhealthy
Feb78Unhealthy
Mar80Unhealthy
Apr66Unhealthy
May54Poor
Jun46Poor
Jul40Poor
Aug41Poor
Sep58Unhealthy
Oct72Unhealthy
Nov82Unhealthy
Dec77Unhealthy
Location & terrain

Where is Kwail-ŭp?

Kwail-ŭp sits at 38.4°N, 125.0°E, 19 m above sea level, in North Korea. The nearest listed city is Songhwa, 14 km away.

Chaeryŏng-niŬnch’ŏn-ŭpSinch’ŏn-ŭpAnak

Topography around Kwail-ŭp

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

Within 3 km, the terrain around Kwail-ŭp has only modest variations in elevation — a maximum elevation change of 103 m around an average of 27 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 624 m; within 80 km, large variations in elevation — a maximum elevation change of 1,037 m.

The land around Kwail-ŭp is covered by cropland (71%) within 3 km, cropland (34%), trees (33%) and water (28%) within 16 km, and water (46%) and cropland (32%) within 80 km.

3 km
103 m
16 km
624 m
80 km
1,037 m
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Songhwa 14 km · Ŭllyul 17 km · Changyŏn 23 km · Samch’ŏn 28 km · Chaeryŏng-ni 37 km · Ŭnch’ŏn-ŭp 38 km · Sinch’ŏn-ŭp 42 km · Anak 42 km

North Korea travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Safe drinking water
67%
of population, 2023
Road deaths
24.2
per 100k/yr, 2019
Income group
Low
World Bank

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 Kwail-ŭp (38.4461°, 125.0186°, 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).