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Warmest sea in Greece in April

632 coastal locations in Greece ranked by their typical April sea temperature. Region-wide average in April: 16.5°C. The top of the list is where to find the warmest swimming this month.

Warmest in April

Akrotiri

18.4°C April mean in Greece

Regional April average

16.5°C

across all 632 coastal locations in Greece

Vs annual mean

-3.9°C

below the year-round regional average

What the Greece sea feels like in April

At this temperature, water will feel cold compared to a swimming pool, but with a bit of experience and practice most people will find the water relatively comfortable to swim in.

Greece monthly average 15.6°C to 26.4°C
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  • Warmest month August 26.4°C
  • Coldest month March 15.6°C
  • Annual mean 20.4°C
  • Months above 20°C 6 of 12

Where April fits in the year

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

All twelve Greece month rankings:

Greece sea temperature map (live)

The map shows today's latest reading at every Greece location. The list below is based on the typical April 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 Greece locations in April

Sorted by the typical April 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 April mean
1 Akrotiri Santorini 18.4°C
2 Kastellorizo Aegean Islands 18.4°C
3 Megisti (Kastellorizo) Notio Aigaio 18.3°C
4 Agathi Beach Rhodes Island 18.2°C
5 Charaki Rhodes Island 18.2°C
6 Kalathos Rhodes Island 18.2°C
7 Lardos Rhodes Island 18.2°C
8 Lindos Rhodes Island 18.2°C
9 Pefki Rhodes Island 18.2°C
10 Stegna Rhodes Island 18.2°C
11 Theotokos Rhodes Island 18.2°C
12 Tsambika Beach Rhodes Island 18.2°C
13 Afandou Rhodes Island 18.2°C
14 Ammoudes Rhodes Island 18.2°C
15 Faliraki Rhodes Island 18.2°C
16 Ialysos Rhodes Island 18.2°C
17 Ixia Rhodes Island 18.2°C
18 Kalithea Rhodes Island 18.2°C
19 Kolymbia Rhodes Island 18.2°C
20 Kremasti Rhodes Island 18.2°C
21 Petaloudes Rhodes Island 18.2°C
22 Rhodes Rhodes Island 18.2°C
23 Soroni Rhodes Island 18.2°C
24 Theologos Rhodes Island 18.2°C
25 Vagies Rhodes Island 18.2°C
Show 25 more ▸
26 Gennadi Rhodes Island 18.1°C
27 Kiotari Rhodes Island 18.1°C
28 Lachania Rhodes Island 18.1°C
29 Macheria Rhodes Island 18.1°C
30 Prasonisi Rhodes Island 18.1°C
31 Fanes Rhodes Island 18.1°C
32 Kalavarda Rhodes Island 18.1°C
33 Kameiros Rhodes Island 18.1°C
34 Kamiros Skala Rhodes Island 18.1°C
35 Mandriko Rhodes Island 18.1°C
36 Rodos Notio Aigaio 18.1°C
37 Symi Aegean Islands 18.1°C
38 Monolithos Rhodes Island 18.0°C
39 Nisos Symi Aegean 18.0°C
40 Tilos Aegean Islands 17.9°C
41 Chálki Ionian Islands 17.9°C
42 Mandraki Aegean Islands 17.8°C
43 Nisyros Aegean Islands 17.8°C
44 Nisos Kos Aegean 17.8°C
45 Agios Fokas Kos Island 17.8°C
46 Kos Kos Island 17.8°C
47 Lambi Kos Island 17.8°C
48 Psalidi Aegean Islands 17.8°C
49 Karpathos Aegean Islands 17.8°C
50 Pigadia Aegean Islands 17.8°C

Coldest 10 in Greece in April

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

# Location April mean
1 Made Crete 8.8°C
2 Alexandroupoli Eastern Macedonia and Thrace 14.5°C
3 Therma Samothrace 14.5°C
4 Kamariotissa Samothrace 14.6°C
5 Platanitis Eastern Macedonia and Thrace 14.6°C
6 Fanari Eastern Macedonia and Thrace 14.7°C
7 Paleopoli Samothrace 14.7°C
8 Néa Karváli Ionian Islands 14.8°C
9 Chrisi Akti Thassos Island 14.8°C
10 Chrisi Ammoudia Thassos Island 14.8°C

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