Hyesan-dong in Summer
In summer (June, July and August), Hyesan-dong sees average daytime highs around 22°C and overnight lows near 13°C, with 397 mm of rain over about 47 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 19°C in early June to 21°C by late August. The sky is clear or mostly clear about 17% of the time across summer, and the air most often feels dry.
Summer is Hyesan-dong's best season of the year to visit on our travel score. For the whole year in context, see Hyesan-dong's year-round climate.
- Avg daytime high
- 22°C
- warmest season of the year
- Avg overnight low
- 13°C
- Rainfall
- 397 mm
- 47 wet days
- Avg wind
- 6 km/h
- Travel score
- 5.7
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Hyesan-dong in Summer
Over the season highs climb from about 19°C in early June to 21°C by late August.
A typical summer day in Hyesan-dong reaches about 22°C and drops to 13°C overnight. The warmest of the three months is July, the coolest June.
How summer really feels in Hyesan-dong
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Hyesan-dong weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | -10° / -22° | 11 | 3.2 | 5 | 9.4 | 0.0 |
| Feb | -6° / -19° | 18 | 4.6 | 6.1 | 10.3 | 0.0 |
| Mar | 1° / -11° | 33 | 7.9 | 8.5 | 11.7 | 0.0 |
| Apr | 10° / -2° | 56 | 10.5 | 7.1 | 13.1 | 2.0 |
| May | 16° / 5° | 95 | 14.9 | 2 | 14.3 | 4.5 |
| Jun | 20° / 10° | 97 | 15.5 | 0 | 14.9 | 5.4 |
| Jul | 23° / 14° | 164 | 17.3 | 0 | 14.7 | 5.6 |
| Aug | 23° / 14° | 136 | 14.2 | 0 | 13.7 | 6.0 |
| Sep | 18° / 7° | 71 | 7.9 | 0.1 | 12.3 | 6.1 |
| Oct | 11° / -1° | 43 | 7.6 | 3 | 10.9 | 2.9 |
| Nov | 1° / -10° | 38 | 7.7 | 7.4 | 9.7 | 0.0 |
| Dec | -8° / -20° | 18 | 5.2 | 7 | 9.1 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 17% of the time across summer.
Chance of precipitation in Summer
Hyesan-dong gets around 397 mm of rain over 47 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 48 min in early June to 13 hours by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 5.1 kWh/m².
Hazard calendar for Hyesan-dong
In summer, Hyesan-dong overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Hyesan-dong's rainy season runs May–August, when most of the year's rain falls.
Is summer a good time to visit Hyesan-dong?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Hyesan-dong for sightseeing.
What to pack for Hyesan-dong in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Hyesan-dong sees daytime highs around 22°C and nights near 13°C. Pack rain gear. Worth having: light clothes and sun protection. About 47 days see rain.
UV index in Hyesan-dong in Summer
Clear-sky midday UV across summer averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Hyesan-dong 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 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 8 | 7 | 7 | 9 | 7 | 4 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | Very high | Very high | High | Very high | Very high | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 8 | Very high |
| Jun | 7 | Very high |
| Jul | 7 | High |
| Aug | 9 | Very high |
| Sep | 7 | Very high |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Hyesan-dong in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Hyesan-dong is worst in March — around 36 µg/m³ PM2.5 (poor), about 2.4× the cleanest month (August, 15 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 28 | 29 | 36 | 34 | 29 | 22 | 18 | 15 | 18 | 26 | 23 | 25 |
| Level | Moderate | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 28 | Moderate |
| Feb | 29 | Moderate |
| Mar | 36 | Poor |
| Apr | 34 | Moderate |
| May | 29 | Moderate |
| Jun | 22 | Moderate |
| Jul | 18 | Moderate |
| Aug | 15 | Moderate |
| Sep | 18 | Moderate |
| Oct | 26 | Moderate |
| Nov | 23 | Moderate |
| Dec | 25 | Moderate |
Where is Hyesan-dong?
Hyesan-dong sits at 41.4°N, 128.2°E, 754 m above sea level, in North Korea. The nearest listed city is Hyesan, 1.0 km away.
Topography around Hyesan-dong
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hyesan-dong.
Within 3 km, the terrain around Hyesan-dong has significant variations in elevation — a maximum elevation change of 333 m around an average of 803 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 991 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,299 m.
The land around Hyesan-dong is covered by cropland (42%) and artificial surfaces (27%) within 3 km, trees (46%) and grassland (30%) within 16 km, and trees (85%) within 80 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 Hyesan-dong (41.3953°, 128.1873°, elevation 754 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.