Swimming on the Croatian Islands in august 2025 Sea temperature by city in august
Do you want to go to the beach on the Croatian Islands in august 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in august on the Croatian Islands by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature on the Croatian Islands in august 2025
Here, find the average sea temperature on the Croatian Islands in august in several coastal cities.
Central in august
77°F
min: 73°F / max: 82°F
77°F
min: 72°F / max: 83°F
77°F
min: 73°F / max: 82°F
77°F
min: 72°F / max: 82°F
Olib island
77°F
min: 72°F / max: 83°F
Biševo island
77°F
min: 73°F / max: 82°F
North in august
76°F
min: 72°F / max: 81°F
77°F
min: 72°F / max: 83°F
Ilovik island
77°F
min: 72°F / max: 83°F
Lošinj island
77°F
min: 72°F / max: 83°F
Rab
77°F
min: 72°F / max: 83°F
Susak island
78°F
min: 72°F / max: 83°F
South in august
78°F
min: 74°F / max: 82°F
78°F
min: 74°F / max: 82°F
Koločep island
78°F
min: 74°F / max: 82°F
Lastovo island
77°F
min: 74°F / max: 82°F
Lopud island
78°F
min: 74°F / max: 82°F
Šipan island
78°F
min: 74°F / max: 83°F
Where should you go swimming on the Croatian Islands in the month of august?
Swimming on the Croatian Islands in august is pleasant
In august on the Croatian Islands swimming conditions are generally the same everywhere.
As for Hvar island, Krk island, Pag island, Brač, Cres island, Korčula Island, Mljet, Vis island, Olib island, Biševo island, Čiovo island, Drvenik Veliki island, Dugi Otok island, Ilovik island, Iž island, Kaprije island, Koločep island, Kornati island, Krapanj island, Lastovo island, Lopud island, Lošinj island, Molat island, Murter island, Pašman island, Premuda island, Prvić island, Rab, Silba island, Šipan island, Šolta island, Susak island, Ugljan island, Unije island, Vir island, Žirje island, Zlarin island, Zverinac island, Krka, Novalja and Punat, swimming is pleasant in august. The sea water is 77°F on average (min: 73°F/max: 82°F) so you can easily spend time in the water.
Where to go swimming on the Croatian Islands in august: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in august
Hvar island
| August | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 73°F | ||
| Maximum sea temperature | 82°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 0.7in | ||
| Number of days of precipitation | 1 jour(s) (3%) | ||
| Cloud cover | 9% | ||
| Our opinion | pleasant swimming |
More information on swimming in Hvar island in august
Krk island
| August | |||
| Average sea temperature | 76°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 81°F | ||
| Average outside temperature | 74°F | ||
| Maximum outside temperature | 77°F | ||
| Minimum outside temperature | 70°F | ||
| Precipitation | 3.4in | ||
| Number of days of precipitation | 5 jour(s) (16%) | ||
| Cloud cover | 15% | ||
| Our opinion | pleasant swimming |
More information on swimming in Krk island in august
Pag island
| August | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 83°F | ||
| Average outside temperature | 74°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 67°F | ||
| Precipitation | 4.3in | ||
| Number of days of precipitation | 6 jour(s) (18%) | ||
| Cloud cover | 16% | ||
| Our opinion | pleasant swimming |
More information on swimming in Pag island in august
Brač
| August | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 73°F | ||
| Maximum sea temperature | 82°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 0.7in | ||
| Number of days of precipitation | 1 jour(s) (3%) | ||
| Cloud cover | 9% | ||
| Our opinion | pleasant swimming |
More information on swimming in Brač in august
Cres island
| August | |||
| Average sea temperature | 77°F | ||
| Minimum sea temperature | 72°F | ||
| Maximum sea temperature | 83°F | ||
| Average outside temperature | 79°F | ||
| Maximum outside temperature | 81°F | ||
| Minimum outside temperature | 77°F | ||
| Precipitation | 2.4in | ||
| Number of days of precipitation | 3 jour(s) (11%) | ||
| Cloud cover | 12% | ||
| Our opinion | pleasant swimming |
More information on swimming in Cres island in august
List of coastal cities on the Croatian Islands
| Hvar island in august | pleasant swimming |
| Krk island in august | pleasant swimming |
| Pag island in august | pleasant swimming |
| Brač in august | pleasant swimming |
| Cres island in august | pleasant swimming |
| Korčula Island in august | pleasant swimming |
| Mljet in august | pleasant swimming |
| Vis island in august | pleasant swimming |
| Olib island in august | pleasant swimming |
| Biševo island in august | pleasant swimming |
| Čiovo island in august | pleasant swimming |
| Drvenik Veliki island in august | pleasant swimming |
| Dugi Otok island in august | pleasant swimming |
| Ilovik island in august | pleasant swimming |
| Iž island in august | pleasant swimming |
| Kaprije island in august | pleasant swimming |
| Koločep island in august | pleasant swimming |
| Kornati island in august | pleasant swimming |
| Krapanj island in august | pleasant swimming |
| Lastovo island in august | pleasant swimming |
| Lopud island in august | pleasant swimming |
| Lošinj island in august | pleasant swimming |
| Molat island in august | pleasant swimming |
| Murter island in august | pleasant swimming |
| Pašman island in august | pleasant swimming |
| Premuda island in august | pleasant swimming |
| Prvić island in august | pleasant swimming |
| Rab in august | pleasant swimming |
| Silba island in august | pleasant swimming |
| Šipan island in august | pleasant swimming |
| Šolta island in august | pleasant swimming |
| Susak island in august | pleasant swimming |
| Ugljan island in august | pleasant swimming |
| Unije island in august | pleasant swimming |
| Vir island in august | pleasant swimming |
| Žirje island in august | pleasant swimming |
| Zlarin island in august | pleasant swimming |
| Zverinac island in august | pleasant swimming |
| Krka in august | pleasant swimming |
| Novalja in august | pleasant swimming |
| Punat in august | pleasant swimming |