Sea Temperature: Water Temp
Mert Cetin Weather iPhoneiPadiPod touch
Sea Temperature: Water Temp is a free Weather app for iPhone and iPad by Mert Cetin. Requires iOS 17.0. Updated August 14, 2026.
- Price
- Free
- on the App Store
- Size
- 14 MB
- Age 4+
- Updated
- Aug 14
- 2026 · v1.0
Screenshots
About Sea Temperature: Water Temp
How warm is the sea today? Sea Temperature shows the water temperature at beaches near you, and at any beach in the world you can name. MEASURED, NOT GUESSED Temperatures come from NOAA CoastWatch and NASA JPL satellite analysis — the same public data used in oceanographic research, updated every day. WHAT YOU GET • Sea temperature at the beaches closest to you • Search thousands of beaches worldwide — works with no signal • What the temperature actually means for swimming • Wetsuit guidance for surfing and diving • Save the beaches you swim at HONEST ABOUT WHAT IT IS Most apps in this category show you a number and leave it there. This one tells you where the number came from and how far offshore it was measured, because that matters: a satellite reports one value for a patch of sea a few kilometres across, and the shallow water you actually stand in can be two or three degrees warmer on a hot, still afternoon. WHAT IT CANNOT DO It cannot tell you whether the water is clean, whether there are jellyfish or currents, or whether it is safe to swim today. It does not forecast — every number is a measurement already taken, not a prediction. Always follow the flags and the lifeguards. Oceans and seas only; inland lakes are not covered. PREMIUM An optional subscription adds unlimited saved beaches, the last 7 days at every beach, and comparison with the same week last year. You can also unlock one beach's history by watching a short ad instead. Terms of Use: https://mrtctns.github.io/terms/ Privacy Policy: https://mrtctns.github.io/privacy/
App privacy
The developer, Mert Cetin, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
Used for: Third-Party Advertising
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Diagnostics: Other Diagnostic Data, Crash Data, Performance Data
Used for: Third-Party Advertising, Analytics
Alternatives to Sea Temperature: Water Temp
Looking for apps like Sea Temperature: Water Temp? Here are 6 similar apps on the App Store.
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Sea Temp: Water Temperature
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Thalassa
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Marine Weather Tracker
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AquaMeteo
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BrrChecker: Water Temperature
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Wetter-Warner
| App | Rating | Price | Last updated |
|---|---|---|---|
| Sea Temperature: Water Temp | – | Free | August 14, 2026 |
| Sea Temp: Water Temperature | – | Free | Sep 27, 2026 |
| Thalassa | – | Free | Sep 9, 2026 |
| Marine Weather Tracker | – | Free | Sep 24, 2026 |
| AquaMeteo | – | Free | Aug 25, 2026 |
| BrrChecker: Water Temperature | – | Free | Sep 14, 2026 |
| Wetter-Warner | – | 0.99 USD | Jan 3, 2025 |