Changsu weather in June

In June, Changsu sees average daytime highs of 25°C and overnight lows near 16°C, with 155 mm of rain across 11.4 wet days and about 14.4 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 19% of the time in June, and the air most often feels comfortable.

Daylight stretches from about 14 h 12 min at the start of June to 14 h 24 min by month's end. Set against the rest of the year, June is Changsu's 11th-clearest and 12th-windiest month. For the whole year in context, see Changsu's year-round climate.

Daytime high
25°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
155 mm
11.4 wet days
Daylight
14 h 24 min
5:18 AM – 7:42 PM
Cloud cover
70%
11th clearest
Wind
7 km/h
12th windiest
Solar energy
5.36 kWh/m²
Travel score
6.3
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical June day in Changsu reaches about 25°C in the afternoon and slips back to 16°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 29°C. Set against its neighbours, June runs about 3°C warmer than May and about 2°C cooler than July.

10°15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12414
22414
32414
42515
52515
62515
72515
82515
92515
102516
112516
122516
132516
142516
152516
162517
172517
182617
192617
202617
212617
222617
232618
242618
252618
262618
272618
282618
292619
302619

How June really feels in Changsu

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.

Changsu weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°316.15.19.90.0
Feb / -4°395.63.210.70.3
Mar11° / 658.12.711.72.7
Apr17° / 898.40.412.95.6
May22° / 11°978.7013.96.9
Jun25° / 16°15511.4014.46.3
Jul27° / 21°25017.3014.25.0
Aug28° / 21°21116.7013.35.0
Sep24° / 16°1419.9012.26.7
Oct19° / 616.1011.16.8
Nov12° / 4870.510.13.3
Dec / -4°336.33.69.60.2

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 19% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 13% of June, with mostly cloudy or overcast conditions the remaining 68%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
14357
24258
34258
44159
54060
64060
73961
83862
93763
103763
113664
123664
133565
143565
153466
163367
173268
183070
193070
202971
212773
222773
232476
242476
252377
262278
272179
282179
292179
302080

Chance of precipitation in June

Any precipitation

Changsu gets around 155 mm of rain over 11.4 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 38% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
126
227
327
428
529
629
730
830
931
1032
1132
1233
1334
1435
1536
1637
1738
1839
1940
2042
2143
2245
2346
2448
2550
2651
2753
2854
2954
3055

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the comfortable band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
156321110
253341210
351351310
446371520
543391620
640401730
737421830
833432040
930442150
1027442350
1125452460
1222442670
1320442880
1418433091
15164132101
16144034111
17133836131
18113637141
19103438162
2093140182
2182940203
2272741224
2362441245
2452241266
2541941287
2631740309
27315393211
28313383412
29212373514
30210363715

Wind in June

Winds average 7 km/h in June, the calmest month.

Across June, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
298calm
308calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 12 min at the start of June to 14 h 24 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 5:21 AM to 5:21 AM, and sunset from 7:34 PM to 7:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.25:217:34
214.25:207:35
314.35:207:36
414.35:207:36
514.35:197:37
614.35:197:37
714.35:197:38
814.35:197:38
914.35:197:39
1014.45:187:40
1114.45:187:40
1214.45:187:40
1314.45:187:41
1414.45:187:41
1514.45:187:42
1614.45:187:42
1714.45:187:42
1814.45:187:43
1914.45:187:43
2014.45:197:43
2114.45:197:44
2214.45:197:44
2314.45:197:44
2414.45:197:44
2514.45:207:44
2614.45:207:45
2714.45:207:45
2814.45:217:45
2914.45:217:45
3014.45:217:45

Solar energy in June

Daily solar energy (kWh/m²)

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

For context, solar energy here swings from a low near 2.4 kWh/m² to a high of 5.83 kWh/m² in May across the year — June's 5.36 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.0Bright
25.9Bright
35.9Bright
45.9Bright
55.9Bright
65.9Bright
75.8Bright
85.8Bright
95.8Bright
105.7Bright
115.7Bright
125.7Bright
135.6Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.3Bright
195.2Bright
205.2Bright
215.1Bright
225.0Bright
234.9Bright
244.8Bright
254.7Bright
264.7Bright
274.6Bright
284.5Bright
294.5Bright
304.4Bright
Planning a trip in June

Hazard calendar for Changsu

In seasonPeak

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

Changsu's rainy season runs June–September, when most of the year's rain falls.

Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Changsu?

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

6.3
Sightseeing
4th-best month of the year
5.8
Beach & pool
1st-best month of the year

June is a reasonable time to visit Changsu for sightseeing.

What to pack for Changsu in June

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

In June, Changsu sees daytime highs around 25°C and nights near 16°C. Worth packing: light clothes, rain gear and sun protection. About 11 days see rain.

light clothesrain gearsun protection

UV index in Changsu in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Changsu peaks around August 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. 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 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 16UV 9Jan 1UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar6High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec2Moderate

Air quality in Changsu 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 Changsu is worst in March — around 69 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (July, 39 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1668 µg/m³Jul 2239 µg/m³
PM2.5 (µg/m³)Level
Jan57Unhealthy
Feb61Unhealthy
Mar69Unhealthy
Apr59Unhealthy
May52Poor
Jun49Poor
Jul39Poor
Aug40Poor
Sep51Poor
Oct58Unhealthy
Nov61Unhealthy
Dec54Poor
Location & terrain

Where is Changsu?

Changsu sits at 35.6°N, 127.5°E, 411 m above sea level, in South Korea. The nearest listed city is Jinan-gun, 18 km away.

JeonjuWanjuKuryeKinzanNamsa

Topography around Changsu

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

Within 3 km, the terrain around Changsu has significant variations in elevation — a maximum elevation change of 588 m around an average of 527 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,136 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Changsu is covered by trees (55%) and cropland (25%) within 3 km, trees (80%) within 16 km, and trees (74%) within 80 km.

3 km
588 m
16 km
1,136 m
80 km
1,879 m
treesgrasslandcroplandartificial surfaceswater
June weather nearby: Jinan-gun 18 km · Imsil 22 km · Nangen 29 km · Jeonju 38 km · Wanju 40 km · Kurye 49 km · Kinzan 51 km · Namsa 53 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 Changsu (35.6484°, 127.5152°, elevation 411 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. 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).