Haeju weather in April

In April, Haeju sees average daytime highs of 14°C and overnight lows near 7°C, with 55 mm of rain across 6.9 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 12°C in the first days to 16°C by the end. The sky is clear or mostly clear about 45% 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 Haeju's 5th-clearest and 6th-windiest month. For the whole year in context, see Haeju's year-round climate.

Daytime high
14°
7th warmest
Overnight low
6th coldest
Rainfall
55 mm
6.9 wet days
Daylight
13 hours
6:08 AM – 7:07 PM
Cloud cover
49%
5th clearest
Wind
12 km/h
6th windiest
Solar energy
5.52 kWh/m²
Travel score
4.5
out of 10

Haeju is city in North Korea.

Density
1,075/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 12°C in the first days to 16°C by the end.

A typical April day in Haeju reaches about 14°C in the afternoon and slips back to 7°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 10°C and 18°C. Set against its neighbours, April runs about 6°C warmer than March and about 5°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1114
2114
3124
4124
5125
6125
7125
8135
9135
10136
11136
12136
13146
14146
15147
16147
17147
18157
19157
20158
21158
22158
23168
24168
25169
26169
27169
28179
29179
301710

How April really feels in Haeju

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.

Haeju 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 / -6°153.22.29.70.0
Feb / -4°203.41.510.50.0
Mar / 294.90.811.71.5
Apr14° / 556.90134.5
May19° / 12°927.60146.6
Jun24° / 18°1058.3014.67.0
Jul26° / 22°27114.4014.45.8
Aug28° / 22°24113.3013.55.8
Sep24° / 17°976.8012.37.4
Oct18° / 11°434.90116.7
Nov10° / 436.40.49.92.7
Dec / -3°194.31.49.40.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 12% of April, with mostly cloudy or overcast conditions the remaining 43%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
16139
26139
36139
46139
56139
66040
76040
86040
96040
105941
115941
125842
135842
145842
155743
165743
175644
185644
195743
205644
215644
225545
235545
245446
255446
265347
275347
285446
295347
305347

Chance of precipitation in April

Any precipitation

Haeju gets around 55 mm of rain over 6.9 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 23% and peaks near 26% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202530
Rain chance (%)
117
218
318
419
519
620
720
820
921
1021
1122
1222
1323
1423
1524
1624
1724
1824
1924
2025
2125
2225
2325
2425
2526
2626
2726
2826
2926
3026

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 99% 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
18991
19991
20991
21991
22991
23982
24982
25973
26964
27964
28955
29955
30946

Wind in April

Winds average 12 km/h in April.

Across April, daily wind ranges from about 12 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light 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 6:31 AM to 5:49 AM, and sunset from 6:53 PM to 7:20 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:316:53
212.46:296:54
312.56:286:55
412.56:266:56
512.56:256:57
612.66:236:57
712.66:216:58
812.76:206:59
912.76:187:00
1012.76:177:01
1112.86:157:02
1212.86:147:03
1312.96:127:04
1412.96:117:05
1512.96:097:06
1613.06:087:07
1713.06:067:08
1813.16:057:09
1913.16:047:10
2013.16:027:11
2113.26:017:12
2213.25:597:13
2313.35:587:13
2413.35:577:14
2513.35:557:15
2613.45:547:16
2713.45:537:17
2813.45:517:18
2913.55:507:19
3013.55:497:20

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.52 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.92 kWh/m² in May across the year — April's 5.52 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.4Bright
55.4Bright
65.4Bright
75.4Bright
85.4Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in April

Hazard calendar for Haeju

In seasonPeak

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

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

Haeju'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 Haeju?

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

4.5
Sightseeing
7th-best month of the year
0.3
Beach & pool
7th-best month of the year

April is a reasonable time to visit Haeju for sightseeing.

What to pack for Haeju in April

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

In April, Haeju sees daytime highs around 14°C and nights near 7°C. Worth packing: a warm layer and sun protection. About 7 days see rain.

a warm layersun protection

Sea temperature near Haeju in April

The nearest coast averages about 9°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 20 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 4 to Oct 5 — about 3.1 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan4Bracing
Feb2Bracing
Mar5Bracing
Apr9Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov13Bracing
Dec8Bracing

UV index in Haeju 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 Haeju peaks around July 23 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 highHighModerateLowJul 23UV 8Dec 21UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7Very high
Jun6High
Jul8Very high
Aug8Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Haeju 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 Haeju 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).

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyNov 18129 µg/m³Jul 2058 µg/m³
PM2.5 (µg/m³)Level
Jan122Unhealthy
Feb117Unhealthy
Mar121Unhealthy
Apr95Unhealthy
May79Unhealthy
Jun69Unhealthy
Jul58Unhealthy
Aug62Unhealthy
Sep90Unhealthy
Oct115Unhealthy
Nov130Unhealthy
Dec122Unhealthy
Location & terrain

Where is Haeju?

Haeju sits at 38.0°N, 125.7°E, 57 m above sea level, in North Korea. The nearest listed city is Ch’ŏngdan-ŭp, 21 km away.

T’aet’an-ŭpSinch’ŏn-ŭpChaeryŏng-ŭp

Topography around Haeju

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

Within 3 km, the terrain around Haeju has significant variations in elevation — a maximum elevation change of 519 m around an average of 99 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 906 m; within 80 km, large variations in elevation — a maximum elevation change of 1,037 m.

The land around Haeju is covered by artificial surfaces (31%), trees (23%) and grassland (22%) within 3 km, cropland (39%) and trees (26%) within 16 km, and water (36%), cropland (34%) and trees (24%) within 80 km.

3 km
519 m
16 km
906 m
80 km
1,037 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Ch’ŏngdan-ŭp 21 km · Sinwŏn-ŭp 22 km · Kangnyŏng 23 km · Ayang-ni 24 km · Ongjin 33 km · T’aet’an-ŭp 37 km · Sinch’ŏn-ŭp 40 km · Chaeryŏng-ŭp 41 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 Haeju (38.0406°, 125.7147°, elevation 57 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).