Sinmak weather in May

In May, Sinmak sees average daytime highs of 22°C and overnight lows near 11°C, with 103 mm of rain across 8.6 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 25°C by the end. The sky is clear or mostly clear about 38% 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 Sinmak's 8th-clearest and 6th-windiest month. For the whole year in context, see Sinmak's year-round climate.

Daytime high
22°
5th warmest
Overnight low
11°
8th coldest
Rainfall
103 mm
8.6 wet days
Daylight
14 h 06 min
5:29 AM – 7:34 PM
Cloud cover
54%
8th clearest
Wind
10 km/h
6th windiest
Solar energy
5.76 kWh/m²
Travel score
7.0
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 20°C in the first days to 25°C by the end.

A typical May day in Sinmak reaches about 22°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 17°C and 27°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)
1208
2209
3209
4219
5219
6219
72110
82110
92110
102110
112210
122210
132211
142211
152211
162211
172311
182311
192312
202312
212312
222312
232412
242412
252413
262413
272413
282513
292513
302514
312514

How May really feels in Sinmak

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.

Sinmak 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-0° / -9°163.53.19.60.0
Feb / -6°224.12.810.50.0
Mar / -1°325.41.511.72.2
Apr17° / 607.40.2135.6
May22° / 11°1038.6014.17.0
Jun26° / 17°12310.8014.66.4
Jul28° / 21°30817.1014.45.0
Aug28° / 21°26515.1013.55.1
Sep25° / 15°1077.4012.37.2
Oct18° / 465.60116.6
Nov / 457.10.89.92.2
Dec / -6°23539.40.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% 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 49%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15149
25050
35050
45050
55050
65050
74951
84951
94951
105050
115050
124951
135050
145050
155050
164951
175050
185149
195149
205248
215248
225347
235347
245347
255347
265347
275347
285248
295248
305248
315050

Chance of precipitation in May

Any precipitation

Sinmak gets around 103 mm of rain over 8.6 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 28% and peaks near 32% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
431
531
631
732
832
932
1032
1132
1231
1331
1431
1530
1630
1729
1829
1928
2027
2126
2226
2325
2424
2524
2623
2723
2822
2922
3022
3122

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 (%)
19550
29460
39460
49460
59370
69370
79280
89280
99280
109190
1190100
1290100
1388111
1486131
1585141
1684151
1783161
1880182
1979192
2077212
2175223
2273243
2371254
2470264
2567285
2666295
2763316
2861327
2959338
30553510
31533611

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
179calm
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 5:19 AM, and sunset from 7:20 PM to 7:46 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:457:20
213.65:447:21
313.75:427:22
413.75:417:22
513.75:407:23
613.85:397:24
713.85:387:25
813.85:377:26
913.95:367:27
1013.95:357:28
1113.95:347:29
1214.05:337:30
1314.05:327:31
1414.05:317:32
1514.05:307:33
1614.15:297:34
1714.15:287:35
1814.15:277:35
1914.25:267:36
2014.25:267:37
2114.25:257:38
2214.25:247:39
2314.35:237:40
2414.35:237:41
2514.35:227:41
2614.35:217:42
2714.45:217:43
2814.45:207:44
2914.45:207:45
3014.45:197:45
3114.55:197:46

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.76 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 5.76 kWh/m² in May across the year — May's 5.76 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
75.6Bright
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
276.0Bright
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Hazard calendar for Sinmak

In seasonPeak

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

Sinmak's rainy season runs July–August, 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 Sinmak?

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

7.0
Sightseeing
2nd-best month of the year
5.0
Beach & pool
5th-best month of the year

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

What to pack for Sinmak in May

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

In May, Sinmak sees daytime highs around 22°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 Sinmak 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 68 km away) is warmest in August at about 25°C and coldest in February near 2°C.

It's comfortable for a long swim from Jul 3 to Oct 5 — about 3.1 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan4Bracing
Feb2Bracing
Mar5Bracing
Apr9Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov13Bracing
Dec8Bracing

UV index in Sinmak 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 Sinmak peaks around August 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 17UV 8Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun7High
Jul7High
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Sinmak 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 Sinmak is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 18129 µg/m³Jul 2058 µg/m³
PM2.5 (µg/m³)Level
Jan122Unhealthy
Feb117Unhealthy
Mar121Unhealthy
Apr95Unhealthy
May79Unhealthy
Jun69Unhealthy
Jul58Unhealthy
Aug62Unhealthy
Sep90Unhealthy
Oct115Unhealthy
Nov130Unhealthy
Dec122Unhealthy
Location & terrain

Where is Sinmak?

Sinmak sits at 38.4°N, 126.2°E, 110 m above sea level, in North Korea. The nearest listed city is Pongch’ŏn-ŭp, 33 km away.

Ayang-niSariwŏn-siSinwŏn-ŭpPaech’ŏn-ŭpHwangju-ŭpChaeryŏng-ŭpCh’ŏngdan-ŭp

Topography around Sinmak

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

Within 3 km, the terrain around Sinmak has only modest variations in elevation — a maximum elevation change of 139 m around an average of 129 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 772 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,220 m.

The land around Sinmak is covered by cropland (79%) within 3 km, trees (40%), cropland (39%) and grassland (20%) within 16 km, and trees (41%) and cropland (39%) within 80 km.

3 km
139 m
16 km
772 m
80 km
1,220 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Pongch’ŏn-ŭp 33 km · Ayang-ni 43 km · Sariwŏn-si 43 km · Sinwŏn-ŭp 46 km · Paech’ŏn-ŭp 47 km · Hwangju-ŭp 49 km · Chaeryŏng-ŭp 54 km · Ch’ŏngdan-ŭp 56 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 Sinmak (38.4167°, 126.2333°, elevation 110 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. 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).