Hongch’ŏn weather in August

In August, Hongch’ŏn sees average daytime highs of 27°C and overnight lows near 20°C, with 230 mm of rain across 15.6 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 28°C in the first days to 26°C by the end. The sky is clear or mostly clear about 22% 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 Hongch’ŏn's 11th-clearest and 9th-windiest month. For the whole year in context, see Hongch’ŏn's year-round climate.

Daytime high
27°
1st warmest
Overnight low
20°
12th coldest
Rainfall
230 mm
15.6 wet days
Daylight
13 h 30 min
5:49 AM – 7:17 PM
Cloud cover
67%
11th clearest
Wind
7 km/h
9th windiest
Solar energy
4.08 kWh/m²
Travel score
5.4
out of 10

Hongch’ŏn is human settlement in South Korea.

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 28°C in the first days to 26°C by the end.

A typical August day in Hongch’ŏn reaches about 27°C in the afternoon and slips back to 20°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 31°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12821
22821
32821
42821
52821
62821
72821
82821
92821
102821
112821
122821
132821
142821
152821
162821
172820
182720
192720
202720
212720
222720
232719
242719
252719
262619
272619
282619
292618
302618
312618

How August really feels in Hongch’ŏn

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.

Hongch’ŏn 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 / -9°234.33.89.70.0
Feb / -6°304.83.610.50.1
Mar10° / -1°477.53.111.72.2
Apr16° / 818.30.512.95.4
May21° / 11°978.30146.9
Jun25° / 16°1139.7014.66.7
Jul27° / 20°30317.4014.35.2
Aug27° / 20°23015.6013.55.4
Sep24° / 15°1238.3012.37.0
Oct18° / 535.60116.5
Nov10° / 477.61.1102.5
Dec / -6°285.73.99.40.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 22% 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 63%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13268
23466
33565
43664
53763
63763
73862
83961
93961
103862
113862
123862
133862
143763
153664
163664
173664
183664
193664
203664
213664
223664
233664
243763
253763
263763
273961
283961
294060
304159
314258

Chance of precipitation in August

Any precipitation

Hongch’ŏn gets around 230 mm of rain over 15.6 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 50% and peaks near 55% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
155
255
354
454
553
653
752
852
952
1051
1151
1251
1351
1451
1551
1651
1751
1851
1951
2050
2150
2250
2349
2448
2548
2647
2746
2845
2944
3043
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 38% of days. Sticky, muggy-or-worse air turns up on roughly 73% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
101930591
201929601
301928611
401928611
501928611
6011028601
7011029591
8011129581
9021230551
10021231541
11021333511
12021434491
13021536461
14021637431
15031838411
16031939381
17042040351
18042241321
19052341301
20152441271
21162641251
22172741230
23182940210
24193040190
252113139180
262123237160
272143336150
283153434140
293173532120
303183631110
314203629100

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 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
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 5:36 AM to 6:02 AM, and sunset from 7:33 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:367:33
213.95:367:33
313.95:377:32
413.95:387:31
513.85:397:29
613.85:407:28
713.85:417:27
813.75:427:26
913.75:427:25
1013.75:437:24
1113.65:447:23
1213.65:457:22
1313.65:467:20
1413.55:477:19
1513.55:487:18
1613.55:497:17
1713.45:497:15
1813.45:507:14
1913.45:517:13
2013.35:527:11
2113.35:537:10
2213.25:547:08
2313.25:557:07
2413.25:567:06
2513.15:577:04
2613.15:577:03
2713.05:587:01
2813.05:597:00
2913.06:006:58
3012.96:016:57
3112.96:026:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.08 kWh/m².

For context, solar energy here swings from a low near 2.36 kWh/m² to a high of 5.71 kWh/m² in May across the year — August's 4.08 kWh/m² falls in the middle.

012345151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.2Bright
34.2Bright
44.2Bright
54.2Bright
64.2Bright
74.2Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.1Bright
134.1Bright
144.1Bright
154.1Bright
164.1Bright
174.1Bright
184.1Bright
194.0Bright
204.0Bright
214.0Bright
224.0Bright
234.0Bright
244.0Bright
254.0Bright
264.0Bright
274.0Bright
284.0Bright
294.0Bright
304.0Bright
314.0Bright
Planning a trip in August

Hazard calendar for Hongch’ŏn

In seasonPeak

In August, Hongch’ŏn sits inside its rainy season season. The full year is below, with each hazard's peak months called out.

Hongch’ŏn's rainy season runs July–August, when most of the year's rain falls.

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

Is August a good time to visit Hongch’ŏn?

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

5.4
Sightseeing
5th-best month of the year
5.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Hongch’ŏn for sightseeing.

What to pack for Hongch’ŏn in August

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

In August, Hongch’ŏn sees daytime highs around 27°C and nights near 20°C. Pack light clothes and rain gear. About 16 days see rain.

light clothesrain gear

UV index in Hongch’ŏn 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 Hongch’ŏn peaks around August 15 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 highHighModerateAug 15UV 9Dec 22UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7High
Jun7Very high
Jul8Very high
Aug9Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Hongch’ŏn 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 Hongch’ŏn is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 1.8× the cleanest month (August, 31 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1856 µg/m³Aug 1731 µg/m³
PM2.5 (µg/m³)Level
Jan48Poor
Feb49Poor
Mar57Unhealthy
Apr51Poor
May46Poor
Jun41Poor
Jul33Moderate
Aug31Moderate
Sep32Moderate
Oct41Poor
Nov46Poor
Dec43Poor
Location & terrain

Where is Hongch’ŏn?

Hongch’ŏn sits at 37.7°N, 127.9°E, 137 m above sea level, in South Korea. The nearest listed city is Chuncheon, 24 km away.

GapyeongWŏnjuYangp'yŏngYangguHwacheonYeojuHwado

Topography around Hongch’ŏn

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

Within 3 km, the terrain around Hongch’ŏn has significant variations in elevation — a maximum elevation change of 291 m around an average of 199 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 839 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,671 m.

The land around Hongch’ŏn is covered by trees (60%) within 3 km, trees (85%) within 16 km, and trees (84%) within 80 km.

3 km
291 m
16 km
839 m
80 km
1,671 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Chuncheon 24 km · Gapyeong 36 km · Wŏnju 38 km · Yangp'yŏng 41 km · Yanggu 47 km · Hwacheon 49 km · Yeoju 49 km · Hwado 51 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 Hongch’ŏn (37.6918°, 127.8857°, elevation 137 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).