SeasonMapKorčula weather in August
Croatia
August in Korčula: hot, a little rain — one of the best months to visit.
#2 of 12 months in Korčula · #135 of 1383 destinations to visit in August · comfort 92/100 (tier S)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Korčula in August
Other months in Korčula
Korčula's forum calls July good swimming weather but the busiest stretch of the year — several regulars suggest September instead for a quieter island that's still warm enough to swim and sit out in the evening. Worth weighing if crowds matter more to you than guaranteed heat.
Add your own note from Korčula's card on the map.
Korčula climate normals — August
| Daytime high | 29°C / 85°F | 🥵 hot |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Feels like (high) | 33°C / 91°F | |
| Sea temperature | 26°C / 80°F | 😎 warm sea |
| Rainfall | 46 mm / 1.8 in | 🌦 some rain |
| Rainy days | 5 days | |
| Humidity | 67% | 💧 humid |
| Dew point | 19°C / 67°F | |
| Sunshine | 12.4 h/day | |
| Daylight | 13.9 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 58 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Korčula in August
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdsDay-boat season, Summer holidays in Croatia, school holidays in 7 of the markets that fill it(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Korčula's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Best weatherKorčula's weather peaks June–August, best around July.
August includes Moreska sword dance.
Best weatherFair weatherToughest weather
What's on in Korčula in August
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Festival
Moreska sword dance
1 Jun – 30 SepMajor festivalA staged battle between two armies of swordsmen that the town has performed for four centuries. It runs weekly through the season at the open-air cinema, and in full on 29 July for St Theodore. Source ↗
- Season
Sea warm enough to swim
15 Jun – 5 Oct · usuallyThe swimming is off the rocks below the walls or on the south-coast beaches at Pupnatska and Zavalatica, half an hour over the ridge. September is the better half of the season.
- Season
Day-boat season
1 Jul – 31 AugDay-tripper crushCrowdedExcursion boats from Dubrovnik and Hvar unload into a walled town the size of a few streets, and the Marco Polo house queue forms by eleven. Evenings, once they have gone, are the reason to stay.
- Season
Grk and posip harvest
25 Aug – 5 Oct · usuallyThe island grows two white grapes almost nobody else does, grk on the sand at Lumbarda and posip inland at Cara and Smokvica. The cellars are open and working through September.
Nearby, and something's on
Within 300 km of Korčula — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Korčula?
Korčula in August — FAQ
- Is August a good time to visit Korčula?
- August in Korčula: hot, a little rain — one of the best months to visit. It ranks #2 of 12 months for Korčula on SeasonMap's comfort score (92/100).
- What is the weather like in Korčula in August?
- In August, Korčula averages a daily high of 29.2°C and a low of 23.7°C, with about 45.5 mm of rain over roughly 5.1 rainy days.
- What is the air quality in Korčula in August?
- Korčula has a mean US Air Quality Index of about 58 in August.
Other months in Korčula
Compare Korčula in August
Warmer or cooler than Korčula in August
Similar destinations in Southeast Europe — August
Within 300 km: Split's Summer island timetable on 1 Jun – 30 Sep, and Dubrovnik's Island ferry season around 15 Apr – 20 Oct.