Gongju weather in June

In June, Gongju sees average daytime highs of 28°C and overnight lows near 18°C, with 126 mm of rain across 8.7 wet days and about 14.4 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 26% of the time in June, and the air most often feels humid.

Daylight stretches from about 14 h 18 min at the start of June to 14 h 30 min by month's end. Set against the rest of the year, June is Gongju's 10th-clearest and 11th-windiest month. For the whole year in context, see Gongju's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
18°
10th coldest
Rainfall
126 mm
8.7 wet days
Daylight
14 h 30 min
5:18 AM – 7:46 PM
Cloud cover
66%
10th clearest
Wind
8 km/h
11th windiest
Solar energy
5.65 kWh/m²
Travel score
6.4
out of 10

Gongju is City in South Chungcheong Province, South Korea.

Density
77/km²
people per km²

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical June day in Gongju reaches about 28°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 31°C. Set against its neighbours, June runs about 4°C warmer than May and about 2°C cooler than July.

10°15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
12715
22715
32716
42716
52716
62716
72717
82717
92817
102817
112817
122817
132818
142818
152818
162818
172818
182818
192819
202819
212819
222819
232819
242819
252820
262820
272820
282820
292820
302820

How June really feels in Gongju

Once humidity and wind are folded in, June 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

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Gongju weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°224.22.59.80.0
Feb / -3°304.31.610.60.6
Mar12° / 476.41.211.73.4
Apr18° / 797.30.112.96.3
May24° / 12°847.4013.97.3
Jun28° / 18°1268.7014.46.4
Jul29° / 22°26516.1014.24.5
Aug30° / 22°24215.2013.44.5
Sep26° / 17°1478.6012.26.9
Oct20° / 10°595011.17.3
Nov13° / 456.10.210.13.9
Dec / -3°244.61.99.60.4

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 26% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25050
34951
44852
54753
64852
74753
84555
94456
104456
114357
124357
134159
144159
154060
164060
173961
183961
193862
203763
213664
223565
233367
243367
253268
263169
272971
283070
292971
302872

Chance of precipitation in June

Any precipitation

Gongju gets around 126 mm of rain over 8.7 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 45% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
121
221
322
422
523
623
723
824
924
1024
1125
1225
1325
1426
1526
1627
1727
1828
1929
2030
2131
2233
2334
2436
2538
2640
2741
2843
2944
3045

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the humid band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
146351710
243361920
340362120
437362330
535372530
632372740
729372950
826363161
923363371
1021353681
1119343791
12163339111
13143240121
14133042141
15112942161
16102743182
1792643212
1882443232
1972242253
2072041284
2161840306
2251739327
2341538349
24413363611
25312343813
26311323916
2729304018
2828284120
2927264223
3017244325

Wind in June

Winds average 8 km/h in June.

Across June, 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.

051015151015202530
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
279calm
289calm
299calm
309calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 18 min at the start of June to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 12 minutes over June. Sunrise moves from 5:20 AM to 5:21 AM, and sunset from 7:38 PM to 7:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.35:207:38
214.35:207:39
314.35:197:39
414.35:197:40
514.45:197:41
614.45:197:41
714.45:187:42
814.45:187:42
914.45:187:43
1014.45:187:43
1114.45:187:44
1214.45:187:44
1314.55:187:45
1414.55:187:45
1514.55:187:46
1614.55:187:46
1714.55:187:46
1814.55:187:47
1914.55:187:47
2014.55:187:47
2114.55:187:47
2214.55:187:48
2314.55:187:48
2414.55:197:48
2514.55:197:48
2614.55:197:48
2714.55:207:49
2814.55:207:49
2914.55:207:49
3014.55:217:49

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.65 kWh/m².

For context, solar energy here swings from a low near 2.25 kWh/m² to a high of 5.91 kWh/m² in May across the year — June's 5.65 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.1Intense
76.0Intense
86.0Intense
96.0Bright
106.0Bright
115.9Bright
125.9Bright
135.9Bright
145.8Bright
155.8Bright
165.7Bright
175.7Bright
185.6Bright
195.5Bright
205.5Bright
215.4Bright
225.3Bright
235.2Bright
245.1Bright
255.1Bright
265.0Bright
274.9Bright
284.8Bright
294.8Bright
304.7Bright
Planning a trip in June

Hazard calendar for Gongju

In seasonPeak

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

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

Gongju'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 June a good time to visit Gongju?

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

6.4
Sightseeing
4th-best month of the year
6.7
Beach & pool
1st-best month of the year

June is a reasonable time to visit Gongju for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Gongju in June

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

In June, Gongju sees daytime highs around 28°C and nights near 18°C. Pack light clothes. Worth having: rain gear and sun protection. About 9 days see rain.

light clothesrain gearsun protection

Sea temperature near Gongju in June

The nearest coast averages about 19°C in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 58 km away) is warmest in August at about 26°C and coldest in February near 5°C.

It's comfortable for a long swim from Jun 26 to Oct 10 — about 3.5 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb5Bracing
Mar6Bracing
Apr9Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov15Bracing
Dec11Bracing

UV index in Gongju in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Gongju peaks around August 14 at about 8 (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 highHighModerateAug 14UV 8Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5Moderate
Apr6High
May7High
Jun7Very high
Jul8Very high
Aug8Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Gongju in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Gongju is worst in March — around 92 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 46 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1391 µg/m³Jul 2246 µg/m³
PM2.5 (µg/m³)Level
Jan83Unhealthy
Feb85Unhealthy
Mar92Unhealthy
Apr75Unhealthy
May62Unhealthy
Jun57Unhealthy
Jul46Poor
Aug47Poor
Sep61Unhealthy
Oct74Unhealthy
Nov79Unhealthy
Dec73Unhealthy
Location & terrain

Where is Gongju?

Gongju sits at 36.5°N, 127.1°E, 23 m above sea level, in South Korea. The nearest listed city is Sejong, 21 km away.

YesanYŏnmuAsanCheongju-si

Topography around Gongju

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

Within 3 km, the terrain around Gongju has significant variations in elevation — a maximum elevation change of 303 m around an average of 66 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 820 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,213 m.

The land around Gongju is covered by trees (53%) and artificial surfaces (22%) within 3 km, trees (68%) within 16 km, and trees (55%) and cropland (24%) within 80 km.

3 km
303 m
16 km
820 m
80 km
1,213 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: Sejong 21 km · Daejeon 26 km · Buyeo 28 km · Nonsan 28 km · Yesan 35 km · Yŏnmu 36 km · Asan 38 km · Cheongju-si 38 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 Gongju (36.4556°, 127.1247°, elevation 23 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).