Changyŏn in Fall
In fall (September, October and November), Changyŏn sees average daytime highs around 17°C and overnight lows near 12°C, with 179 mm of precipitation over about 20 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 24°C in early September to 7°C by late November. The sky is clear or mostly clear about 44% of the time across fall, and the air most often feels dry.
Fall is Changyŏn's 2nd-best season to visit on our travel score. For the whole year in context, see Changyŏn's year-round climate.
- Avg daytime high
- 17°C
- 2nd-warmest season
- Avg overnight low
- 12°C
- Precipitation
- 179 mm
- 20 wet days
- Avg wind
- 16 km/h
- Travel score
- 5.4
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Changyŏn in Fall
Over the season highs ease from about 24°C in early September to 7°C by late November.
A typical fall day in Changyŏn reaches about 17°C and drops to 12°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Changyŏn
Once humidity and wind are folded in, fall brings about 0 days that feel above 32°C and 9 that feel at or below 0°C.
The story in fall is cold — wind chill drags the overnight "feels like" below the raw low.
Changyŏn weather by month
How the three fall months (September, October and November) 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 | 1° / -3° | 18 | 4.8 | 4.2 | 9.6 | 0.0 |
| Feb | 2° / -2° | 20 | 3.8 | 2.3 | 10.5 | 0.0 |
| Mar | 6° / 2° | 26 | 4.5 | 1 | 11.7 | 0.6 |
| Apr | 11° / 7° | 50 | 6.1 | 0.1 | 13 | 3.0 |
| May | 16° / 11° | 89 | 7.2 | 0 | 14 | 5.3 |
| Jun | 21° / 17° | 87 | 7.7 | 0 | 14.6 | 6.7 |
| Jul | 24° / 21° | 234 | 13 | 0 | 14.4 | 6.3 |
| Aug | 25° / 22° | 194 | 11.8 | 0 | 13.5 | 6.5 |
| Sep | 23° / 18° | 87 | 6.2 | 0 | 12.3 | 7.4 |
| Oct | 17° / 13° | 41 | 5.7 | 0 | 11 | 6.3 |
| Nov | 10° / 6° | 51 | 8.3 | 1 | 9.9 | 2.5 |
| Dec | 4° / -0° | 31 | 7.8 | 4.6 | 9.4 | 0.1 |
Cloud cover in Fall
The sky is clear or mostly clear about 44% of the time across fall.
Chance of precipitation in Fall
Changyŏn gets around 179 mm of rain and snow over 20 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 16 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 54 min in early September to 9 h 36 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 3.6 kWh/m².
Hazard calendar for Changyŏn
In fall, Changyŏn overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Changyŏn sits in the Pacific typhoon belt; the season peaks July–October.
Changyŏn's rainy season runs July–August, when most of the year's rain falls.
Is fall a good time to visit Changyŏn?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Changyŏn for sightseeing.
What to pack for Changyŏn in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Changyŏn sees daytime highs around 17°C and nights near 12°C. Pack a warm layer. Worth having: light clothes, rain gear and sun protection. About 20 days see rain.
Sea temperature near Changyŏn in Fall
The nearest coast averages about 18°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 24 km away) is warmest in August at about 22°C and coldest in February near 4°C.
It's comfortable for a long swim from Jul 15 to Sep 29 — about 2.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 6 | 4 | 5 | 7 | 11 | 16 | 20 | 22 | 21 | 18 | 15 | 10 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 6 | Bracing |
| Feb | 4 | Bracing |
| Mar | 5 | Bracing |
| Apr | 7 | Bracing |
| May | 11 | Bracing |
| Jun | 16 | Cool |
| Jul | 20 | Refreshing |
| Aug | 22 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 18 | Cool |
| Nov | 15 | Bracing |
| Dec | 10 | Bracing |
UV index in Changyŏn in Fall
Clear-sky midday UV across fall averages around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Changyŏn peaks around August 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 7 | 6 | 8 | 8 | 7 | 4 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | High | High | Very high | Very high | High | Moderate | Moderate | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 4 | Moderate |
| Apr | 6 | High |
| May | 7 | High |
| Jun | 6 | High |
| Jul | 8 | Very high |
| Aug | 8 | Very high |
| Sep | 7 | High |
| Oct | 4 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Changyŏn in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Changyŏn is worst in November — around 82 µg/m³ PM2.5 (unhealthy), about 2.1× the cleanest month (July, 40 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) | 80 | 78 | 80 | 66 | 54 | 46 | 40 | 41 | 58 | 72 | 82 | 77 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Poor | Poor | Poor | Poor | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 80 | Unhealthy |
| Feb | 78 | Unhealthy |
| Mar | 80 | Unhealthy |
| Apr | 66 | Unhealthy |
| May | 54 | Poor |
| Jun | 46 | Poor |
| Jul | 40 | Poor |
| Aug | 41 | Poor |
| Sep | 58 | Unhealthy |
| Oct | 72 | Unhealthy |
| Nov | 82 | Unhealthy |
| Dec | 77 | Unhealthy |
Where is Changyŏn?
Changyŏn sits at 38.3°N, 125.1°E, 21 m above sea level, in North Korea. The nearest listed city is Songhwa, 13 km away.
Topography around Changyŏn
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Changyŏn.
Within 3 km, the terrain around Changyŏn has only modest variations in elevation — a maximum elevation change of 128 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 581 m; within 80 km, large variations in elevation — a maximum elevation change of 1,030 m.
The land around Changyŏn is covered by cropland (65%) within 3 km, trees (48%) and cropland (41%) within 16 km, and water (52%) and cropland (27%) 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 Changyŏn (38.2508°, 125.0961°, elevation 21 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.