Press & Data
Sea Temp Mapis a free, global sea-surface-temperature service. The interactive map shows live sea temperatures for the whole world's oceans – tap any beach or point for its current temperature, a 10-day forecast and monthly averages. 174+ destinations are also featured as curated beach pages with photos – built for travellers, swimmers, surfers and divers.
Where our data comes from
- Sea surface temperature
- NASA MUR – a 1 km global satellite analysis (NASA JPL).
- 10-day forecast
- The MUR baseline blended with long-term climatology and short-term air-temperature trends.
- Monthly averages (climatology)
- ECMWF ERA5 reanalysis, over a rolling 30-year window.
- Weather & air temperature
- Apple Weather.
- Ocean data
- Copernicus Marine Service (CMEMS).
- Place names
- GeoNames (CC BY 4.0).
- Updated
- Sea temperature daily (NASA MUR is a daily product); weather hourly.
For journalists
Need a current sea-temperature figure, a screenshot or a custom chart for a story – including marine-heatwave coverage? We provide real-time numbers and visuals on request. Email press@seatempmap.com.
Using our data
Our sea-temperature map and charts are free to use editorially with attribution – a credit linking back to seatempmap.com.
At a glance
- Live sea temperature for the entire world's oceans – tap any point
- Current reading, 10-day forecast and monthly averages, anywhere
- 174+ curated beach destinations with photos, in 20 languages
- Global 1 km satellite data, updated daily
- Free to use