Hoeryŏng weather in May

In May, Hoeryŏng sees average daytime highs of 18°C and overnight lows near 7°C, with 92 mm of precipitation across 13.5 wet days and about 14.4 hours of daylight. It is the 5th-warmest and 4th-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 24% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of May to 14 h 48 min by month's end. Set against the rest of the year, May is Hoeryŏng's 9th-clearest and 8th-windiest month. For the whole year in context, see Hoeryŏng's year-round climate.

Daytime high
18°
5th warmest
Overnight low
8th coldest
Precipitation
92 mm
13.5 wet days
Daylight
14 h 24 min
5:05 AM – 7:29 PM
Cloud cover
64%
9th clearest
Wind
9 km/h
8th windiest
Solar energy
5.44 kWh/m²
Travel score
5.3
out of 10

Hoeryŏng is city in North Pyongan province.

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 16°C in the first days to 20°C by the end.

A typical May day in Hoeryŏng reaches about 18°C in the afternoon and slips back to 7°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 24°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)
1164
2164
3164
4165
5165
6165
7175
8175
9175
10176
11176
12176
13186
14186
15187
16187
17187
18187
19197
20198
21198
22198
23198
24198
25209
26209
27209
28209
29209
30209
312010

How May really feels in Hoeryŏng

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.

Hoeryŏng 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-7° / -17°101.82.19.20.0
Feb-3° / -14°122.63.210.30.0
Mar / -7°245.64.611.60.4
Apr12° / 488.2313.13.4
May18° / 9213.50.414.45.3
Jun22° / 12°9713.40155.8
Jul24° / 16°15014.8014.86.0
Aug25° / 16°15014.6013.76.0
Sep20° / 10°808.9012.36.5
Oct13° / 416.31.210.84.3
Nov / -6°284.93.79.60.3
Dec-5° / -14°122.93.28.90.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24258
34357
44357
54159
64159
74159
84060
94060
104159
114159
124159
134159
144258
154357
164357
174357
184357
194456
204357
214456
224456
234456
244555
254555
264555
274555
284555
294456
304456
314555

Chance of precipitation in May

Any precipitationSnow

Hoeryŏng gets around 92 mm of rain and snow over 13.5 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 43% and peaks near 46% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1375
2385
3384
4394
5393
6403
7403
8412
9412
10422
11421
12421
13431
14431
15431
16441
17441
18451
19451
20461
21461
22461
23461
24461
25451
26451
27451
28440
29440
30440
31440

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 98% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
910000
1010000
1110000
129910
139910
149910
159910
169910
179910
189910
199910
209820
219820
229820
239820
249730
259730
269640
279550
289460
299271
309181
3189101

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
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 48 min at the start of May to 14 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 60 minutes over May. Sunrise moves from 5:23 AM to 4:53 AM, and sunset from 7:13 PM to 7:44 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:237:13
213.95:227:14
313.95:217:15
413.95:197:16
514.05:187:17
614.05:177:19
714.15:157:20
814.15:147:21
914.15:137:22
1014.25:127:23
1114.25:117:24
1214.35:097:25
1314.35:087:26
1414.35:077:27
1514.45:067:28
1614.45:057:29
1714.45:047:31
1814.55:037:32
1914.55:027:33
2014.55:017:34
2114.65:007:35
2214.64:597:36
2314.64:597:37
2414.74:587:38
2514.74:577:38
2614.74:567:39
2714.74:567:40
2814.84:557:41
2914.84:547:42
3014.84:547:43
3114.84:537:44

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.44 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.04 kWh/m² to a high of 5.44 kWh/m² in May across the year — May's 5.44 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.4Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
315.6Bright
Planning a trip in May

Hazard calendar for Hoeryŏng

In seasonPeak

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

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

Hoeryŏng's rainy season runs May–September, 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 Hoeryŏng?

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

5.3
Sightseeing
5th-best month of the year
1.8
Beach & pool
5th-best month of the year

May is a reasonable time to visit Hoeryŏng for sightseeing.

What to pack for Hoeryŏng in May

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

In May, Hoeryŏng sees daytime highs around 18°C and nights near 7°C. Worth packing: a warm layer, rain gear and sun protection. About 14 days see rain.

a warm layerrain gearsun protection

Sea temperature near Hoeryŏng in May

The nearest coast averages about 9°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 63 km away) is warmest in August at about 22°C and coldest in February near 3°C.

It's comfortable for a long swim from Jul 31 to Sep 8 — about 1.3 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarm
Sea temperature (°C)Comfort
Jan3Bracing
Feb3Bracing
Mar3Bracing
Apr5Bracing
May9Bracing
Jun14Bracing
Jul19Cool
Aug22Refreshing
Sep20Cool
Oct16Cool
Nov11Bracing
Dec7Bracing

UV index in Hoeryŏng 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 Hoeryŏng peaks around August 19 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowAug 19UV 8Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5High
May7High
Jun7High
Jul5High
Aug8Very high
Sep7High
Oct4Moderate
Nov2Low
Dec1Low

Air quality in Hoeryŏng 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 Hoeryŏng is worst in March — around 47 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (August, 17 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 1746 µg/m³Aug 1417 µg/m³
PM2.5 (µg/m³)Level
Jan35Moderate
Feb37Poor
Mar47Poor
Apr36Poor
May28Moderate
Jun22Moderate
Jul19Moderate
Aug17Moderate
Sep21Moderate
Oct26Moderate
Nov29Moderate
Dec29Moderate
Location & terrain

Where is Hoeryŏng?

Hoeryŏng sits at 42.4°N, 129.7°E, 237 m above sea level, in North Korea. The nearest listed city is Puryŏng-ŭp, 42 km away.

Puryŏng-ŭpRajinŬndŏkMusan-ŭpSŏnbongAoji-riUnggiNamyang

Topography around Hoeryŏng

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

Within 3 km, the terrain around Hoeryŏng has significant variations in elevation — a maximum elevation change of 279 m around an average of 266 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,138 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,191 m.

The land around Hoeryŏng is covered by cropland (53%) within 3 km, trees (61%) and cropland (28%) within 16 km, and trees (63%) within 80 km.

3 km
279 m
16 km
1,138 m
80 km
2,191 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Puryŏng-ŭp 42 km · Rajin 49 km · Ŭndŏk 49 km · Musan-ŭp 50 km · Sŏnbong 53 km · Aoji-ri 54 km · Unggi 56 km · Namyang 57 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 Hoeryŏng (42.4411°, 129.746°, elevation 237 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).