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Warmest sea in Croatia in August

234 coastal locations in Croatia ranked by their typical August sea temperature. Region-wide average in August: 25.7°C. The top of the list is where to find the warmest swimming this month.

Warmest in August

Molunat

26.8°C August mean in Croatia

Regional August average

25.7°C

across all 234 coastal locations in Croatia

Vs annual mean

+6.9°C

above the year-round regional average

What the Croatia sea feels like in August

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

Croatia monthly average 13.2°C to 25.7°C
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  • Warmest month August 25.7°C
  • Coldest month March 13.2°C
  • Annual mean 18.8°C
  • Months above 20°C 5 of 12

Where August fits in the year

August sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Croatia month rankings:

Croatia sea temperature map (live)

The map shows today's latest reading at every Croatia location. The list below is based on the typical August mean, useful for trip planning weeks or months ahead.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest Croatia locations in August

Sorted by the typical August mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location August mean
1 Molunat 26.8°C
2 Elafiti Islands 26.7°C
3 Lopud 26.7°C
4 Sipan 26.7°C
5 Trsteno 26.7°C
6 Cavtat 26.7°C
7 Dubrovnik 26.7°C
8 Kolocep Island 26.7°C
9 Kupari 26.7°C
10 Mlini 26.7°C
11 Mokosica 26.7°C
12 Orasac 26.7°C
13 Plat 26.7°C
14 Srebreno 26.7°C
15 Mljet 26.6°C
16 Prevlaka 26.6°C
17 Funtana 26.5°C
18 Porec 26.5°C
19 Rovinj 26.5°C
20 Vrsar 26.5°C
21 Slano 26.5°C
22 Brijesta 26.4°C
23 Klek 26.4°C
24 Komarna 26.4°C
25 Mali Ston 26.4°C
Show 25 more ▸
26 Peljesac 26.4°C
27 Prapratno 26.4°C
28 Ston 26.4°C
29 Dubrovnik (Luka Gruz) Dubrovačko-neretvanska županija 26.4°C
30 Zaton Dubrovačko-neretvanska županija 26.4°C
31 Basanija 26.3°C
32 Kali 26.3°C
33 Kanegra 26.3°C
34 Katoro 26.3°C
35 Monterol 26.3°C
36 Nin 26.3°C
37 Novigrad 26.3°C
38 Petrcane 26.3°C
39 Preko 26.3°C
40 Savudrija 26.3°C
41 Ugljan 26.3°C
42 Umag 26.3°C
43 Zadar 26.3°C
44 Zambratija 26.3°C
45 Zaton 26.3°C
46 Duba 26.3°C
47 Pomena 26.3°C
48 Trstenik 26.3°C
49 Zuljana 26.3°C
50 Zaliv Pantera Zadarska županija 26.3°C

Coldest 10 in Croatia in August

Same data the other way. Helpful if you want to know which Croatia coasts to avoid for swimming in August.

# Location August mean
1 Bakar 24.5°C
2 Kraljevica 24.5°C
3 Moscenicka Draga 24.5°C
4 Cres 24.6°C
5 Lovran 24.6°C
6 Martinscica 24.6°C
7 Matulji 24.6°C
8 Medveja 24.6°C
9 Opatija 24.6°C
10 Rijeka 24.6°C

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