Sunan weather in June

In June, Sunan sees average daytime highs of 27°C and overnight lows near 17°C, with 117 mm of rain across 10.3 wet days and about 14.7 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 25°C in the first days to 27°C by the end. The sky is clear or mostly clear about 29% of the time in June, and the air most often feels humid.

Daylight stretches from about 14 h 30 min at the start of June to 14 h 42 min by month's end. Set against the rest of the year, June is Sunan's 10th-clearest and 11th-windiest month. For the whole year in context, see Sunan's year-round climate.

Daytime high
27°
3rd warmest
Overnight low
17°
10th coldest
Rainfall
117 mm
10.3 wet days
Daylight
14 h 42 min
5:15 AM – 8:00 PM
Cloud cover
61%
10th clearest
Wind
8 km/h
11th windiest
Solar energy
5.63 kWh/m²
Travel score
6.5
out of 10

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 25°C in the first days to 27°C by the end.

A typical June day in Sunan reaches about 27°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 30°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)
12515
22515
32615
42615
52615
62616
72616
82616
92616
102616
112617
122617
132717
142717
152717
162717
172718
182718
192718
202718
212718
222718
232719
242719
252719
262719
272719
282719
292819
302820

How June really feels in Sunan

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.

Sunan 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-1° / -10°1332.89.60.0
Feb / -6°213.72.410.50.0
Mar / -1°2951.411.72.2
Apr17° / 576.70.2135.8
May23° / 12°1018.2014.17.1
Jun27° / 17°11710.3014.76.5
Jul28° / 21°29416.4014.54.9
Aug29° / 21°24414013.55.1
Sep25° / 16°1006.9012.37.3
Oct19° / 506.20116.6
Nov / 517.40.89.92.2
Dec / -7°255.53.39.30.0

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 16% of June, with mostly cloudy or overcast conditions the remaining 54%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15347
25248
35248
45149
55149
65050
75050
85050
94951
104852
114852
124753
134753
144654
154654
164555
174654
184555
194456
204456
214357
224258
234159
244159
254159
264060
274060
284060
294060
304060

Chance of precipitation in June

Any precipitation

Sunan gets around 117 mm of rain over 10.3 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 34% and peaks near 44% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
124
225
325
425
526
627
727
828
928
1029
1130
1231
1332
1433
1533
1634
1735
1835
1936
2037
2138
2240
2341
2441
2542
2643
2743
2843
2944
3044

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 36% of days. Sticky, muggy-or-worse air turns up on roughly 27% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
140401910
237402110
334402420
431402620
528402930
625393230
723393440
820383750
918374060
1015354270
1113344490
12123246110
13103047130
1492848160
1582648180
1672448210
1762247240
1852046280
1941845311
2041644351
2131542382
2231340423
2321137454
2421035485
252932516
261830538
2717275510
2816255711
2916225813
3016205815

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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
259calm
269calm
279calm
289calm
299calm
309calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 14 h 30 min at the start of June to 14 h 42 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 5:18 AM to 5:18 AM, and sunset from 7:51 PM to 8:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:187:51
214.65:187:52
314.65:187:53
414.65:177:53
514.65:177:54
614.65:177:55
714.65:167:55
814.75:167:56
914.75:167:56
1014.75:167:57
1114.75:167:57
1214.75:157:58
1314.75:157:58
1414.75:157:59
1514.75:157:59
1614.75:158:00
1714.75:158:00
1814.85:158:00
1914.85:158:01
2014.85:168:01
2114.85:168:01
2214.85:168:02
2314.85:168:02
2414.85:168:02
2514.85:178:02
2614.85:178:02
2714.85:178:02
2814.75:188:02
2914.75:188:02
3014.75:188:02

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 5.63 kWh/m².

For context, solar energy here swings from a low near 2.2 kWh/m² to a high of 5.77 kWh/m² in May across the year — June's 5.63 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.1Intense
26.0Intense
36.0Intense
46.0Intense
56.0Intense
66.0Bright
76.0Bright
85.9Bright
95.9Bright
105.9Bright
115.8Bright
125.8Bright
135.8Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.5Bright
205.5Bright
215.4Bright
225.4Bright
235.3Bright
245.3Bright
255.2Bright
265.2Bright
275.2Bright
285.1Bright
295.1Bright
305.0Bright
Planning a trip in June

Hazard calendar for Sunan

In seasonPeak

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

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

Sunan's rainy season runs July–August, 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 Sunan?

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

6.5
Sightseeing
4th-best month of the year
6.4
Beach & pool
2nd-best month of the year

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

What to pack for Sunan in June

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

In June, Sunan sees daytime highs around 27°C and nights near 17°C. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

Sea temperature near Sunan in June

The nearest coast averages about 18°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 33 km away) is warmest in August at about 25°C and coldest in February near -0°C.

It's comfortable for a long swim from Jul 3 to Oct 2 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan2Bracing
Feb0Bracing
Mar2Bracing
Apr7Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug25Warm
Sep23Refreshing
Oct18Cool
Nov12Bracing
Dec6Bracing

UV index in Sunan in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Sunan peaks around August 16 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near December 20 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highModerateLowAug 16UV 7Dec 20UV 2
UV index (midday)Level
Jan2Low
Feb2Moderate
Mar3Moderate
Apr6High
May7High
Jun6High
Jul7High
Aug8Very high
Sep7High
Oct4Moderate
Nov2Moderate
Dec2Low

Air quality in Sunan 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 Sunan is worst in January — around 201 µg/m³ PM2.5 (very unhealthy), about 2.0× the cleanest month (July, 102 µg/m³).

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

0306090120150180210JanFebMarAprMayJunJulAugSepOctNovDecVery unhealthyUnhealthyVery unhealthyJan 15198 µg/m³Jul 21103 µg/m³
PM2.5 (µg/m³)Level
Jan201Very unhealthy
Feb171Very unhealthy
Mar180Very unhealthy
Apr150Unhealthy
May132Unhealthy
Jun124Unhealthy
Jul102Unhealthy
Aug107Unhealthy
Sep152Very unhealthy
Oct182Very unhealthy
Nov195Very unhealthy
Dec181Very unhealthy
Location & terrain

Where is Sunan?

Sunan sits at 39.2°N, 125.7°E, 37 m above sea level, in North Korea. The nearest listed city is P’yŏngsŏng, 16 km away.

Sŭngho 1-tong

Topography around Sunan

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

Within 3 km, the terrain around Sunan has only modest variations in elevation — a maximum elevation change of 72 m around an average of 33 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 546 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,229 m.

The land around Sunan is covered by cropland (68%) within 3 km, cropland (52%) and trees (35%) within 16 km, and cropland (38%), trees (34%) and water (20%) within 80 km.

3 km
72 m
16 km
546 m
80 km
1,229 m
treesgrasslandcroplandartificial surfacesbare terrainwater
June weather nearby: P’yŏngsŏng 16 km · Pyongyang 20 km · Man’gyŏngdae-ri 24 km · Ch’ŏsal-li 27 km · Paek'ak 30 km · Kangsŏn 31 km · Sunch’ŏn 33 km · Sŭngho 1-tong 34 km

North Korea travel facts

Travel advisory
Level 4
Do Not Travel
Power plugs
Type C / F
220 V · 50 Hz
Safe drinking water
67%
of population, 2023
Road deaths
24.2
per 100k/yr, 2019
Income group
Low
World Bank

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 Sunan (39.2032°, 125.6931°, elevation 37 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).