Ongjin weather in April

In April, Ongjin sees average daytime highs of 12°C and overnight lows near 7°C, with 53 mm of precipitation across 6.5 wet days and about 13 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 10°C in the first days to 14°C by the end. The sky is clear or mostly clear about 47% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 24 min at the start of April to 13 h 30 min by month's end. Set against the rest of the year, April is Ongjin's 3rd-clearest and 6th-windiest month. For the whole year in context, see Ongjin's year-round climate.

Daytime high
12°
7th warmest
Overnight low
6th coldest
Precipitation
53 mm
6.5 wet days
Daylight
13 hours
6:09 AM – 7:08 PM
Cloud cover
47%
3rd clearest
Wind
16 km/h
6th windiest
Solar energy
5.6 kWh/m²
Travel score
3.5
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 10°C in the first days to 14°C by the end.

A typical April day in Ongjin reaches about 12°C in the afternoon and slips back to 7°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 9°C and 15°C. Set against its neighbours, April runs about 5°C warmer than March and about 5°C cooler than May.

10°15°20°151015202530
Avg high (°C)Avg low (°C)
195
2105
3105
4105
5105
6105
7106
8116
9116
10116
11116
12117
13127
14127
15127
16127
17127
18128
19138
20138
21138
22138
23138
24139
25149
26149
27149
28149
291410
301410

How April really feels in Ongjin

Once humidity and wind are folded in, April 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.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

April sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Ongjin weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -3°153.63.39.70.0
Feb / -2°213.51.610.50.0
Mar / 274.50.811.70.9
Apr12° / 536.50.1133.5
May17° / 12°906.90145.9
Jun22° / 17°917.5014.66.9
Jul25° / 22°24512.7014.46.3
Aug26° / 23°21511.5013.56.4
Sep23° / 18°906.7012.37.5
Oct18° / 12°405.10116.5
Nov11° / 456.90.59.92.8
Dec / -1°245.63.19.40.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 47% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 11% of April, with mostly cloudy or overcast conditions the remaining 42%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16337
26337
36337
46337
56337
66238
76238
86238
96139
106139
116040
125941
135941
145842
155842
165743
175743
185644
195644
205644
215644
225545
235446
245446
255446
265446
275446
285347
295347
305347

Chance of precipitation in April

Any precipitation

Ongjin gets around 53 mm of rain and snow over 6.5 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 21% and peaks near 25% on the wettest days, and about 0 day brings snow. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
116
216
317
417
518
618
718
819
919
1019
1120
1220
1321
1421
1522
1622
1723
1823
1923
2023
2123
2224
2324
2424
2525
2625
2725
2825
2925
3025

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
111000
121000
131000
141000
151000
161000
171000
181000
191000
201000
211000
221000
23991
24991
25991
26991
27991
28991
29991
30991

Wind in April

Winds average 16 km/h in April.

Across April, daily wind ranges from about 15 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (km/h)Feels
116light breeze
216light breeze
316light breeze
416light breeze
516light breeze
616light breeze
716light breeze
816light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2615light breeze
2715light breeze
2815light breeze
2915light breeze
3015light breeze

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 24 min at the start of April to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over April. Sunrise moves from 6:32 AM to 5:50 AM, and sunset from 6:54 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:326:54
212.46:316:55
312.46:296:56
412.56:286:57
512.56:266:58
612.66:246:59
712.66:237:00
812.76:217:01
912.76:207:02
1012.76:187:03
1112.86:177:03
1212.86:157:04
1312.96:147:05
1412.96:127:06
1512.96:117:07
1613.06:097:08
1713.06:087:09
1813.16:067:10
1913.16:057:11
2013.16:047:12
2113.26:027:13
2213.26:017:14
2313.36:007:15
2413.35:587:16
2513.35:577:17
2613.45:567:18
2713.45:547:19
2813.45:537:19
2913.55:527:20
3013.55:507:21

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.6 kWh/m².

For context, solar energy here swings from a low near 2.05 kWh/m² to a high of 6 kWh/m² in May across the year — April's 5.6 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.4Bright
25.4Bright
35.4Bright
45.4Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.5Bright
105.5Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.7Bright
235.7Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.8Bright
Planning a trip in April

Hazard calendar for Ongjin

In seasonPeak

In April, Ongjin sits inside its pacific typhoon season. The full year is below, with each hazard's peak months called out.

Ongjin sits in the Pacific typhoon belt; the season peaks July–October.

Ongjin's rainy season runs July–August, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Ongjin?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.5
Sightseeing
7th-best month of the year
0.0
Beach & pool
8th-best month of the year

April is a weaker month for outdoor sightseeing in Ongjin.

What to pack for Ongjin in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Ongjin sees daytime highs around 12°C and nights near 7°C. Pack a warm layer. Worth having: sun protection. About 7 days see rain.

a warm layersun protection

Sea temperature near Ongjin in April

The nearest coast averages about 8°C in April — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 km away) is warmest in August at about 24°C and coldest in February near 5°C.

It's comfortable for a long swim from Jul 7 to Oct 1 — about 2.9 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb5Bracing
Mar5Bracing
Apr8Bracing
May12Bracing
Jun17Cool
Jul21Refreshing
Aug24Refreshing
Sep22Refreshing
Oct18Cool
Nov13Bracing
Dec9Bracing

UV index in Ongjin in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 Ongjin peaks around August 11 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 21 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowAug 11UV 8Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun6High
Jul8Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Ongjin in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April falls, not just the annual average.

Air quality in Ongjin 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).

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyNov 1981 µg/m³Jul 2240 µg/m³
PM2.5 (µg/m³)Level
Jan80Unhealthy
Feb78Unhealthy
Mar80Unhealthy
Apr66Unhealthy
May54Poor
Jun46Poor
Jul40Poor
Aug41Poor
Sep58Unhealthy
Oct72Unhealthy
Nov82Unhealthy
Dec77Unhealthy
Location & terrain

Where is Ongjin?

Ongjin sits at 37.9°N, 125.4°E, 19 m above sea level, in North Korea. The nearest listed city is Kangnyŏng, 13 km away.

ChangyŏnSamch’ŏnSinch’ŏn-ŭpSinwŏn-ŭpCh’ŏngdan-ŭp

Topography around Ongjin

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Ongjin.

Within 3 km, the terrain around Ongjin has only modest variations in elevation — a maximum elevation change of 233 m around an average of 36 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 503 m; within 80 km, large variations in elevation — a maximum elevation change of 1,037 m.

The land around Ongjin is covered by cropland (72%) within 3 km, cropland (38%) and trees (33%) within 16 km, and water (52%) and cropland (27%) within 80 km.

3 km
233 m
16 km
503 m
80 km
1,037 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Kangnyŏng 13 km · T’aet’an-ŭp 18 km · Haeju 33 km · Changyŏn 42 km · Samch’ŏn 47 km · Sinch’ŏn-ŭp 48 km · Sinwŏn-ŭp 48 km · Ch’ŏngdan-ŭp 51 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 Ongjin (37.9347°, 125.3619°, elevation 19 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).