Hyesan weather in July
In July, Hyesan sees average daytime highs of 23°C and overnight lows near 14°C, with 164 mm of rain across 17.3 wet days and about 14.7 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.
Highs climb over the month, from about 22°C in the first days to 24°C by the end. The sky is clear or mostly clear about 13% of the time in July, and the air most often feels comfortable.
Daylight stretches from about 15 hours at the start of July to 14 h 18 min by month's end. Set against the rest of the year, July is Hyesan's 12th-clearest and 11th-windiest month. For the whole year in context, see Hyesan's year-round climate.
- Daytime high
- 23°
- 1st warmest
- Overnight low
- 14°
- 12th coldest
- Rainfall
- 164 mm
- 17.3 wet days
- Daylight
- 14 h 42 min
- 5:11 AM – 7:54 PM
- Cloud cover
- 72%
- 12th clearest
- Wind
- 6 km/h
- 11th windiest
- Solar energy
- 4.93 kWh/m²
- Travel score
- 5.6
- out of 10
Hyesan is city in North Korea.
- Density
- 696/km²
- people per km²
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in July
Highs climb over the month, from about 22°C in the first days to 24°C by the end.
A typical July day in Hyesan reaches about 23°C in the afternoon and slips back to 14°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, July runs about 3°C warmer than June and on par with August.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 24 |
| Avg low (°C) | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 22 | 13 |
| 2 | 22 | 13 |
| 3 | 22 | 13 |
| 4 | 22 | 13 |
| 5 | 23 | 13 |
| 6 | 23 | 13 |
| 7 | 23 | 13 |
| 8 | 23 | 13 |
| 9 | 23 | 14 |
| 10 | 23 | 14 |
| 11 | 23 | 14 |
| 12 | 23 | 14 |
| 13 | 23 | 14 |
| 14 | 23 | 14 |
| 15 | 23 | 14 |
| 16 | 23 | 14 |
| 17 | 23 | 14 |
| 18 | 23 | 15 |
| 19 | 24 | 15 |
| 20 | 24 | 15 |
| 21 | 24 | 15 |
| 22 | 24 | 15 |
| 23 | 24 | 15 |
| 24 | 24 | 15 |
| 25 | 24 | 15 |
| 26 | 24 | 15 |
| 27 | 24 | 15 |
| 28 | 24 | 15 |
| 29 | 24 | 15 |
| 30 | 24 | 15 |
| 31 | 24 | 15 |
How July really feels in Hyesan
Once humidity and wind are folded in, July 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.
July sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Hyesan weather by month
How July compares with the rest of the year at a glance. July is the 1st-warmest and 1st-wettest month here — the current month is highlighted below.
| 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 July
The sky is clear or mostly clear about 13% of the time in July, the cloudiest month of the year.
