Korčula weather in August

In August, Korčula sees average daytime highs of 28°C and overnight lows near 22°C, with 50 mm of rain across 4.9 wet days and about 13.8 hours of daylight. It is the 2nd-warmest and 11th-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 78% of the time in August, and the air most often feels muggy.

Daylight stretches from about 14 h 24 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Korčula's 2nd-clearest and 12th-windiest month. For the whole year in context, see Korčula's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
22°
12th coldest
Rainfall
50 mm
4.9 wet days
Daylight
13 h 48 min
5:02 AM – 6:49 PM
Cloud cover
23%
2nd clearest
Wind
10 km/h
12th windiest
Solar energy
6.25 kWh/m²
Travel score
7.2
out of 10

Korčula is town and settlement in Dubrovnik-Neretva County, Croatia.

Density
24/km²
people per km²

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 29°C in the first days to 27°C by the end.

A typical August day in Korčula reaches about 28°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 31°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
142922
152922
162922
172922
182822
192822
202822
212821
222821
232821
242821
252821
262821
272721
282721
292721
302720
312720

Korčula weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan10° / 14311.80.79.22.4
Feb11° / 12210.9110.22.7
Mar14° / 11210.30.511.64.1
Apr17° / 11°10710.9013.15.4
May21° / 15°768.6014.46.9
Jun26° / 19°505.6015.17.9
Jul28° / 22°244.1014.87.3
Aug28° / 22°504.9013.87.2
Sep24° / 18°1317.9012.37.4
Oct20° / 14°15711.1010.86.4
Nov15° / 10°21513.80.19.54.4
Dec11° / 18312.80.38.92.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 10% of August, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
29010
39010
49010
5919
6919
7919
89010
99010
109010
119010
129010
138911
148911
158911
169010
178911
188911
198911
208911
218911
228812
238812
248713
258713
268614
278515
288416
298317
308119
318119

Chance of precipitation in August

Any precipitation

Korčula gets around 50 mm of rain over 4.9 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 16% and peaks near 22% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
216
315
415
514
614
714
814
914
1014
1114
1214
1314
1414
1514
1614
1714
1815
1915
2015
2116
2216
2317
2417
2518
2619
2719
2820
2920
3021
3122

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 46% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
15937464
25936464
35936464
451035464
551035464
651034464
751134464
851134464
951134464
1051233454
1151233454
1261233454
1361334444
1461334444
1561334444
1661235434
1761235433
1861236433
1961236433
2061137433
2161137432
2261137432
2371137432
2471237422
2581237422
2681237412
2791337392
28101436382
29111436372
30121536362
31131636342

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 24 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 4:46 AM to 5:19 AM, and sunset from 7:09 PM to 6:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.44:467:09
214.34:477:08
314.34:487:07
414.34:497:05
514.24:507:04
614.24:517:03
714.24:527:02
814.14:547:00
914.14:556:59
1014.04:566:57
1114.04:576:56
1213.94:586:55
1313.94:596:53
1413.95:006:52
1513.85:016:50
1613.85:026:49
1713.75:046:47
1813.75:056:46
1913.65:066:44
2013.65:076:42
2113.55:086:41
2213.55:096:39
2313.55:106:38
2413.45:116:36
2513.45:126:34
2613.35:146:32
2713.35:156:31
2813.25:166:29
2913.25:176:27
3013.15:186:26
3113.15:196:24

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.25 kWh/m².

For context, solar energy here swings from a low near 1.49 kWh/m² to a high of 7.1 kWh/m² in July across the year — August's 6.25 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.3Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.0Intense
226.0Intense
236.0Bright
245.9Bright
255.8Bright
265.8Bright
275.7Bright
285.7Bright
295.6Bright
305.5Bright
315.5Bright
Planning a trip in August

Hazard calendar for Korčula

In seasonPeak

None of Korčula's seasonal hazards are active in August. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Korčula's rainy season runs September–April, 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 Korčula?

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

7.2
Sightseeing
4th-best month of the year
8.3
Beach & pool
2nd-best month of the year

August is one of the better times to visit Korčula for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Korčula in August

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

In August, Korčula sees daytime highs around 28°C and nights near 22°C. Pack light clothes and sun protection. About 5 days see rain.

light clothessun protection

Sea temperature near Korčula in August

The nearest coast averages about 25°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 25°C and coldest in February near 14°C.

It's comfortable for a long swim from May 31 to Oct 28 — about 5 months when the water holds above 20°C.

10°15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun22Refreshing
Jul24Warm
Aug25Warm
Sep23Refreshing
Oct21Refreshing
Nov19Cool
Dec16Cool

UV index in Korčula 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 Korčula peaks around July 16 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJul 16UV 9Dec 21UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar5Moderate
Apr7High
May7High
Jun8Very high
Jul9Very high
Aug8Very high
Sep5High
Oct4Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Korčula?

Korčula sits at 43.0°N, 17.1°E, 0 m above sea level, in Croatia. The nearest listed city is Neum, 39 km away.

NeumMeđugorjeHvarMostarSplitSolinDubrovnikKonjic

Topography around Korčula

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

Within 3 km, the terrain around Korčula has large variations in elevation — a maximum elevation change of 693 m around an average of 72 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 946 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,187 m.

The land around Korčula is covered by water (41%) and trees (39%) within 3 km, water (71%) and trees (20%) within 16 km, and water (55%) and trees (25%) within 80 km.

3 km
693 m
16 km
946 m
80 km
2,187 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Neum 39 km · Međugorje 51 km · Hvar 61 km · Mostar 69 km · Split 83 km · Solin 83 km · Dubrovnik 87 km · Konjic 102 km

Croatia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 53% of US
price level, 2025
GDP per capita
$27,104
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
87%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
7.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 617
Religion
Roman Catholic 79%other Christian 5%none or atheist 5%Orthodox 3%

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 Korčula (42.9604°, 17.1352°, elevation 0 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).