Imsil weather in August

In August, Imsil sees average daytime highs of 29°C and overnight lows near 22°C, with 208 mm of rain across 15.9 wet days and about 13.3 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 22% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 13 h 48 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Imsil's 10th-clearest and 10th-windiest month. For the whole year in context, see Imsil's year-round climate.

Daytime high
29°
1st warmest
Overnight low
22°
12th coldest
Rainfall
208 mm
15.9 wet days
Daylight
13 h 24 min
5:54 AM – 7:16 PM
Cloud cover
67%
10th clearest
Wind
7 km/h
10th windiest
Solar energy
4.47 kWh/m²
Travel score
4.6
out of 10

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

A typical August day in Imsil reaches about 29°C in the afternoon and slips back to 22°C overnight — a 8°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
113022
123022
133022
143022
152922
162922
172922
182922
192922
202921
212921
222921
232921
242821
252821
262821
272820
282820
292820
302820
312820

How August really feels in Imsil

Once humidity and wind are folded in, August averages 16 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
16
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.

Imsil 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 / -5°305.84.19.90.0
Feb / -3°375.32.210.70.7
Mar12° / 6281.511.73.4
Apr18° / 858.10.112.96.1
May23° / 12°968.4013.97.1
Jun27° / 17°15310.7014.46.2
Jul29° / 22°24716.9014.24.7
Aug29° / 22°20815.9013.34.6
Sep26° / 16°1289.3012.26.8
Oct20° / 565.7011.17.2
Nov13° / 456.70.410.14.0
Dec / -3°305.72.49.60.6

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 61%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24159
34258
44258
54258
64258
74258
84258
94159
104159
114159
124159
134060
143961
153961
163862
173862
183862
193763
203763
213664
223664
233565
243664
253565
263664
273565
283565
293664
303664
313763

Chance of precipitation in August

Any precipitation

Imsil gets around 208 mm of rain over 15.9 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 53% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
148
249
349
450
550
650
751
851
951
1051
1151
1252
1352
1452
1552
1652
1753
1852
1952
2052
2152
2252
2351
2451
2550
2650
2749
2848
2948
3047
3146

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 53% of days. Sticky, muggy-or-worse air turns up on roughly 89% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1002187010
2001187011
3001187011
4002186812
5002186812
6002186812
7002196712
8002206612
9003216412
10003216511
11003236311
12004246210
13005256010
1400526609
1500628588
1601729558
1701830547
1801932526
19011033506
20011134495
21021235474
22021336454
23021437433
24031637413
25041738393
26041938372
27052038352
28062238322
29172337302
30182537281
31192736261

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
38calm
48calm
58calm
68calm
78calm
88calm
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 13 h 48 min at the start of August to 12 h 48 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 5:42 AM to 6:06 AM, and sunset from 7:32 PM to 6:56 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:427:32
213.85:437:31
313.85:447:30
413.75:457:29
513.75:457:28
613.75:467:27
713.65:477:26
813.65:487:25
913.65:497:24
1013.65:497:23
1113.55:507:22
1213.55:517:20
1313.55:527:19
1413.45:537:18
1513.45:537:17
1613.45:547:16
1713.35:557:14
1813.35:567:13
1913.35:577:12
2013.25:577:11
2113.25:587:09
2213.25:597:08
2313.16:007:07
2413.16:017:05
2513.06:017:04
2613.06:027:03
2713.06:037:01
2812.96:047:00
2912.96:056:59
3012.96:056:57
3112.86:066:56

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.47 kWh/m².

For context, solar energy here swings from a low near 2.36 kWh/m² to a high of 5.81 kWh/m² in May across the year — August's 4.47 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
14.8Bright
24.8Bright
34.8Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.7Bright
94.7Bright
104.6Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.4Bright
184.4Bright
194.4Bright
204.4Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.3Bright
264.3Bright
274.3Bright
284.3Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in August

Hazard calendar for Imsil

In seasonPeak

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

Imsil's rainy season runs June–September, 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 Imsil?

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

4.6
Sightseeing
7th-best month of the year
5.9
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Imsil for sightseeing.

What to pack for Imsil in August

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

In August, Imsil sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. About 16 days see rain.

light clothesrain gear

Sea temperature near Imsil in August

The nearest coast averages about 26°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 66 km away) is warmest in August at about 26°C and coldest in February near 6°C.

It's comfortable for a long swim from Jun 25 to Oct 10 — about 3.6 months when the water holds above 20°C.

0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan7Bracing
Feb6Bracing
Mar6Bracing
Apr9Bracing
May14Bracing
Jun19Cool
Jul23Refreshing
Aug26Warm
Sep23Refreshing
Oct19Cool
Nov15Bracing
Dec10Bracing

UV index in Imsil in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Imsil peaks around September 9 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 23 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highModerateSep 9UV 8Dec 23UV 2
UV index (midday)Level
Jan2Moderate
Feb3Moderate
Mar5High
Apr7High
May8Very high
Jun8Very high
Jul8Very high
Aug8Very high
Sep8Very high
Oct5High
Nov4Moderate
Dec2Moderate

Air quality in Imsil 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 Imsil is worst in March — around 57 µg/m³ PM2.5 (unhealthy), about 2.0× the cleanest month (July, 28 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorPoorModeratePoorMar 1856 µg/m³Jul 2229 µg/m³
PM2.5 (µg/m³)Level
Jan42Poor
Feb47Poor
Mar57Unhealthy
Apr49Poor
May42Poor
Jun38Poor
Jul28Moderate
Aug30Moderate
Sep37Poor
Oct40Poor
Nov44Poor
Dec39Poor
Location & terrain

Where is Imsil?

Imsil sits at 35.6°N, 127.3°E, 233 m above sea level, in South Korea. The nearest listed city is Changsu, 22 km away.

KimjeNamsa

Topography around Imsil

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

Within 3 km, the terrain around Imsil has significant variations in elevation — a maximum elevation change of 288 m around an average of 287 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 906 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,879 m.

The land around Imsil is covered by trees (63%) within 3 km, trees (72%) within 16 km, and trees (68%) and cropland (21%) within 80 km.

3 km
288 m
16 km
906 m
80 km
1,879 m
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Changsu 22 km · Jinan-gun 24 km · Nangen 25 km · Jeonju 26 km · Wanju 28 km · Jeongeup 33 km · Kimje 41 km · Namsa 41 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 Imsil (35.6131°, 127.2794°, elevation 233 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. 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).