Beyond those clear spells, partly cloudy skies cover about 19% of July, with mostly cloudy or overcast conditions the remaining 69%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 34 | 34 | 34 | 34 | 34 | 34 | 33 | 33 | 32 | 32 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 33 | 33 |
| Cloudier (%) | 66 | 66 | 66 | 66 | 66 | 66 | 67 | 67 | 68 | 68 | 69 | 69 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 70 | 69 | 69 | 69 | 69 | 67 | 67 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 34 | 66 |
| 2 | 34 | 66 |
| 3 | 34 | 66 |
| 4 | 34 | 66 |
| 5 | 34 | 66 |
| 6 | 34 | 66 |
| 7 | 33 | 67 |
| 8 | 33 | 67 |
| 9 | 32 | 68 |
| 10 | 32 | 68 |
| 11 | 31 | 69 |
| 12 | 31 | 69 |
| 13 | 30 | 70 |
| 14 | 30 | 70 |
| 15 | 30 | 70 |
| 16 | 30 | 70 |
| 17 | 30 | 70 |
| 18 | 30 | 70 |
| 19 | 30 | 70 |
| 20 | 30 | 70 |
| 21 | 30 | 70 |
| 22 | 30 | 70 |
| 23 | 30 | 70 |
| 24 | 30 | 70 |
| 25 | 30 | 70 |
| 26 | 31 | 69 |
| 27 | 31 | 69 |
| 28 | 31 | 69 |
| 29 | 31 | 69 |
| 30 | 33 | 67 |
| 31 | 33 | 67 |
Chance of precipitation in July
Hyesan gets around 164 mm of rain over 17.3 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 55% and peaks near 57% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 54 | 53 | 53 | 53 | 53 | 53 | 53 | 54 | 54 | 54 | 54 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 | 57 |
| Rain chance (%) | |
|---|---|
| 1 | 54 |
| 2 | 53 |
| 3 | 53 |
| 4 | 53 |
| 5 | 53 |
| 6 | 53 |
| 7 | 53 |
| 8 | 54 |
| 9 | 54 |
| 10 | 54 |
| 11 | 54 |
| 12 | 54 |
| 13 | 54 |
| 14 | 55 |
| 15 | 55 |
| 16 | 56 |
| 17 | 56 |
| 18 | 57 |
| 19 | 57 |
| 20 | 57 |
| 21 | 57 |
| 22 | 57 |
| 23 | 57 |
| 24 | 57 |
| 25 | 57 |
| 26 | 57 |
| 27 | 57 |
| 28 | 57 |
| 29 | 57 |
| 30 | 57 |
| 31 | 57 |
Humidity in July
Most of July feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, July lands in the comfortable band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 41 | 38 | 36 | 34 | 32 | 30 | 28 | 26 | 24 | 23 | 21 | 20 | 19 | 17 | 16 | 16 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 9 | 8 | 7 | 6 | 6 | 5 | 5 | 5 |
| Comfortable (%) | 49 | 51 | 51 | 52 | 51 | 52 | 52 | 52 | 53 | 52 | 52 | 50 | 50 | 48 | 47 | 45 | 43 | 42 | 40 | 39 | 37 | 35 | 34 | 32 | 31 | 30 | 29 | 28 | 28 | 27 | 28 |
| Humid (%) | 10 | 11 | 13 | 14 | 16 | 17 | 19 | 20 | 21 | 23 | 24 | 26 | 27 | 29 | 31 | 33 | 34 | 36 | 37 | 39 | 41 | 42 | 44 | 46 | 48 | 49 | 51 | 52 | 53 | 55 | 54 |
| Muggy (%) | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 2 | 2 | 2 | 3 | 4 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 11 | 12 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 13 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | |
|---|---|---|---|---|
| 1 | 41 | 49 | 10 | 0 |
| 2 | 38 | 51 | 11 | 0 |
| 3 | 36 | 51 | 13 | 0 |
| 4 | 34 | 52 | 14 | 0 |
| 5 | 32 | 51 | 16 | 1 |
| 6 | 30 | 52 | 17 | 1 |
| 7 | 28 | 52 | 19 | 1 |
| 8 | 26 | 52 | 20 | 2 |
| 9 | 24 | 53 | 21 | 2 |
| 10 | 23 | 52 | 23 | 2 |
| 11 | 21 | 52 | 24 | 3 |
| 12 | 20 | 50 | 26 | 4 |
| 13 | 19 | 50 | 27 | 4 |
| 14 | 17 | 48 | 29 | 5 |
| 15 | 16 | 47 | 31 | 6 |
| 16 | 16 | 45 | 33 | 7 |
| 17 | 15 | 43 | 34 | 8 |
| 18 | 14 | 42 | 36 | 9 |
| 19 | 13 | 40 | 37 | 10 |
| 20 | 12 | 39 | 39 | 10 |
| 21 | 11 | 37 | 41 | 11 |
| 22 | 10 | 35 | 42 | 12 |
| 23 | 9 | 34 | 44 | 13 |
| 24 | 9 | 32 | 46 | 13 |
| 25 | 8 | 31 | 48 | 14 |
| 26 | 7 | 30 | 49 | 14 |
| 27 | 6 | 29 | 51 | 14 |
| 28 | 6 | 28 | 52 | 14 |
| 29 | 5 | 28 | 53 | 14 |
| 30 | 5 | 27 | 55 | 13 |
| 31 | 5 | 28 | 54 | 13 |
Wind in July
Winds average 6 km/h in July.
