Get real-time sea and lake temperatures worldwide with historical data and custom alerts for various water activities. Compare locations, view seasonal trends, and explore with enhanced map features.






250+ iOS apps curated and reviewed
If you already know Water Temperatures, this is the deeper bench. 250+ baltic water temperature apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 2.6★ (14) | Yes | Yes | Aug 2026 | |
| 2 | Free | 5.0★ (5) | No | No | Aug 2026 | |
| 3 | Free | 4.8★ (73) | No | Yes | Aug 2026 | |
| 4 | Free | 1.5★ (16) | Yes | No | Sep 2026 | |
| 5 | Free | 5.0★ (4) | Yes | Yes | Aug 2026 | |
| 6 | Free | 3.1★ (7) | No | Yes | Aug 2026 | |
| 7 | Free | 4.0★ (2) | No | No | Aug 2026 | |
| 8 | $2.99 | 3.5★ (4) | No | No | Aug 2026 |






Get real-time sea and lake temperatures worldwide with historical data and custom alerts for various water activities. Compare locations, view seasonal trends, and explore with enhanced map features.



Plan your ideal beach day with up-to-date sea temperatures, wave heights, tide times, and weather forecasts. Get daily updates on ocean conditions to make the most of your time by the water.






Get real-time sea, ocean, lake, and river water temperatures worldwide. Plan your beach trips, swimming, or surfing with detailed location data and accurate weather forecasts. Save favorite spots and receive smart notifications for temperature changes.


This mapping application displays real-time ocean water and surface air temperatures across the United States. Data is sourced directly from NOAA's buoys and weather stations, providing current conditions.


Get real-time sea and ocean temperatures worldwide to plan your perfect beach day. Access up to a 10-day forecast, water clarity, and salinity data for over 20,000 locations. Save your favorite spots and view temperature history.


Displays current outdoor temperature based on your location, using nearby weather stations. Offers customizable backgrounds and automatic updates. Share the temperature with others.


This app displays the current outdoor temperature for a chosen city. It provides detailed weather information including humidity, pressure, wind direction, and speed. Users can select their preferred temperature unit, Celsius or Fahrenheit.


Monitor and record water temperatures directly from your Apple Watch. Get real-time readings, switch between units, and track your session duration. Ideal for water sports enthusiasts and anyone interested in water conditions.


Access detailed buoy and ship observation data without weather forecasts or tide information. View current conditions, historical trends, and storm locations on an intuitive map. Monitor your favorite locations with customizable widgets.


Provides real-time bathing water quality and weather forecasts for subscribed Danish beaches. View beach locations on a map with color-coded flags indicating safety for swimming. Get up to three days of forecast information and mark your favorite locations.


Get real-time sea water temperature updates for locations worldwide. Plan your beach days, surfing sessions, or swimming trips with essential information for seaside adventures.


Access real-time NOAA buoy data, marine weather observations, and forecasts. Plan your water activities with confidence using wind, wave, and temperature information. Features an interactive map and customizable overlays for a comprehensive view.


Know the water temperature before you swim with live data for lakes, rivers, and beaches worldwide. Get tide information, water quality ratings, and sport suitability. Discover warm vacation spots and receive temperature alerts.


Access real-time ocean water temperatures, tide information, and detailed wave forecasts. View SST charts, historical wave data, and marine weather forecasts from NOAA and NWS. Save your favorite locations for quick access.


Track real-time water levels for over 12,000 rivers and streams nationwide. Get flood alerts, monitor conditions, and plan boating or fishing trips with confidence. Access NOAA data and an interactive map to find gauges easily.


This app provides real-time ambient temperature and humidity readings, along with daily weather forecasts. It offers a user-friendly interface to check current conditions, humidity levels, and environmental data like wind speed and air pressure. Easily switch between measurement units for a personalized weather experience.


Access comprehensive NOAA marine weather data, including real-time buoy readings, 5-day forecasts, and historical wave trends. Visualize data with map overlays and receive severe weather alerts. An Apple Watch app is also available.


This app analyzes offshore waters to help saltwater anglers find and fish the edges of ocean fronts. It provides various data layers like Sea Surface Temperature and currents, generating reports to identify fishing structures. Plan offshore trips with confidence and make better go/no-go decisions.


Provides real-time environmental conditions, hazard information, and safety guidance for coastal areas. It transforms complex data into clear, actionable insights to help you understand local conditions before heading to the water.


Get real-time water temperatures for over 600 swimming spots along the Swedish coast. This app provides constantly updated information, suggests nearby locations, and offers maps and details for most swimming areas.