Gwangju weather in July

In July, Gwangju sees average daytime highs of 29°C and overnight lows near 22°C, with 255 mm of rain across 17.1 wet days and about 14.1 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 28°C in the first days to 31°C by the end. The sky is clear or mostly clear about 15% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 14 h 18 min at the start of July to 13 h 48 min by month's end. Set against the rest of the year, July is Gwangju's 12th-clearest and 8th-windiest month. For the whole year in context, see Gwangju's year-round climate.

Daytime high
29°
2nd warmest
Overnight low
22°
11th coldest
Rainfall
255 mm
17.1 wet days
Daylight
14 h 12 min
5:33 AM – 7:43 PM
Cloud cover
75%
12th clearest
Wind
8 km/h
8th windiest
Solar energy
4.62 kWh/m²
Travel score
4.4
out of 10

Gwangju is metropolitan city in South Korea.

Air quality
Elevated
PM2.5 18 µg/m³ · 2020
Density
2,796/km²
people per km²
Founded
1986

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

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 28°C in the first days to 31°C by the end.

A typical July day in Gwangju reaches about 29°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 32°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12720
22820
32820
42820
52821
62821
72821
82821
92821
102821
112821
122922
132922
142922
152922
162922
172922
182922
193022
203022
213023
223023
233023
243023
253023
263023
273123
283123
293123
303123
313123

How July really feels in Gwangju

Once humidity and wind are folded in, July averages 15 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
15
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Gwangju weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°295.23.19.90.0
Feb / -2°355.21.310.71.1
Mar13° / 637.60.911.73.7
Apr19° / 887.8012.96.3
May24° / 12°998.2013.87.1
Jun27° / 17°16410.4014.36.1
Jul29° / 22°25517.1014.14.4
Aug30° / 22°22615.5013.34.4
Sep26° / 17°1389.5012.26.6
Oct21° / 575011.17.4
Nov14° / 466.20.210.24.5
Dec / -2°305.11.89.71.1

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 15% of the time in July, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of July, with mostly cloudy or overcast conditions the remaining 74%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11882
21783
31783
41783
51783
61981
71981
82179
92179
102278
112278
122377
132377
142476
152575
162575
172773
182773
192773
202971
212971
223169
233169
243268
253466
263466
273466
283763
293763
303862
313862

Chance of precipitation in July

Any precipitation

Gwangju gets around 255 mm of rain over 17.1 wet days in July, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 54% and peaks near 59% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
154
255
356
457
558
659
759
859
959
1059
1158
1258
1357
1456
1555
1655
1754
1853
1952
2052
2151
2251
2350
2450
2550
2650
2750
2850
2950
3050
3151

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the oppressive band about 52% of days. Sticky, muggy-or-worse air turns up on roughly 92% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
132341312
222142332
321942352
411742372
511542393
611342413
711242423
811141444
91941454
101841464
110840475
121739495
131637506
141536517
151434547
161432558
171331569
1813295710
1913275811
2012256012
2112236113
2212226015
2312206116
2411186317
2511176219
2611166220
2711156221
2811146123
2901136224
3001136224
3101136125

Wind in July

Winds average 8 km/h in July.

Across July, daily wind ranges from about 8 km/h on the calmest days to 9 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 14 h 18 min at the start of July to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over July. Sunrise moves from 5:25 AM to 5:44 AM, and sunset from 7:46 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:257:46
214.35:267:46
314.35:267:46
414.35:277:46
514.35:277:46
614.35:287:45
714.35:287:45
814.35:297:45
914.35:297:45
1014.25:307:45
1114.25:307:44
1214.25:317:44
1314.25:327:44
1414.25:327:43
1514.25:337:43
1614.25:337:43
1714.15:347:42
1814.15:357:42
1914.15:357:41
2014.15:367:41
2114.15:377:40
2214.05:377:39
2314.05:387:39
2414.05:397:38
2514.05:407:37
2613.95:407:37
2713.95:417:36
2813.95:427:35
2913.95:427:35
3013.85:437:34
3113.85:447:33

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 4.62 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 5.82 kWh/m² in May across the year — July's 4.62 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.5Bright
134.5Bright
144.5Bright
154.6Bright
164.6Bright
174.7Bright
184.7Bright
194.7Bright
204.8Bright
214.8Bright
224.8Bright
234.9Bright
244.9Bright
254.9Bright
265.0Bright
275.0Bright
285.0Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in July

Hazard calendar for Gwangju

In seasonPeak

In July, Gwangju sits inside its pacific typhoon and rainy season season. The full year is below, with each hazard's peak months called out.

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

Gwangju'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 July a good time to visit Gwangju?

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

4.4
Sightseeing
7th-best month of the year
5.6
Beach & pool
5th-best month of the year

July is a reasonable time to visit Gwangju for sightseeing.

What to pack for Gwangju in July

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

In July, Gwangju sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 17 days see rain.

light clothesrain gearsun protection

Sea temperature near Gwangju in July

The nearest coast averages about 23°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 55 km away) is warmest in August at about 25°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 26 to Oct 11 — about 3.6 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan8Bracing
Feb6Bracing
Mar7Bracing
Apr10Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug25Warm
Sep23Refreshing
Oct19Cool
Nov15Cool
Dec11Bracing

UV index in Gwangju in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gwangju peaks around July 12 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 highModerateJul 12UV 8Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug7Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Gwangju in July

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Gwangju is worst in March — around 27 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (August, 13 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Gwangju's WHO annual average of 18 µg/m³.

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1927 µg/m³Aug 1113 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb21Moderate
Mar27Moderate
Apr24Moderate
May20Moderate
Jun17Moderate
Jul13Moderate
Aug13Moderate
Sep15Moderate
Oct16Moderate
Nov17Moderate
Dec15Moderate
Location & terrain

Where is Gwangju?

Gwangju sits at 35.2°N, 126.9°E, 47 m above sea level, in South Korea. The nearest listed city is Masan, 8.0 km away.

Koch'angYeonggwangMuan

Topography around Gwangju

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

Within 3 km, the terrain around Gwangju has significant variations in elevation — a maximum elevation change of 345 m around an average of 69 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,170 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,875 m.

The land around Gwangju is covered by artificial surfaces (78%) and trees (20%) within 3 km, trees (54%), cropland (21%) and artificial surfaces (21%) within 16 km, and trees (52%), cropland (22%) and water (21%) within 80 km.

3 km
345 m
16 km
1,170 m
80 km
1,875 m
treesgrasslandcroplandartificial surfacesbare terrainwater
July weather nearby: Masan 8.0 km · Hwasun 12 km · Damyang 19 km · Jangseong 20 km · Naju 23 km · Koch'ang 37 km · Yeonggwang 39 km · Muan 44 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 Gwangju (35.1547°, 126.9156°, elevation 47 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).