May
Sea water temperature · May
Where is the sea warm enough to swim? Average water temperature for coastal destinations worldwide, by month.
The warmest seas in May
Muscat
Oman
38° / 27° 30° May
Malé
Maldives
31° / 27° 30° May
Colombo
Sri Lanka
31° / 26° 29° May
Cartagena
Colombia
33° / 24° 29° May
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Zanzibar
Tanzania
30° / 23° 28° May
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Havana
Cuba
31° / 22° 27° May
Honolulu
United States
29° / 21° 25° May
Antalya
Türkiye
27° / 14° 21° May
Kas
Türkiye
25° / 14° 20° May
Rhodes
Greece
24° / 16° 20° May
Bodrum
Türkiye
26° / 16° 19° May
Funchal
Portugal
20° / 14° 19° May
Popular destinations
Regions and islands with the best time to visit, climate across their towns and sea temperature.
- Bali
Indonesia Best: June–October 92 May 30° 28° - Zanzibar Tanzania Best: February and June–October 72 May 29° 28°
- Florida United States Best: March–April 84 May 30° 27°
- Hawaii United States Best: February and May–September 87 May 28° 25°
- Antalya Türkiye Best: May–June and September–October 94 May 25° 21°
- Canary Islands
Spain Best: May–October 95 May 23° 20° - Madeira Portugal Best: July–August 76 May 19° 19°
- South Aegean Islands Greece Best: May–October 99 May 24° 19°
- Crete Greece Best: May–September 97 May 24° 19°
- Sicily
Italy Best: June–September 92 May 22° 18° - Balearic Islands Spain Best: June–August 86 May 23° 18°
- Tuscany Italy Best: June–July and September 76 May 22° 18°
Warmest coastal towns by country
| # | Country | May | How it feels | Apr → Jun | |
|---|---|---|---|---|---|
| 1 | Jizan |  Saudi Arabia | 31° | very warm | 30° → 32° |
| 2 | Djibouti |  Djibouti | 31° | very warm | 29° → 31° |
| 3 | Balbala | Djibouti | 31° | very warm | 29° → 31° |
| 4 | Hà Tiên |  Vietnam | 31° | very warm | 30° → 30° |
| 5 | Alor Star |  Malaysia | 31° | very warm | 30° → 31° |
| 6 | Chon Buri |  Thailand | 31° | very warm | 30° → 30° |
| 7 | Si Racha | Thailand | 31° | very warm | 30° → 30° |
| 8 | Sihanoukville |  Cambodia | 31° | very warm | 30° → 30° |
| 9 | Kangar | Malaysia | 31° | very warm | 30° → 31° |
| 10 | Saham | Oman | 30° | very warm | 27° → 32° |
| 11 | As Suwayq | Oman | 30° | very warm | 27° → 32° |
| 12 | Al Līth | Saudi Arabia | 30° | very warm | 29° → 30° |
| 13 | Singkawang | Indonesia | 30° | very warm | 30° → 30° |
| 14 | Pemangkat | Indonesia | 30° | very warm | 30° → 30° |
| 15 | Kalmunai | Sri Lanka | 30° | very warm | 30° → 30° |
| 16 | Caloocan |  Philippines | 30° | very warm | 29° → 30° |
| 17 | Manila | Philippines | 30° | very warm | 29° → 30° |
| 18 | Mangaluru |  India | 30° | very warm | 30° → 29° |
| 19 | Udupi | India | 30° | very warm | 30° → 29° |
| 20 | Duyên Hải | Vietnam | 30° | very warm | 29° → 30° |
| 21 | Fujairah |  United Arab Emirates | 30° | very warm | 27° → 32° |
| 22 | Reef Al Fujairah City | United Arab Emirates | 30° | very warm | 27° → 32° |
| 23 | Jaffna | Sri Lanka | 30° | very warm | 30° → 29° |
| 24 | Malé | Maldives | 30° | very warm | 30° → 29° |
| 25 | Salina Cruz |  Mexico | 29° | very warm | 28° → 30° |
| 26 | Ambanja |  Madagascar | 29° | very warm | 30° → 28° |
| 27 | Honiara |  Solomon Islands | 29° | very warm | 30° → 29° |
| 28 | Andoany | Madagascar | 29° | very warm | 30° → 28° |
| 29 | Lagos |  Nigeria | 29° | very warm | 29° → 28° |
| 30 | Ajegunle | Nigeria | 29° | very warm | 29° → 28° |
| 31 | Kribi |  Cameroon | 29° | very warm | 29° → 28° |
| 32 | Cotonou |  Benin | 29° | very warm | 29° → 28° |
| 33 | Abomey-Calavi | Benin | 29° | very warm | 29° → 28° |
| 34 | Barcarena |  Brazil | 29° | very warm | 29° → 29° |
| 35 | Omoa |  Honduras | 29° | very warm | 28° → 30° |
| 36 | Puerto Cortez | Honduras | 29° | very warm | 28° → 29° |
| 37 | Monrovia |  Liberia | 29° | very warm | 28° → 28° |
| 38 | São Luís | Brazil | 29° | very warm | 29° → 29° |
| 39 | Campeche | Mexico | 29° | very warm | 27° → 30° |
| 40 | Buchanan | Liberia | 29° | very warm | 28° → 28° |