Sinmak in Spring
In spring (March, April and May), Sinmak sees average daytime highs around 16°C and overnight lows near 5°C, with 195 mm of precipitation over about 21 wet days across the season. It is the 3rd-warmest season and the 3rd-wettest season.
Over the season highs climb from about 6°C in early March to 25°C by late May. The sky is clear or mostly clear about 42% of the time across spring, and the air most often feels dry.
Spring is Sinmak's 3rd-best season to visit on our travel score. For the whole year in context, see Sinmak's year-round climate.
- Avg daytime high
- 16°C
- 3rd-warmest season
- Avg overnight low
- 5°C
- Precipitation
- 195 mm
- 21 wet days
- Avg wind
- 10 km/h
- Travel score
- 4.9
- 3rd-best season
- Months
- Mar · Apr · May
Temperature in Sinmak in Spring
Over the season highs climb from about 6°C in early March to 25°C by late May.
A typical spring day in Sinmak reaches about 16°C and drops to 5°C overnight. The warmest of the three months is May, the coolest March.
How spring really feels in Sinmak
Once humidity and wind are folded in, spring brings about 0 days that feel above 32°C and 36 that feel at or below 0°C.
The story in spring is cold — wind chill drags the overnight "feels like" below the raw low.
Sinmak 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 | -0° / -9° | 16 | 3.5 | 3.1 | 9.6 | 0.0 |
| Feb | 3° / -6° | 22 | 4.1 | 2.8 | 10.5 | 0.0 |
| Mar | 9° / -1° | 32 | 5.4 | 1.5 | 11.7 | 2.2 |
| Apr | 17° / 5° | 60 | 7.4 | 0.2 | 13 | 5.6 |
| May | 22° / 11° | 103 | 8.6 | 0 | 14.1 | 7.0 |
| Jun | 26° / 17° | 123 | 10.8 | 0 | 14.6 | 6.4 |
| Jul | 28° / 21° | 308 | 17.1 | 0 | 14.4 | 5.0 |
| Aug | 28° / 21° | 265 | 15.1 | 0 | 13.5 | 5.1 |
| Sep | 25° / 15° | 107 | 7.4 | 0 | 12.3 | 7.2 |
| Oct | 18° / 8° | 46 | 5.6 | 0 | 11 | 6.6 |
| Nov | 9° / 0° | 45 | 7.1 | 0.8 | 9.9 | 2.2 |
| Dec | 2° / -6° | 23 | 5 | 3 | 9.4 | 0.0 |
Cloud cover in Spring
The sky is clear or mostly clear about 42% of the time across spring.
Chance of precipitation in Spring
Sinmak gets around 195 mm of rain and snow over 21 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 10 km/h across spring.
Sunrise & sunset in Spring
Daylight runs from about 11 h 06 min in early March to 14 h 30 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 5.3 kWh/m².
Hazard calendar for Sinmak
None of Sinmak's seasonal hazards peak in spring. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Sinmak's rainy season runs July–August, when most of the year's rain falls.
Is spring a good time to visit Sinmak?
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 reasonable time to visit Sinmak for sightseeing.
What to pack for Sinmak in Spring
From spring's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In spring, Sinmak sees daytime highs around 16°C and nights near 5°C. Pack a warm layer. Worth having: light clothes, rain gear and sun protection. About 21 days see rain.
Sea temperature near Sinmak in Spring
The nearest coast averages about 9°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 68 km away) is warmest in August at about 25°C and coldest in February near 2°C.
It's comfortable for a long swim from Jul 3 to Oct 5 — about 3.1 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 4 | 2 | 5 | 9 | 13 | 18 | 22 | 25 | 23 | 18 | 13 | 8 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Cool | Refreshing | Warm | Refreshing | Cool | Bracing | Bracing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 4 | Bracing |
| Feb | 2 | Bracing |
| Mar | 5 | Bracing |
| Apr | 9 | Bracing |
| May | 13 | Bracing |
| Jun | 18 | Cool |
| Jul | 22 | Refreshing |
| Aug | 25 | Warm |
| Sep | 23 | Refreshing |
| Oct | 18 | Cool |
| Nov | 13 | Bracing |
| Dec | 8 | Bracing |
UV index in Sinmak in Spring
Clear-sky midday UV across spring 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 Sinmak peaks around August 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 | 7 | 7 | 8 | 7 | 5 | 3 | 2 |
| Level | Low | Moderate | Moderate | High | High | 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 | 7 | High |
| Jun | 7 | High |
| Jul | 7 | High |
| Aug | 8 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | Moderate |
| Nov | 3 | Moderate |
| Dec | 2 | Low |
Air quality in Sinmak 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 Sinmak is worst in November — around 130 µg/m³ PM2.5 (unhealthy), about 2.3× the cleanest month (July, 58 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) | 122 | 117 | 121 | 95 | 79 | 69 | 58 | 62 | 90 | 115 | 130 | 122 |
| Level | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy | Unhealthy |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 122 | Unhealthy |
| Feb | 117 | Unhealthy |
| Mar | 121 | Unhealthy |
| Apr | 95 | Unhealthy |
| May | 79 | Unhealthy |
| Jun | 69 | Unhealthy |
| Jul | 58 | Unhealthy |
| Aug | 62 | Unhealthy |
| Sep | 90 | Unhealthy |
| Oct | 115 | Unhealthy |
| Nov | 130 | Unhealthy |
| Dec | 122 | Unhealthy |
Where is Sinmak?
Sinmak sits at 38.4°N, 126.2°E, 110 m above sea level, in North Korea. The nearest listed city is Pongch’ŏn-ŭp, 33 km away.
Topography around Sinmak
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sinmak.
Within 3 km, the terrain around Sinmak has only modest variations in elevation — a maximum elevation change of 139 m around an average of 129 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 772 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,220 m.
The land around Sinmak is covered by cropland (79%) within 3 km, trees (40%), cropland (39%) and grassland (20%) within 16 km, and trees (41%) and cropland (39%) 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 Sinmak (38.4167°, 126.2333°, elevation 110 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.