Wŏnsan weather in August

In August, Wŏnsan sees average daytime highs of 26°C and overnight lows near 22°C, with 255 mm of rain across 15.5 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 26°C in the first days to 24°C by the end. The sky is clear or mostly clear about 26% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 14 h 06 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Wŏnsan's 11th-clearest and 12th-windiest month. For the whole year in context, see Wŏnsan's year-round climate.

Daytime high
26°
1st warmest
Overnight low
22°
12th coldest
Rainfall
255 mm
15.5 wet days
Daylight
13 h 30 min
5:48 AM – 7:21 PM
Cloud cover
66%
11th clearest
Wind
10 km/h
12th windiest
Solar energy
4.25 kWh/m²
Travel score
5.8
out of 10

Wŏnsan is port city and naval base located in Kangwŏn Province, North Korea.

Founded
1800

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 26°C in the first days to 24°C by the end.

A typical August day in Wŏnsan reaches about 26°C in the afternoon and slips back to 22°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 29°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12623
22623
32623
42623
52623
62623
72623
82623
92623
102623
112623
122622
132622
142622
152622
162622
172622
182622
192622
202522
212522
222521
232521
242521
252521
262521
272521
282521
292420
302420
312420

How August really feels in Wŏnsan

Once humidity and wind are folded in, August 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

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

Wŏnsan weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -5°365.24.79.60.0
Feb / -4°334.73.910.50.0
Mar / 426.43.611.71.1
Apr13° / 657.20.8133.9
May18° / 12°1048.3014.16.2
Jun22° / 17°11610014.76.5
Jul25° / 21°25314.6014.56.0
Aug26° / 22°25515.5013.55.8
Sep22° / 18°1519.9012.36.7
Oct17° / 11°777.90115.9
Nov10° / 848.11.29.92.4
Dec / -2°425.23.29.30.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

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

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13565
23565
33763
43763
53763
63763
73763
83763
93763
103862
113862
123862
133862
143862
153961
164060
174060
184060
194060
204159
214060
224159
234159
244258
254357
264357
274357
284456
294456
304456
314555

Chance of precipitation in August

Any precipitation

Wŏnsan gets around 255 mm of rain over 15.5 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 49% and peaks near 51% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
151
251
351
451
551
651
750
850
950
1050
1150
1250
1350
1450
1550
1650
1750
1850
1950
2050
2150
2250
2349
2449
2548
2648
2747
2846
2945
3044
3142

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
100528589
200428599
3004275910
4004275910
5014275810
6014285710
7014285710
8014295610
901430569
1001431559
1101532539
1201633528
1301635517
1401737497
1501838476
1601940455
17011042424
18021143404
19021344373
20021445353
21031646332
22031747312
23041947291
24152047271
25152247251
26162347230
27162546210
28172645200
29182845180
30192943170
312103142150

Wind in August

Winds average 10 km/h in August, the calmest month.

Across August, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 06 min at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 72 minutes over August. Sunrise moves from 5:34 AM to 6:02 AM, and sunset from 7:38 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.15:347:38
214.05:357:37
314.05:367:36
414.05:377:35
513.95:387:34
613.95:397:33
713.95:407:32
813.85:407:31
913.85:417:30
1013.85:427:28
1113.75:437:27
1213.75:447:26
1313.75:457:25
1413.65:467:23
1513.65:477:22
1613.55:487:21
1713.55:497:19
1813.55:507:18
1913.45:517:17
2013.45:527:15
2113.35:537:14
2213.35:547:12
2313.35:557:11
2413.25:557:09
2513.25:567:08
2613.15:577:06
2713.15:587:05
2813.15:597:03
2913.06:007:02
3013.06:017:00
3112.96:026:58

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.25 kWh/m².

For context, solar energy here swings from a low near 2.23 kWh/m² to a high of 5.77 kWh/m² in May across the year — August's 4.25 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.3Bright
54.3Bright
64.3Bright
74.3Bright
84.3Bright
94.3Bright
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.2Bright
174.2Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.2Bright
314.2Bright
Planning a trip in August

Hazard calendar for Wŏnsan

In seasonPeak

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

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

Wŏnsan'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 August a good time to visit Wŏnsan?

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

5.8
Sightseeing
6th-best month of the year
5.5
Beach & pool
1st-best month of the year

August is a reasonable time to visit Wŏnsan for sightseeing.

What to pack for Wŏnsan in August

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

In August, Wŏnsan sees daytime highs around 26°C and nights near 22°C. Pack rain gear. Worth having: light clothes. About 16 days see rain.

rain gearlight clothes

Sea temperature near Wŏnsan in August

The nearest coast averages about 24°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in August at about 24°C and coldest in February near 4°C.

It's comfortable for a long swim from Jul 1 to Sep 30 — about 3 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan5Bracing
Feb4Bracing
Mar5Bracing
Apr8Bracing
May13Bracing
Jun18Cool
Jul22Refreshing
Aug24Warm
Sep22Refreshing
Oct18Cool
Nov13Bracing
Dec9Bracing

UV index in Wŏnsan in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Wŏnsan peaks around August 18 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighHighVery highHighModerateLowAug 18UV 8Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar3Moderate
Apr6High
May6High
Jun7Very high
Jul6High
Aug8Very high
Sep7High
Oct5Moderate
Nov2Moderate
Dec2Low

Air quality in Wŏnsan in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Wŏnsan is worst in March — around 67 µg/m³ PM2.5 (unhealthy), about 2.4× the cleanest month (July, 28 µg/m³).

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

020406080JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorMar 1467 µg/m³Jul 2428 µg/m³
PM2.5 (µg/m³)Level
Jan66Unhealthy
Feb63Unhealthy
Mar67Unhealthy
Apr59Unhealthy
May47Poor
Jun36Poor
Jul28Moderate
Aug28Moderate
Sep34Moderate
Oct49Poor
Nov53Poor
Dec52Poor
Location & terrain

Where is Wŏnsan?

Wŏnsan sits at 39.2°N, 127.4°E, 7 m above sea level, in North Korea. The nearest listed city is Anbyŏn-ŭp, 14 km away.

KosanKowŏn-ŭpT’ongch’ŏn-ŭpHoeyangHŭngnamHamhŭngSamho-rodongjagu

Topography around Wŏnsan

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

Within 3 km, the terrain around Wŏnsan has significant variations in elevation — a maximum elevation change of 323 m around an average of 43 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,086 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,626 m.

The land around Wŏnsan is covered by artificial surfaces (38%), trees (26%) and water (24%) within 3 km, water (35%), trees (32%) and cropland (23%) within 16 km, and trees (54%) and water (25%) within 80 km.

3 km
323 m
16 km
1,086 m
80 km
1,626 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Anbyŏn-ŭp 14 km · Kosan 33 km · Kowŏn-ŭp 36 km · T’ongch’ŏn-ŭp 45 km · Hoeyang 51 km · Hŭngnam 78 km · Hamhŭng 85 km · Samho-rodongjagu 96 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 Wŏnsan (39.1528°, 127.4436°, elevation 7 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).