Anseong weather in August

In August, Anseong sees average daytime highs of 30°C and overnight lows near 22°C, with 247 mm of rain across 15.3 wet days and about 13.4 hours of daylight. It is the 1st-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 30°C in the first days to 28°C by the end. The sky is clear or mostly clear about 24% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 54 min at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Anseong's 11th-clearest and 9th-windiest month. For the whole year in context, see Anseong's year-round climate.

Daytime high
30°
1st warmest
Overnight low
22°
12th coldest
Rainfall
247 mm
15.3 wet days
Daylight
13 h 24 min
5:52 AM – 7:18 PM
Cloud cover
66%
11th clearest
Wind
8 km/h
9th windiest
Solar energy
4.32 kWh/m²
Travel score
4.6
out of 10

Anseong is city in South Korea.

Density
125/km²
people per km²
Founded
1913

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 30°C in the first days to 28°C by the end.

A typical August day in Anseong reaches about 30°C in the afternoon and slips back to 22°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 33°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)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163022
173022
182922
192922
202922
212922
222922
232921
242921
252921
262821
272821
282820
292820
302820
312820

How August really feels in Anseong

Once humidity and wind are folded in, August averages 19 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
19
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Anseong 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 / -6°234.22.59.70.0
Feb / -4°294.21.710.60.4
Mar11° / 456.41.411.73.2
Apr18° / 767.30.112.96.3
May24° / 12°917.70147.2
Jun28° / 18°1278.5014.56.5
Jul29° / 22°27816.7014.34.5
Aug30° / 22°24715.3013.44.6
Sep26° / 17°1328.1012.37.0
Oct20° / 585.30117.2
Nov12° / 476.80.3103.6
Dec / -4°245.21.99.50.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 59%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24258
34258
44357
54258
64258
74357
84357
94258
104357
114258
124258
134159
144159
154060
164060
174159
184060
194060
204060
214060
223961
233961
244060
254060
264060
274159
284159
294258
304258
314357

Chance of precipitation in August

Any precipitation

Anseong gets around 247 mm of rain over 15.3 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 48% 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
751
851
951
1050
1150
1250
1350
1449
1549
1649
1749
1848
1948
2048
2148
2248
2347
2447
2546
2646
2745
2844
2943
3042
3141

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 47% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1001165726
2002165626
3002165527
4002165527
5002165527
6002165527
7002175526
8002185525
9003195424
10003205423
11003215422
12003225421
13003245419
14014255218
15014275216
16014295115
17015315014
18015324813
19016344712
20027354611
2102836449
2202938438
23021039427
24031239397
25031340386
26041540365
27041740344
28051940324
29162140303
30172339283
31172538262

Wind in August

Winds average 8 km/h in August.

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

051015151015202531
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
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 54 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 60 minutes over August. Sunrise moves from 5:39 AM to 6:05 AM, and sunset from 7:34 PM to 6:57 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:397:34
213.95:407:34
313.95:417:33
413.85:427:32
513.85:437:31
613.85:447:30
713.75:447:28
813.75:457:27
913.75:467:26
1013.65:477:25
1113.65:487:24
1213.65:497:23
1313.55:507:22
1413.55:507:20
1513.55:517:19
1613.45:527:18
1713.45:537:17
1813.45:547:15
1913.35:557:14
2013.35:567:13
2113.25:567:11
2213.25:577:10
2313.25:587:09
2413.15:597:07
2513.16:007:06
2613.16:017:04
2713.06:017:03
2813.06:027:01
2912.96:037:00
3012.96:046:59
3112.96:056:57

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.32 kWh/m².

For context, solar energy here swings from a low near 2.32 kWh/m² to a high of 5.85 kWh/m² in May across the year — August's 4.32 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.5Bright
24.5Bright
34.5Bright
44.5Bright
54.5Bright
64.5Bright
74.5Bright
84.5Bright
94.5Bright
104.4Bright
114.4Bright
124.4Bright
134.4Bright
144.4Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
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 Anseong

In seasonPeak

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

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

Anseong'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 Anseong?

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

4.6
Sightseeing
6th-best month of the year
6.0
Beach & pool
3rd-best month of the year

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

What to pack for Anseong in August

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

In August, Anseong sees daytime highs around 30°C and nights near 22°C. Pack light clothes and rain gear. About 15 days see rain.

light clothesrain gear

Sea temperature near Anseong in August

The nearest coast averages about 23°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 59 km away) is warmest in August at about 23°C and coldest in February near 4°C.

It's comfortable for a long swim from Jul 12 to Oct 14 — about 3.1 months when the water holds above 20°C.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan6Bracing
Feb4Bracing
Mar5Bracing
Apr8Bracing
May12Bracing
Jun16Cool
Jul21Refreshing
Aug23Refreshing
Sep23Refreshing
Oct20Cool
Nov15Cool
Dec10Bracing

UV index in Anseong 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 Anseong peaks around August 11 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateAug 11UV 8Dec 23UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May6High
Jun7High
Jul8Very high
Aug8Very high
Sep7Very high
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Anseong 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 Anseong is worst in March — around 80 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (July, 45 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyMar 1479 µg/m³Jul 2345 µg/m³
PM2.5 (µg/m³)Level
Jan69Unhealthy
Feb72Unhealthy
Mar80Unhealthy
Apr65Unhealthy
May58Unhealthy
Jun54Poor
Jul45Poor
Aug45Poor
Sep56Unhealthy
Oct67Unhealthy
Nov72Unhealthy
Dec65Unhealthy
Location & terrain

Where is Anseong?

Anseong sits at 37.0°N, 127.3°E, 37 m above sea level, in South Korea. The nearest listed city is Pyeongtaek, 16 km away.

AsanJungpyong

Topography around Anseong

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

Within 3 km, the terrain around Anseong has significant variations in elevation — a maximum elevation change of 253 m around an average of 52 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 560 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,236 m.

The land around Anseong is covered by cropland (40%), artificial surfaces (28%) and trees (27%) within 3 km, trees (55%) and cropland (25%) within 16 km, and trees (59%) within 80 km.

3 km
253 m
16 km
560 m
80 km
1,236 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Pyeongtaek 16 km · Seonghwan 16 km · Chinch'ŏn 23 km · Osan 24 km · Cheonan 25 km · Icheon-si 34 km · Asan 35 km · Jungpyong 37 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 Anseong (37.0108°, 127.2703°, 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).