Buan weather in April

In April, Buan sees average daytime highs of 15°C and overnight lows near 8°C, with 87 mm of rain across 7.6 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 13°C in the first days to 18°C by the end. The sky is clear or mostly clear about 43% of the time in April, and the air most often feels dry.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 24 min by month's end. Set against the rest of the year, April is Buan's 3rd-clearest and 6th-windiest month. For the whole year in context, see Buan's year-round climate.

Daytime high
15°
7th warmest
Overnight low
6th coldest
Rainfall
87 mm
7.6 wet days
Daylight
12 h 54 min
6:06 AM – 7:00 PM
Cloud cover
51%
3rd clearest
Wind
12 km/h
6th windiest
Solar energy
5.56 kWh/m²
Travel score
5.0
out of 10

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 13°C in the first days to 18°C by the end.

A typical April day in Buan reaches about 15°C in the afternoon and slips back to 8°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 11°C and 19°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)
1136
2136
3136
4136
5136
6146
7147
8147
9147
10147
11147
12158
13158
14158
15158
16158
17168
18169
19169
20169
21169
22179
231710
241710
251710
261710
271810
281811
291811
301811

How April really feels in Buan

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.

Buan 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 / -1°306.43.89.90.0
Feb / -0°365.31.810.60.4
Mar10° / 557.20.811.72.4
Apr15° / 877.6012.95.0
May20° / 14°938013.96.7
Jun24° / 19°1398.7014.46.9
Jul27° / 23°24414.3014.25.6
Aug28° / 24°22614.4013.45.3
Sep25° / 19°1498.9012.27.0
Oct20° / 13°605.2011.17.1
Nov13° / 506.90.110.14.0
Dec / 347.22.99.60.8

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% 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 44%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15842
25842
35842
45842
55842
65842
75842
85842
95842
105743
115743
125743
135743
145644
155644
165545
175545
185545
195545
205545
215545
225545
235446
245545
255545
265545
275347
285347
295347
305347

Chance of precipitation in April

Any precipitation

Buan gets around 87 mm of rain over 7.6 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 25% and peaks near 28% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
122
222
323
423
523
624
724
824
924
1024
1125
1225
1325
1425
1526
1626
1726
1826
1926
2026
2126
2226
2327
2427
2527
2628
2728
2828
2928
3028

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 96% 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
89910
99910
109910
119910
129910
139910
149820
159820
169820
179820
189730
199730
209541
219541
229451
239361
249271
259181
2689101
2787112
2886122
2985132
3084142

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 18 min at the start of April to 13 h 24 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 6:28 AM to 5:49 AM, and sunset from 6:48 PM to 7:12 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:286:48
212.46:266:49
312.46:256:50
412.56:236:50
512.56:226:51
612.56:206:52
712.66:196:53
812.66:176:54
912.66:166:55
1012.76:156:55
1112.76:136:56
1212.86:126:57
1312.86:106:58
1412.86:096:59
1512.96:087:00
1612.96:067:00
1712.96:057:01
1813.06:037:02
1913.06:027:03
2013.06:017:04
2113.16:007:05
2213.15:587:05
2313.25:577:06
2413.25:567:07
2513.25:547:08
2613.35:537:09
2713.35:527:10
2813.35:517:11
2913.45:507:11
3013.45:497:12

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.56 kWh/m².

For context, solar energy here swings from a low near 2.21 kWh/m² to a high of 5.89 kWh/m² in May across the year — April's 5.56 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
85.5Bright
95.5Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.7Bright
255.7Bright
265.7Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
Planning a trip in April

Hazard calendar for Buan

In seasonPeak

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

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

Buan's rainy season runs June–September, 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 Buan?

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

5.0
Sightseeing
7th-best month of the year
0.7
Beach & pool
7th-best month of the year

April is a reasonable time to visit Buan for sightseeing.

What to pack for Buan in April

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

In April, Buan sees daytime highs around 15°C and nights near 8°C. Worth packing: a warm layer and sun protection. About 8 days see rain.

a warm layersun protection

Sea temperature near Buan 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 19 km away) is warmest in August at about 26°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 25 to Oct 10 — about 3.6 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar6Bracing
Apr9Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov15Bracing
Dec10Bracing

UV index in Buan in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Buan peaks around September 12 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateSep 12UV 8Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr7High
May7Very high
Jun8Very high
Jul8Very high
Aug7Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Buan 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 Buan is worst in March — around 64 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 32 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecPoorUnhealthyPoorModeratePoorMar 1663 µg/m³Jul 2133 µg/m³
PM2.5 (µg/m³)Level
Jan52Poor
Feb56Unhealthy
Mar64Unhealthy
Apr55Poor
May46Poor
Jun42Poor
Jul32Moderate
Aug35Moderate
Sep43Poor
Oct48Poor
Nov51Poor
Dec48Poor
Location & terrain

Where is Buan?

Buan sits at 35.7°N, 126.7°E, 18 m above sea level, in South Korea. The nearest listed city is Kimje, 16 km away.

NamsaJeonjuWanju

Topography around Buan

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

Within 3 km, the terrain around Buan has only modest variations in elevation — a maximum elevation change of 112 m around an average of 13 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 498 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,213 m.

The land around Buan is covered by cropland (52%) and artificial surfaces (22%) within 3 km, cropland (56%) within 16 km, and trees (40%), water (35%) and cropland (20%) within 80 km.

3 km
112 m
16 km
498 m
80 km
1,213 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
April weather nearby: Kimje 16 km · Jeongeup 22 km · Gunsan 28 km · Iksan 31 km · Koch'ang 33 km · Namsa 37 km · Jeonju 39 km · Wanju 40 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 Buan (35.7281°, 126.7319°, elevation 18 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).