Across July, daily wind ranges from about 6 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 6 | calm |
| 2 | 6 | calm |
| 3 | 6 | calm |
| 4 | 6 | calm |
| 5 | 6 | calm |
| 6 | 6 | calm |
| 7 | 6 | calm |
| 8 | 6 | calm |
| 9 | 6 | calm |
| 10 | 6 | calm |
| 11 | 6 | calm |
| 12 | 6 | calm |
| 13 | 6 | calm |
| 14 | 6 | calm |
| 15 | 6 | calm |
| 16 | 6 | calm |
| 17 | 6 | calm |
| 18 | 6 | calm |
| 19 | 6 | calm |
| 20 | 6 | calm |
| 21 | 6 | calm |
| 22 | 6 | calm |
| 23 | 6 | calm |
| 24 | 6 | calm |
| 25 | 6 | calm |
| 26 | 6 | calm |
| 27 | 6 | calm |
| 28 | 6 | calm |
| 29 | 6 | calm |
| 30 | 6 | calm |
| 31 | 6 | calm |
Sunrise & sunset in July
Daylight runs from about 15 hours at the start of July to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 42 minutes over July. Sunrise moves from 5:02 AM to 5:25 AM, and sunset from 7:59 PM to 7:42 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 15.0 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 14.9 | 14.8 | 14.8 | 14.8 | 14.8 | 14.8 | 14.7 | 14.7 | 14.7 | 14.7 | 14.6 | 14.6 | 14.6 | 14.6 | 14.5 | 14.5 | 14.5 | 14.4 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 |
| Sunrise (AM) | 5:02 | 5:02 | 5:03 | 5:03 | 5:04 | 5:04 | 5:05 | 5:06 | 5:06 | 5:07 | 5:08 | 5:08 | 5:09 | 5:10 | 5:11 | 5:11 | 5:12 | 5:13 | 5:14 | 5:15 | 5:16 | 5:16 | 5:17 | 5:18 | 5:19 | 5:20 | 5:21 | 5:22 | 5:23 | 5:24 | 5:25 |
| Sunset (PM) | 7:59 | 7:59 | 7:59 | 7:59 | 7:59 | 7:59 | 7:58 | 7:58 | 7:58 | 7:57 | 7:57 | 7:56 | 7:56 | 7:56 | 7:55 | 7:54 | 7:54 | 7:53 | 7:52 | 7:52 | 7:51 | 7:50 | 7:49 | 7:49 | 7:48 | 7:47 | 7:46 | 7:45 | 7:44 | 7:43 | 7:42 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 15.0 | 5:02 | 7:59 |
| 2 | 14.9 | 5:02 | 7:59 |
| 3 | 14.9 | 5:03 | 7:59 |
| 4 | 14.9 | 5:03 | 7:59 |
| 5 | 14.9 | 5:04 | 7:59 |
| 6 | 14.9 | 5:04 | 7:59 |
| 7 | 14.9 | 5:05 | 7:58 |
| 8 | 14.9 | 5:06 | 7:58 |
| 9 | 14.9 | 5:06 | 7:58 |
| 10 | 14.8 | 5:07 | 7:57 |
| 11 | 14.8 | 5:08 | 7:57 |
| 12 | 14.8 | 5:08 | 7:56 |
| 13 | 14.8 | 5:09 | 7:56 |
| 14 | 14.8 | 5:10 | 7:56 |
| 15 | 14.7 | 5:11 | 7:55 |
| 16 | 14.7 | 5:11 | 7:54 |
| 17 | 14.7 | 5:12 | 7:54 |
| 18 | 14.7 | 5:13 | 7:53 |
| 19 | 14.6 | 5:14 | 7:52 |
| 20 | 14.6 | 5:15 | 7:52 |
| 21 | 14.6 | 5:16 | 7:51 |
| 22 | 14.6 | 5:16 | 7:50 |
| 23 | 14.5 | 5:17 | 7:49 |
| 24 | 14.5 | 5:18 | 7:49 |
| 25 | 14.5 | 5:19 | 7:48 |
| 26 | 14.4 | 5:20 | 7:47 |
| 27 | 14.4 | 5:21 | 7:46 |
| 28 | 14.4 | 5:22 | 7:45 |
| 29 | 14.4 | 5:23 | 7:44 |
| 30 | 14.3 | 5:24 | 7:43 |
| 31 | 14.3 | 5:25 | 7:42 |
Solar energy in July
Average shortwave solar energy reaching the ground each day in July, about 4.93 kWh/m².
