Where is the sea warmest in the world in January?
In January the warmest sea in the world is at Morondava, Madagascar, at 30.8°C. 917 of 1,642 cities measured are comfortable this month.
| # | City | Country | Sea | Swimming |
|---|---|---|---|---|
| 1 | Morondava | Madagascar | 30.8°C | Bath-like |
| 2 | Lae | Papua New Guinea | 30.5°C | Bath-like |
| 3 | Gizo | Solomon Islands | 30.4°C | Bath-like |
| 4 | Alotau | Papua New Guinea | 30.3°C | Bath-like |
| 5 | Morombe | Madagascar | 30.3°C | Bath-like |
| 6 | Auki | Solomon Islands | 30.3°C | Bath-like |
| 7 | Darwin | Australia | 30.2°C | Bath-like |
| 8 | Malango | Solomon Islands | 30.2°C | Bath-like |
| 9 | Besalampy | Madagascar | 30.2°C | Bath-like |
| 10 | Arawa | Papua New Guinea | 30.2°C | Bath-like |
| 11 | Honiara | Solomon Islands | 30.2°C | Bath-like |
| 12 | Kimbe | Papua New Guinea | 30.2°C | Bath-like |
| 13 | Kavieng | Papua New Guinea | 30.2°C | Bath-like |
| 14 | Rabaul | Papua New Guinea | 30.2°C | Bath-like |
| 15 | Suai | Timor Leste | 30.1°C | Bath-like |
| 16 | Kokopo | Papua New Guinea | 30.1°C | Bath-like |
| 17 | Madang | Papua New Guinea | 30.0°C | Bath-like |
| 18 | Lorengau | Papua New Guinea | 30.0°C | Bath-like |
| 19 | Kerema | Papua New Guinea | 30.0°C | Bath-like |
| 20 | Funafuti | Tuvalu | 30.0°C | Bath-like |
| 21 | Beira | Mozambique | 30.0°C | Bath-like |
| 22 | Savave Village | Tuvalu | 29.9°C | Bath-like |
| 23 | Maintirano | Madagascar | 29.9°C | Bath-like |
| 24 | Port Moresby | Papua New Guinea | 29.9°C | Bath-like |
| 25 | Kendari | Indonesia | 29.9°C | Bath-like |
Ranked on the NOAA OISST monthly climatology — a long-run average for January, not a forecast. A given January will run warmer or cooler than this, and the sea is warmest late in the afternoon and late in the season.