Yangju weather in April

In April, Yangju sees average daytime highs of 17°C and overnight lows near 6°C, with 69 mm of precipitation across 7.3 wet days and about 12.9 hours of daylight. It is the 7th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 14°C in the first days to 20°C by the end. The sky is clear or mostly clear about 41% 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 Yangju's 7th-clearest and 1st-windiest month. For the whole year in context, see Yangju's year-round climate.

Daytime high
17°
7th warmest
Overnight low
6th coldest
Precipitation
69 mm
7.3 wet days
Daylight
13 hours
6:03 AM – 7:01 PM
Cloud cover
52%
7th clearest
Wind
10 km/h
1st windiest
Solar energy
5.36 kWh/m²
Travel score
5.8
out of 10

Yangju is city in Gyeonggi Province, South Korea, south of Dongducheon and north of Uijeongbu, not far from Seoul.

Density
580/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 14°C in the first days to 20°C by the end.

A typical April day in Yangju reaches about 17°C in the afternoon and slips back to 6°C overnight — a 11°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 22°C. Set against its neighbours, April runs about 7°C warmer than March and about 5°C cooler than May.

10°20°30°151015202530
Avg high (°C)Avg low (°C)
1143
2143
3143
4153
5154
6154
7154
8164
9165
10165
11165
12175
13175
14176
15176
16176
17186
18186
19187
20187
21187
22197
23198
24198
25198
26198
27208
28209
29209
30209

How April really feels in Yangju

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.

Yangju 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 / -7°193.52.49.70.0
Feb / -5°254.2210.50.3
Mar10° / 386.31.211.72.7
Apr17° / 697.30.112.95.8
May23° / 12°1007.90147.1
Jun26° / 17°1239.1014.66.6
Jul28° / 22°31517014.44.9
Aug29° / 22°26515.2013.54.9
Sep25° / 16°1187.8012.37.1
Oct19° / 525.40117.0
Nov11° / 467.10.5103.1
Dec / -5°234.829.40.1

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 41% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 13% of April, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15644
25644
35545
45545
55545
65446
75446
85446
95446
105446
115446
125347
135446
145446
155347
165347
175347
185347
195347
205347
215347
225347
235347
245347
255347
265347
275446
285347
295347
305446

Chance of precipitation in April

Any precipitation

Yangju gets around 69 mm of rain and snow over 7.3 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 24% and peaks near 27% on the wettest days, and about 0 day brings snow.

0%10%20%30%40%151015202530
Rain chance (%)
121
221
322
422
522
622
722
822
922
1023
1123
1223
1324
1424
1525
1625
1725
1826
1926
2026
2126
2226
2327
2427
2527
2627
2727
2827
2927
3027

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 97% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
610000
710000
810000
99910
109910
119910
129910
139910
149910
159910
169910
179910
189811
199721
209721
219721
229721
239631
249631
259541
269451
279352
289262
299172
309082

Wind in April

Winds average 10 km/h in April, the windiest month of the year.

Across April, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

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 6:25 AM to 5:44 AM, and sunset from 6:47 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.46:256:47
212.46:246:48
312.46:226:49
412.56:216:50
512.56:196:51
612.66:186:52
712.66:166:53
812.76:156:54
912.76:136:55
1012.76:126:56
1112.86:106:57
1212.86:096:58
1312.96:076:58
1412.96:066:59
1512.96:047:00
1613.06:037:01
1713.06:017:02
1813.16:007:03
1913.15:587:04
2013.15:577:05
2113.25:567:06
2213.25:547:07
2313.25:537:08
2413.35:527:09
2513.35:507:10
2613.45:497:11
2713.45:487:12
2813.45:467:12
2913.55:457:13
3013.55:447:14

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.36 kWh/m².

For context, solar energy here swings from a low near 2.33 kWh/m² to a high of 5.76 kWh/m² in May across the year — April's 5.36 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.2Bright
75.2Bright
85.3Bright
95.3Bright
105.3Bright
115.3Bright
125.3Bright
135.3Bright
145.4Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.4Bright
205.4Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
Planning a trip in April

Hazard calendar for Yangju

In seasonPeak

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

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

Yangju'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 Yangju?

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

5.8
Sightseeing
5th-best month of the year
1.6
Beach & pool
7th-best month of the year

April is a reasonable time to visit Yangju for sightseeing.

What to pack for Yangju in April

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

In April, Yangju sees daytime highs around 17°C and nights near 6°C. Worth packing: a warm layer and sun protection. About 7 days see rain.

a warm layersun protection

Sea temperature near Yangju 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 64 km away) is warmest in August at about 24°C and coldest in February near 4°C.

It's comfortable for a long swim from Jul 11 to Oct 13 — about 3.1 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar5Bracing
Apr8Bracing
May12Bracing
Jun17Cool
Jul21Refreshing
Aug24Refreshing
Sep23Refreshing
Oct20Cool
Nov15Bracing
Dec10Bracing

UV index in Yangju 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 Yangju peaks around August 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highModerateAug 17UV 8Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May5Moderate
Jun7High
Jul7Very high
Aug8Very high
Sep8Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Yangju 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 Yangju is worst in March — around 160 µg/m³ PM2.5 (very unhealthy), about 2.0× the cleanest month (August, 81 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyVery unhealthyUnhealthyMar 13158 µg/m³Aug 1282 µg/m³
PM2.5 (µg/m³)Level
Jan145Unhealthy
Feb149Unhealthy
Mar160Very unhealthy
Apr127Unhealthy
May111Unhealthy
Jun98Unhealthy
Jul88Unhealthy
Aug81Unhealthy
Sep110Unhealthy
Oct132Unhealthy
Nov142Unhealthy
Dec133Unhealthy
Location & terrain

Where is Yangju?

Yangju sits at 37.8°N, 127.1°E, 76 m above sea level, in South Korea. The nearest listed city is Uijeongbu-si, 10 km away.

Topography around Yangju

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

Within 3 km, the terrain around Yangju has only modest variations in elevation — a maximum elevation change of 238 m around an average of 107 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 724 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,443 m.

The land around Yangju is covered by trees (36%) and artificial surfaces (36%) within 3 km, trees (66%) within 16 km, and trees (56%) within 80 km.

3 km
238 m
16 km
724 m
80 km
1,443 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Uijeongbu-si 10 km · Munsan 24 km · Namyangju 26 km · Guri-si 27 km · Goyang-si 28 km · Hwado 30 km · Wabu 30 km · Seoul 31 km

South Korea travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
220 V · 60 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$36,227
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
0.5
per 100k, 2023
Road deaths
8.6
per 100k/yr, 2019
Income group
High
World Bank
English
Moderate
EF EPI 522
Religion
none 60%Protestant 17%Buddhist 16%Catholic 6%

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 Yangju (37.8331°, 127.0617°, elevation 76 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).