Gwangyang weather in April

In April, Gwangyang sees average daytime highs of 18°C and overnight lows near 9°C, with 127 mm of rain across 8.5 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 16°C in the first days to 20°C by the end. The sky is clear or mostly clear about 38% 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 Gwangyang's 7th-clearest and 3rd-windiest month. For the whole year in context, see Gwangyang's year-round climate.

Daytime high
18°
7th warmest
Overnight low
6th coldest
Rainfall
127 mm
8.5 wet days
Daylight
12 h 54 min
6:03 AM – 6:56 PM
Cloud cover
55%
7th clearest
Wind
10 km/h
3rd windiest
Solar energy
5.47 kWh/m²
Travel score
6.0
out of 10

Gwangyang is city of Jeollanam-do, South Korea.

Density
336/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 16°C in the first days to 20°C by the end.

A typical April day in Gwangyang reaches about 18°C in the afternoon and slips back to 9°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 14°C and 22°C. Set against its neighbours, April runs about 5°C warmer than March and about 4°C cooler than May.

10°15°20°25°151015202530
Avg high (°C)Avg low (°C)
1156
2166
3166
4167
5167
6167
7177
8177
9177
10178
11178
12178
13188
14188
15189
16189
17189
18189
19199
201910
211910
221910
231910
241910
251910
262011
272011
282011
292011
302011

How April really feels in Gwangyang

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.

Gwangyang 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°303.90.99.90.4
Feb / -1°444.70.710.71.5
Mar13° / 827.30.611.73.7
Apr18° / 1278.5012.96.0
May22° / 14°1448.1013.87.0
Jun25° / 19°19510.2014.36.5
Jul28° / 23°30917.1014.14.9
Aug29° / 23°28616.4013.34.8
Sep26° / 18°17010.1012.26.7
Oct21° / 12°704.6011.17.5
Nov14° / 475.20.110.24.9
Dec / -1°283.60.49.71.6

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% 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 48%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65248
75248
85149
95149
105149
115149
125149
135050
145050
155149
165149
175149
185248
195248
205347
215248
225248
235248
245347
255248
265248
275248
285248
295248
305149

Chance of precipitation in April

Any precipitation

Gwangyang gets around 127 mm of rain over 8.5 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 28% and peaks near 29% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
124
225
325
426
526
627
727
827
927
1027
1127
1228
1328
1428
1528
1628
1728
1828
1927
2028
2128
2228
2328
2428
2529
2629
2729
2829
2929
3029

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 89% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)
198200
298200
397300
497300
597300
697300
797300
897300
996400
1096400
1196400
1294510
1394510
1493610
1592710
1692710
1791810
1890910
19891010
20881110
21861220
22851320
23831421
24811531
25801631
26781741
27761851
28761851
29741961
30732061

Wind in April

Winds average 10 km/h in April.

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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm

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 6:24 AM to 5:46 AM, and sunset from 6:44 PM to 7:07 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:246:44
212.46:236:45
312.46:216:45
412.46:206:46
512.56:186:47
612.56:176:48
712.66:156:49
812.66:146:49
912.66:136:50
1012.76:116:51
1112.76:106:52
1212.76:096:53
1312.86:076:53
1412.86:066:54
1512.86:046:55
1612.96:036:56
1712.96:026:57
1812.96:006:57
1913.05:596:58
2013.05:586:59
2113.15:577:00
2213.15:557:01
2313.15:547:01
2413.25:537:02
2513.25:527:03
2613.25:507:04
2713.35:497:05
2813.35:487:06
2913.35:477:06
3013.45:467:07

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.47 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 5.8 kWh/m² in May across the year — April's 5.47 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.2Bright
25.3Bright
35.3Bright
45.3Bright
55.3Bright
65.3Bright
75.3Bright
85.4Bright
95.4Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.5Bright
165.5Bright
175.5Bright
185.5Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.6Bright
305.6Bright
Planning a trip in April

Hazard calendar for Gwangyang

In seasonPeak

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

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

Gwangyang's rainy season runs May–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 Gwangyang?

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

6.0
Sightseeing
5th-best month of the year
2.0
Beach & pool
7th-best month of the year

April is a reasonable time to visit Gwangyang for sightseeing.

What to pack for Gwangyang in April

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

In April, Gwangyang sees daytime highs around 18°C and nights near 9°C. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

Sea temperature near Gwangyang in April

The nearest coast averages about 13°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 36 km away) is warmest in August at about 26°C and coldest in February near 12°C.

It's comfortable for a long swim from Jun 20 to Oct 22 — about 4.1 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan13Bracing
Feb12Bracing
Mar12Bracing
Apr13Bracing
May16Cool
Jun20Cool
Jul23Refreshing
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov17Cool
Dec14Bracing

UV index in Gwangyang 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 Gwangyang peaks around August 20 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 20UV 9Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep9Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Gwangyang 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 Gwangyang is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 28 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1856 µg/m³Jul 2229 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb47Poor
Mar57Unhealthy
Apr49Poor
May42Poor
Jun38Poor
Jul28Moderate
Aug30Moderate
Sep37Poor
Oct40Poor
Nov44Poor
Dec39Poor
Location & terrain

Where is Gwangyang?

Gwangyang sits at 34.9°N, 127.7°E, 24 m above sea level, in South Korea. The nearest listed city is Kwangyang, 10 km away.

KuryeChinjuGoseong

Topography around Gwangyang

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

Within 3 km, the terrain around Gwangyang has significant variations in elevation — a maximum elevation change of 487 m around an average of 67 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,005 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,875 m.

The land around Gwangyang is covered by trees (43%) and artificial surfaces (32%) within 3 km, trees (48%) and water (23%) within 16 km, and trees (53%) and water (34%) within 80 km.

3 km
487 m
16 km
1,005 m
80 km
1,875 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Kwangyang 10 km · Hadong 15 km · Suncheon 19 km · Yeosu 20 km · Beolgyo 34 km · Kurye 36 km · Chinju 45 km · Goseong 57 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 Gwangyang (34.9414°, 127.6957°, elevation 24 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).