Gapyeong weather in August

In August, Gapyeong sees average daytime highs of 28°C and overnight lows near 21°C, with 283 mm of rain across 17 wet days and about 13.5 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 20% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 14 hours at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Gapyeong's 11th-clearest and 9th-windiest month. For the whole year in context, see Gapyeong's year-round climate.

Daytime high
28°
1st warmest
Overnight low
21°
12th coldest
Rainfall
283 mm
17 wet days
Daylight
13 h 30 min
5:50 AM – 7:18 PM
Cloud cover
68%
11th clearest
Wind
7 km/h
9th windiest
Solar energy
4.16 kWh/m²
Travel score
5.0
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical August day in Gapyeong reaches about 28°C in the afternoon and slips back to 21°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 32°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)
12922
22922
32922
42922
52922
62922
72922
82922
92922
102922
112922
122922
132922
142921
152821
162821
172821
182821
192821
202821
212820
222820
232820
242720
252720
262720
272719
282719
292719
302719
312719

How August really feels in Gapyeong

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.

Gapyeong weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°223.83.39.70.0
Feb / -5°284.52.910.50.2
Mar10° / -0°446.62.511.72.5
Apr17° / 808.10.212.95.6
May22° / 11°1078.70146.9
Jun26° / 17°13210.1014.66.5
Jul28° / 21°33918.1014.44.9
Aug28° / 21°28317013.55.0
Sep24° / 15°1338.6012.36.9
Oct19° / 565.70116.7
Nov10° / 5070.8102.7
Dec / -5°265.139.40.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 20% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 16% of August, with mostly cloudy or overcast conditions the remaining 64%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23466
33466
43565
53664
63664
73664
83664
93763
103763
113763
123763
133664
143565
153565
163565
173565
183565
193565
203565
213565
223565
233565
243664
253664
263763
273763
283862
293961
303961
314159

Chance of precipitation in August

Any precipitation

Gapyeong gets around 283 mm of rain over 17 wet days in August. 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 61% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
161
261
360
460
560
659
759
858
958
1057
1157
1256
1356
1455
1555
1654
1754
1854
1954
2053
2153
2252
2352
2451
2550
2650
2749
2848
2947
3046
3145

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 46% of days. Sticky, muggy-or-worse air turns up on roughly 81% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101422667
201421677
301421677
401421677
501422667
601422667
701523647
801524646
901625626
1001626616
1101728586
1202829565
1302831545
1402932534
15021034504
16021135484
17031236453
18031437433
19041538403
20041639382
21051839362
22151939342
23162139321
24172339301
25172438281
26182637271
27192836251
281112935231
292123134211
302133233201
312143331181

Wind in August

Winds average 7 km/h in August.

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

0246810151015202531
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
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 hours 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 66 minutes over August. Sunrise moves from 5:37 AM to 6:03 AM, and sunset from 7:35 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:377:35
213.95:387:34
313.95:387:33
413.95:397:32
513.95:407:31
613.85:417:30
713.85:427:29
813.85:437:28
913.75:447:27
1013.75:457:26
1113.75:457:24
1213.65:467:23
1313.65:477:22
1413.55:487:21
1513.55:497:20
1613.55:507:18
1713.45:517:17
1813.45:527:16
1913.45:537:14
2013.35:537:13
2113.35:547:12
2213.25:557:10
2313.25:567:09
2413.25:577:07
2513.15:587:06
2613.15:597:04
2713.16:007:03
2813.06:007:01
2913.06:017:00
3012.96:026:58
3112.96:036:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.16 kWh/m².

For context, solar energy here swings from a low near 2.34 kWh/m² to a high of 5.7 kWh/m² in May across the year — August's 4.16 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.1Bright
194.1Bright
204.1Bright
214.1Bright
224.1Bright
234.1Bright
244.1Bright
254.1Bright
264.1Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.1Bright
Planning a trip in August

Hazard calendar for Gapyeong

In seasonPeak

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

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

Gapyeong'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 August a good time to visit Gapyeong?

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

5.0
Sightseeing
6th-best month of the year
5.7
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Gapyeong for sightseeing.

What to pack for Gapyeong in August

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

In August, Gapyeong sees daytime highs around 28°C and nights near 21°C. Pack light clothes and rain gear. About 17 days see rain.

light clothesrain gear

UV index in Gapyeong in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Gapyeong peaks around August 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateAug 17UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May6High
Jun7Very high
Jul7Very high
Aug9Very high
Sep8Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Gapyeong 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 Gapyeong is worst in March — around 123 µg/m³ PM2.5 (unhealthy), and holds fairly steady the rest of the year.

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyMar 16121 µg/m³Aug 978 µg/m³
PM2.5 (µg/m³)Level
Jan106Unhealthy
Feb108Unhealthy
Mar123Unhealthy
Apr104Unhealthy
May96Unhealthy
Jun91Unhealthy
Jul79Unhealthy
Aug78Unhealthy
Sep97Unhealthy
Oct115Unhealthy
Nov118Unhealthy
Dec100Unhealthy
Location & terrain

Where is Gapyeong?

Gapyeong sits at 37.8°N, 127.5°E, 67 m above sea level, in South Korea. The nearest listed city is Chuncheon, 20 km away.

NamyangjuHwacheonHongch’ŏnWabuYangp'yŏngYangju

Topography around Gapyeong

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

Within 3 km, the terrain around Gapyeong has significant variations in elevation — a maximum elevation change of 365 m around an average of 125 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,213 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,466 m.

The land around Gapyeong is covered by trees (61%) within 3 km, trees (87%) within 16 km, and trees (73%) within 80 km.

3 km
365 m
16 km
1,213 m
80 km
1,466 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Chuncheon 20 km · Hwado 27 km · Namyangju 34 km · Hwacheon 35 km · Hongch’ŏn 36 km · Wabu 37 km · Yangp'yŏng 38 km · Yangju 39 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 Gapyeong (37.831°, 127.5106°, elevation 67 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). 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).