Sŭngho 1-tong weather in May

In May, Sŭngho 1-tong sees average daytime highs of 23°C and overnight lows near 11°C, with 97 mm of rain across 8.5 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 25°C by the end. The sky is clear or mostly clear about 40% 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 Sŭngho 1-tong's 8th-clearest and 4th-windiest month. For the whole year in context, see Sŭngho 1-tong's year-round climate.

Daytime high
23°
5th warmest
Overnight low
11°
8th coldest
Rainfall
97 mm
8.5 wet days
Daylight
14 h 06 min
5:29 AM – 7:36 PM
Cloud cover
53%
8th clearest
Wind
10 km/h
4th windiest
Solar energy
5.75 kWh/m²
Travel score
7.1
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 21°C in the first days to 25°C by the end.

A typical May day in Sŭngho 1-tong reaches about 23°C in the afternoon and slips back to 11°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 6°C warmer than April and about 4°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1209
2219
3219
4219
5219
62110
72110
82210
92210
102210
112211
122211
132211
142211
152311
162311
172312
182312
192312
202412
212412
222413
232413
242413
252513
262513
272513
282514
292514
302514
312614

How May really feels in Sŭngho 1-tong

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.

Sŭngho 1-tong weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-1° / -10°153.53.29.60.0
Feb / -6°214.12.810.50.0
Mar / -1°295.11.711.72.3
Apr17° / 567.10.2135.8
May23° / 11°978.5014.17.1
Jun27° / 17°11010.4014.76.4
Jul28° / 21°27716.2014.55.0
Aug29° / 21°23014.2013.55.1
Sep25° / 15°937012.37.3
Oct19° / 445.90116.7
Nov / 477.20.99.92.2
Dec / -7°255.63.49.30.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% 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 48%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35149
45050
55149
65149
75149
85149
95149
105149
115149
125149
135149
145248
155248
165248
175248
185347
195347
205446
215446
225545
235446
245446
255446
265446
275347
285347
295248
305248
315248

Chance of precipitation in May

Any precipitation

Sŭngho 1-tong gets around 97 mm of rain over 8.5 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 27% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
531
631
731
831
930
1030
1130
1230
1330
1429
1529
1628
1728
1827
1926
2026
2125
2225
2324
2424
2524
2623
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 80% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
195500
294600
394600
494600
593700
693700
793700
893700
992800
1092800
1190910
12891010
13891010
14881110
15861310
16851410
17821620
18811720
19791920
20772030
21752230
22732430
23712540
24692740
25672850
26652960
27623170
28603280
29583390
305534110
315135131

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 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
1410calm
1510calm
1610calm
1710calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 5:45 AM to 5:18 AM, and sunset from 7:22 PM to 7:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:457:22
213.65:447:23
313.75:427:24
413.75:417:25
513.85:407:26
613.85:397:27
713.85:387:27
813.95:377:28
913.95:367:29
1013.95:357:30
1114.05:337:31
1214.05:327:32
1314.05:317:33
1414.15:307:34
1514.15:307:35
1614.15:297:36
1714.25:287:37
1814.25:277:38
1914.25:267:39
2014.25:257:40
2114.35:247:41
2214.35:247:41
2314.35:237:42
2414.35:227:43
2514.45:227:44
2614.45:217:45
2714.45:207:46
2814.45:207:46
2914.55:197:47
3014.55:197:48
3114.55:187:49

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.75 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.75 kWh/m² in May across the year — May's 5.75 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.7Bright
155.7Bright
165.7Bright
175.7Bright
185.8Bright
195.8Bright
205.8Bright
215.8Bright
225.9Bright
235.9Bright
245.9Bright
256.0Bright
266.0Bright
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Hazard calendar for Sŭngho 1-tong

In seasonPeak

In May, Sŭngho 1-tong sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Sŭngho 1-tong sits in the Pacific typhoon belt; the season peaks July–October.

Sŭngho 1-tong'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 Sŭngho 1-tong?

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

7.1
Sightseeing
2nd-best month of the year
5.4
Beach & pool
5th-best month of the year

May is one of the better times to visit Sŭngho 1-tong for general sightseeing.

What to pack for Sŭngho 1-tong in May

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

In May, Sŭngho 1-tong sees daytime highs around 23°C and nights near 11°C. Worth packing: light clothes, rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Sŭngho 1-tong in May

The nearest coast averages about 13°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 67 km away) is warmest in August at about 25°C and coldest in February near -0°C.

It's comfortable for a long swim from Jul 3 to Oct 2 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb0Bracing
Mar2Bracing
Apr7Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov12Bracing
Dec6Bracing

UV index in Sŭngho 1-tong 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 Sŭngho 1-tong peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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 highModerateLowAug 18UV 8Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr6High
May7High
Jun6High
Jul7High
Aug8Very high
Sep7Very high
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Sŭngho 1-tong 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 Sŭngho 1-tong is worst in January — around 201 µg/m³ PM2.5 (very unhealthy), about 2.0× the cleanest month (July, 102 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyVery unhealthyJan 15198 µg/m³Jul 21103 µg/m³
PM2.5 (µg/m³)Level
Jan201Very unhealthy
Feb171Very unhealthy
Mar180Very unhealthy
Apr150Unhealthy
May132Unhealthy
Jun124Unhealthy
Jul102Unhealthy
Aug107Unhealthy
Sep152Very unhealthy
Oct182Very unhealthy
Nov195Very unhealthy
Dec181Very unhealthy
Location & terrain

Where is Sŭngho 1-tong?

Sŭngho 1-tong sits at 39.0°N, 126.0°E, 38 m above sea level, in North Korea. The nearest listed city is Kangdong-ŭp, 20 km away.

SunanKangsŏn

Topography around Sŭngho 1-tong

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sŭngho 1-tong.

Within 3 km, the terrain around Sŭngho 1-tong has significant variations in elevation — a maximum elevation change of 262 m around an average of 48 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 523 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,464 m.

The land around Sŭngho 1-tong is covered by cropland (60%) within 3 km, cropland (47%) and trees (35%) within 16 km, and trees (41%) and cropland (40%) within 80 km.

3 km
262 m
16 km
523 m
80 km
1,464 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Kangdong-ŭp 20 km · Pyongyang 20 km · Chunghwa 21 km · Hŭkkyo-ri 27 km · Man’gyŏngdae-ri 28 km · P’yŏngsŏng 30 km · Sunan 34 km · Kangsŏn 35 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 Sŭngho 1-tong (38.9914°, 125.9778°, elevation 38 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).