Changam-ch’on in Spring
In spring (March, April and May), Changam-ch’on sees average daytime highs around 13°C and overnight lows near 2°C, with 145 mm of precipitation over about 23 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 4°C in early March to 21°C by late May. The sky is clear or mostly clear about 38% of the time across spring, and the air most often feels dry.
Spring is Changam-ch’on's 3rd-best season to visit on our travel score. For the whole year in context, see Changam-ch’on's year-round climate.
- Avg daytime high
- 13°C
- 3rd-warmest season
- Avg overnight low
- 2°C
- Precipitation
- 145 mm
- 23 wet days
- Avg wind
- 8 km/h
- Travel score
- 3.7
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Changam-ch’on in Spring
Over the season highs climb from about 4°C in early March to 21°C by late May.
A typical spring day in Changam-ch’on reaches about 13°C and drops to 2°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Changam-ch’on
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 45 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Changam-ch’on weather by month
How the three spring months (March, April and May) 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° / -11° | 27 | 6.5 | 7.5 | 9.4 | 0.0 |
| Feb | 1° / -10° | 23 | 5.6 | 6.4 | 10.4 | 0.0 |
| Mar | 6° / -4° | 33 | 6.4 | 5.4 | 11.7 | 0.9 |
| Apr | 13° / 3° | 44 | 7.3 | 1.6 | 13 | 4.1 |
| May | 19° / 9° | 69 | 9 | 0 | 14.2 | 6.1 |
| Jun | 22° / 14° | 71 | 9 | 0 | 14.8 | 6.5 |
| Jul | 25° / 18° | 155 | 12.8 | 0 | 14.6 | 6.2 |
| Aug | 25° / 18° | 177 | 14.9 | 0 | 13.6 | 5.9 |
| Sep | 22° / 13° | 103 | 9 | 0 | 12.3 | 6.7 |
| Oct | 16° / 6° | 48 | 6.5 | 0.2 | 10.9 | 5.7 |
| Nov | 8° / -1° | 45 | 6.9 | 3.5 | 9.7 | 1.4 |
| Dec | 1° / -8° | 32 | 6.3 | 6.4 | 9.1 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 38% of the time across spring.
Chance of precipitation in Spring
Changam-ch’on gets around 145 mm of rain and snow over 23 wet days across spring. The line is the day-by-day chance of measurable precipitation.
Humidity in Spring
Most of spring feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Spring
Winds average 8 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 hours in early March to 14 h 42 min by late May. The lit band spans sunrise to sunset each day.
Solar energy in Spring
Average shortwave solar energy reaching the ground each day across spring, about 5.4 kWh/m².
Hazard calendar for Changam-ch’on
In spring, Changam-ch’on overlaps its pacific typhoon season. The full year is below, with each hazard's peak months called out.
Changam-ch’on sits in the Pacific typhoon belt; the season peaks July–October.
Changam-ch’on's rainy season runs July–September, when most of the year's rain falls.
Is spring a good time to visit Changam-ch’on?
Our two travel scores rate spring for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
spring is a weaker month for outdoor sightseeing in Changam-ch’on.
What to pack for Changam-ch’on in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Changam-ch’on sees daytime highs around 13°C and nights near 2°C. Pack a warm layer and a heavy coat. Worth having: rain gear and sun protection. About 23 days see rain.
Sea temperature near Changam-ch’on in Spring
The nearest coast averages about 8°C across spring — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 27 km away) is warmest in August at about 23°C and coldest in February near 5°C.
It's comfortable for a long swim from Jul 15 to Sep 22 — about 2.3 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 6 | 5 | 5 | 7 | 11 | 16 | 20 | 23 | 21 | 17 | 13 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Refreshing | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 6 | Bracing |
| Feb | 5 | Bracing |
| Mar | 5 | Bracing |
| Apr | 7 | Bracing |
| May | 11 | Bracing |
| Jun | 16 | Cool |
| Jul | 20 | Refreshing |
| Aug | 23 | Refreshing |
| Sep | 21 | Refreshing |
| Oct | 17 | Cool |
| Nov | 13 | Bracing |
| Dec | 8 | Bracing |
UV index in Changam-ch’on in Spring
Clear-sky midday UV across spring averages 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 Changam-ch’on peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 4 | 6 | 8 | 7 | 7 | 8 | 7 | 5 | 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 | 8 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | Moderate |
| Nov | 2 | Moderate |
| Dec | 1 | Low |
Air quality in Changam-ch’on in Spring
Average fine-particle pollution (PM2.5) through the year — so you can see where spring falls, not just the annual average.
Air quality in Changam-ch’on is worst in April — around 47 µg/m³ PM2.5 (poor), about 2.7× the cleanest month (August, 17 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) | 29 | 36 | 46 | 47 | 36 | 25 | 20 | 17 | 18 | 24 | 26 | 23 |
| Level | Moderate | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 29 | Moderate |
| Feb | 36 | Poor |
| Mar | 46 | Poor |
| Apr | 47 | Poor |
| May | 36 | Poor |
| Jun | 25 | Moderate |
| Jul | 20 | Moderate |
| Aug | 17 | Moderate |
| Sep | 18 | Moderate |
| Oct | 24 | Moderate |
| Nov | 26 | Moderate |
| Dec | 23 | Moderate |
Where is Changam-ch’on?
Changam-ch’on sits at 40.6°N, 128.8°E, 141 m above sea level, in North Korea. The nearest listed city is Iwŏn-ŭp, 33 km away.
Topography around Changam-ch’on
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Changam-ch’on.
Within 3 km, the terrain around Changam-ch’on has large variations in elevation — a maximum elevation change of 842 m around an average of 325 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,555 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,283 m.
The land around Changam-ch’on is covered by trees (64%) and grassland (20%) within 3 km, trees (76%) within 16 km, and trees (57%) and water (25%) 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 Changam-ch’on (40.6061°, 128.7819°, elevation 141 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.