Where is the sea warmest in the world in October?
In October the warmest sea in the world is at Jizan, Saudi Arabia, at 32.6°C. 1,238 of 1,642 cities measured are comfortable this month.
| # | City | Country | Sea | Swimming |
|---|---|---|---|---|
| 1 | Jizan | Saudi Arabia | 32.6°C | Bath-like |
| 2 | Massawa | Eritrea | 32.4°C | Bath-like |
| 3 | Al Ḩudaydah | Yemen | 32.0°C | Bath-like |
| 4 | The Palm Jumeirah | United Arab Emirates | 31.9°C | Bath-like |
| 5 | Bandar-e Sīraf | Iran | 31.8°C | Bath-like |
| 6 | Ar Ruways | United Arab Emirates | 31.8°C | Bath-like |
| 7 | Sharjah | United Arab Emirates | 31.7°C | Bath-like |
| 8 | Bandar-e ‘Asalūyah | Iran | 31.7°C | Bath-like |
| 9 | Warīsān | United Arab Emirates | 31.7°C | Bath-like |
| 10 | Abu Dhabi | United Arab Emirates | 31.7°C | Bath-like |
| 11 | Khalifah A City | United Arab Emirates | 31.5°C | Bath-like |
| 12 | Umm Al Quwain City | United Arab Emirates | 31.5°C | Bath-like |
| 13 | Tadjoura | Djibouti | 31.4°C | Bath-like |
| 14 | Arta | Djibouti | 31.4°C | Bath-like |
| 15 | Suakin | Sudan | 31.4°C | Bath-like |
| 16 | Djibouti | Djibouti | 31.3°C | Bath-like |
| 17 | Az̧ Z̧a‘āyin | Qatar | 31.3°C | Bath-like |
| 18 | Musay‘īd | Qatar | 31.3°C | Bath-like |
| 19 | Bandar-e Deyr | Iran | 31.2°C | Bath-like |
| 20 | Doha | Qatar | 31.2°C | Bath-like |
| 21 | Port Sudan | Sudan | 31.2°C | Bath-like |
| 22 | Ras Al Khaimah | United Arab Emirates | 31.2°C | Bath-like |
| 23 | Al Jazīrah al Ḩamrā’ | United Arab Emirates | 31.1°C | Bath-like |
| 24 | Obock | Djibouti | 31.0°C | Bath-like |
| 25 | Berbera | Somalia | 31.0°C | Bath-like |
Ranked on the NOAA OISST monthly climatology — a long-run average for October, not a forecast. A given October will run warmer or cooler than this, and the sea is warmest late in the afternoon and late in the season.