For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.68 kWh/m² in May across the year — July's 4.93 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.3 | 5.3 | 5.3 | 5.2 | 5.2 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 5.0 | 5.0 | 4.9 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.3 | Bright |
| 3 | 5.3 | Bright |
| 4 | 5.2 | Bright |
| 5 | 5.2 | Bright |
| 6 | 5.2 | Bright |
| 7 | 5.2 | Bright |
| 8 | 5.1 | Bright |
| 9 | 5.1 | Bright |
| 10 | 5.1 | Bright |
| 11 | 5.0 | Bright |
| 12 | 5.0 | Bright |
| 13 | 5.0 | Bright |
| 14 | 5.0 | Bright |
| 15 | 4.9 | Bright |
| 16 | 4.9 | Bright |
| 17 | 4.9 | Bright |
| 18 | 4.9 | Bright |
| 19 | 4.8 | Bright |
| 20 | 4.8 | Bright |
| 21 | 4.8 | Bright |
| 22 | 4.8 | Bright |
| 23 | 4.8 | Bright |
| 24 | 4.8 | Bright |
| 25 | 4.7 | Bright |
| 26 | 4.7 | Bright |
| 27 | 4.7 | Bright |
| 28 | 4.7 | Bright |
| 29 | 4.7 | Bright |
| 30 | 4.7 | Bright |
| 31 | 4.7 | Bright |
Hazard calendar for Hyesan
In July, Hyesan sits inside its rainy season season. The full year is below, with each hazard's peak months called out.
Hyesan's rainy season runs May–August, when most of the year's rain falls.
Is July a good time to visit Hyesan?
Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
July is a reasonable time to visit Hyesan for sightseeing.
What to pack for Hyesan in July
From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In July, Hyesan sees daytime highs around 23°C and nights near 14°C. Pack rain gear. Worth having: light clothes and sun protection. About 17 days see rain.
UV index in Hyesan in July
Clear-sky midday UV in July peaks around 6 — 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 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 | 2 | 4 | 6 | 7 | 7 | 6 | 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 | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | Very high |
| Jun | 7 | Very high |
| Jul | 6 | High |
| Aug | 9 | Very high |
| Sep | 7 | Very high |
| Oct | 4 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Hyesan in July
Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.
Air quality in Hyesan 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?
Hyesan sits at 41.4°N, 128.2°E, 709 m above sea level, in North Korea. The nearest listed city is Hyesan-dong, 1.0 km away.
Topography around Hyesan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Hyesan.
Within 3 km, the terrain around Hyesan has significant variations in elevation — a maximum elevation change of 366 m around an average of 790 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 990 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,277 m.
The land around Hyesan is covered by cropland (33%), artificial surfaces (27%) and trees (22%) within 3 km, trees (48%) and grassland (28%) 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 (41.4017°, 128.1778°, elevation 709 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. 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).