Where is the sea warmest in the world in May?
In May the warmest sea in the world is at Jizan, Saudi Arabia, at 32.1°C. 1,038 of 1,642 cities measured are comfortable this month.
| # | City | Country | Sea | Swimming |
|---|---|---|---|---|
| 1 | Jizan | Saudi Arabia | 32.1°C | Bath-like |
| 2 | Şaḩam | Oman | 31.2°C | Bath-like |
| 3 | As Suwayq | Oman | 31.2°C | Bath-like |
| 4 | Kep | Cambodia | 31.2°C | Bath-like |
| 5 | Samut Songkhram | Thailand | 31.2°C | Bath-like |
| 6 | Al Khābūrah | Oman | 31.1°C | Bath-like |
| 7 | Samut Prakan | Thailand | 31.1°C | Bath-like |
| 8 | Samut Sakhon | Thailand | 31.1°C | Bath-like |
| 9 | Tadjoura | Djibouti | 31.1°C | Bath-like |
| 10 | Arta | Djibouti | 31.1°C | Bath-like |
| 11 | Sohar | Oman | 31.1°C | Bath-like |
| 12 | Chanthaburi | Thailand | 31.1°C | Bath-like |
| 13 | Chon Buri | Thailand | 31.1°C | Bath-like |
| 14 | Koh Kong | Cambodia | 31.0°C | Bath-like |
| 15 | Andoung Thma | Cambodia | 31.0°C | Bath-like |
| 16 | Rayong | Thailand | 31.0°C | Bath-like |
| 17 | Pattaya | Thailand | 31.0°C | Bath-like |
| 18 | Djibouti | Djibouti | 31.0°C | Bath-like |
| 19 | Sihanoukville | Cambodia | 31.0°C | Bath-like |
| 20 | Kangar | Malaysia | 31.0°C | Bath-like |
| 21 | Songkhla | Thailand | 31.0°C | Bath-like |
| 22 | Alor Setar | Malaysia | 31.0°C | Bath-like |
| 23 | Satun | Thailand | 31.0°C | Bath-like |
| 24 | Me Taw | Myanmar | 31.0°C | Bath-like |
| 25 | Myeik | Myanmar | 30.9°C | Bath-like |
Ranked on the NOAA OISST monthly climatology — a long-run average for May, not a forecast. A given May will run warmer or cooler than this, and the sea is warmest late in the afternoon and late in the season.