Best Water Temperature Apps

148+ iOS apps curated and reviewed

4.4 avg rating
18 free apps
Updated June 2026

Every iPhone needs a few good water temperature apps. We benchmark 148+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Water Temperature

Water Temperatures#1

Water Temperatures by Blaz Smolnikar

Sea and lake temperatures
Editor's Choice
☀️ Weather
2.7(13 ratings)
FreeAdsIn-App Purchases
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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.

Marine Weather Forecast Pro#2

Marine Weather Forecast Pro by LW Brands, LLC

NOAA Marine Weather Forecast
Strong Contender
☀️ Weather
4.7😊(16K ratings)
FreeIn-App Purchases
#63in Weather
Marine Weather Forecast Pro screenshot 1
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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.

What We Love

  • 🚀 Detailed weather data from multiple sources
  • 🔍 Accurate and reliable information
  • 👍 Intuitive and well-designed interface
  • 💡 Customizable spot forecasts

Room to Improve

  • 🐛 Occasional issues with data availability or app crashes
  • 🔍 Difficulty finding specific location forecasts
  • 🔍 Lack of certain features like wind speed units or saved locations
Sea Water Temperature#3

Sea Water Temperature by Georgiy Gorokhov

Worth Considering
☀️ Weather
4.8(66 ratings)
FreeIn-App Purchases
Sea Water Temperature screenshot 1
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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.

More Water Temperature apps to explore

4
Water Temperature
Water Temperature
Water Temperature
Real water thermometer
$2.99

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.

Real-time temperature monitoringFahrenheit/Celsius unit switchingAccurate temperature readings
🔧 Utilities
(3)
paid
5
NOAA Buoy Reports
NOAA Buoy Reports
NOAA Buoy Reports
No Nonsense Buoy Conditions
Free

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.

Intuitive map interfaceQuick-view FavoritesTropical Storm/Hurricane/Cyclone locations
☀️ Weather
(2.4K)
free with in-app purchases
6
SwimSpot - Water Temperature
SwimSpot - Water Temperature
SwimSpot - Water Temperature
by BYTES IN PARADISE LTD
Free

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.

Real-time water temperature updates10-Day forecastWater clarity and salinity index
☀️ Weather
(7)
free with in-app purchases
7
Inventor Control
Inventor Control
Inventor Control
by Inventor
Free

Manage your home or office environment remotely. Monitor temperature and humidity, adjust appliance operation based on weather, and set custom schedules. Create smart scenarios and share device access with others.

Remote appliance controlTemperature and humidity monitoringWeather-based operation adjustment
🌟 Lifestyle
(4)
free
8
FishTrack - Charts & Forecasts
FishTrack - Charts & Forecasts
FishTrack - Charts & Forecasts
SST, tides, currents, & maps
Free

This app provides saltwater anglers with essential tools to locate fish. It combines cloud-free SST charts, satellite imagery, tides, currents, and marine weather forecasts into a layered interface. Users can mark hot spots, save data for offline use, and identify optimal fishing zones.

Cloud-free Sea Surface Temperature (SST) chartsGlobal satellite imagery (water temp, color, currents)Tides and moon phase data
☀️ Weather
(6K)
free with in-app purchases
9
NOAA Marine Weather & Forecast
NOAA Marine Weather & Forecast
NOAA Marine Weather & Forecast
Predict wind, swell, and waves
Free

This app provides real-time wind, wave, and weather predictions for maritime activities. It features intuitive charts, station search, and customizable subscription plans to enhance your experience on the water.

Accurate wind, wave, and weather predictionsIntuitive wind, wave, and weather chartsStation search with custom suggestions
☀️ Weather
(5K)
free with in-app purchases
10
Swim - Sea & lake temperatures
Swim - Sea & lake temperatures
Swim - Sea & lake temperatures
by Jernej Strasner
Free

Get real-time water temperature data for bays, rivers, and lakes across Slovenia, plus major coastal areas in Croatia. Ideal for planning your next swim or water activity.

Water temperature checksSlovenian water bodiesCroatian coastal areas
☀️ Weather
(0)
free
11
Fraction Calculator Plus
Fraction Calculator Plus
Fraction Calculator Plus
Calculate fraction numbers
Free

Solve fraction math problems with ease using this application. It offers a clean interface and allows for the calculation of multiple fractions simultaneously. Inputting mixed numbers is also made simple with dedicated keypads.

Solve fraction math problemsInput mixed numbers easilyCalculate multiple fractions
🔧 Utilities
(3.7K)
free with in-app purchases
12
Oh Buoy!
Oh Buoy!
Oh Buoy!
by Tricia Rudloff
Free

Discover water temperatures from buoys and marine stations on an interactive map. Save favorite locations, set temperature alerts, and view air temperature data. Customize units and map zoom for a personalized experience.

Interactive water temperature mapSave favorite stationsSet temperature alerts
☀️ Weather
(1)
free
13
Ocean Water Temperature
Ocean Water Temperature
Ocean Water Temperature
NOAA Temp and Tide Data
$1.99

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.

Current ocean water temperature and tidesSea Surface Temperature (SST) chartsHistorical wave height reports
☀️ Weather
(167)
paid
14
Thermometer
Thermometer
Thermometer
Temperature & More
Free

This app transforms your iPhone or iPod Touch into a thermometer, displaying the exact outside temperature based on your current location. It provides detailed local weather conditions and allows you to check temperatures for other cities.

Real-time outdoor temperature displayLocation-based temperature readingsLocal weather condition reports
🔧 Utilities
(3.9K)
free with in-app purchases
15
Flir One
Flir One
Flir One
Thermal Camera for Smartphones
Free

This app transforms your smartphone into a thermal imaging device when connected to a compatible camera. It helps identify hidden issues like water damage, electrical faults, and HVAC problems with advanced visual enhancements and measurement tools. Document and share your findings easily.

Thermal camera viewCapture photos and videosTemperature spot measurements
📷 Photo & Video
(7.5K)
free with in-app purchases
16
Ocean Water Temperatures
Ocean Water Temperatures
Ocean Water Temperatures
by corey hoggard
Free

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.

Ocean water temperature displaySurface air temperature displayUnited States coverage
☀️ Weather
(16)
ad-supported
17
Body Temperature App For Fever
Body Temperature App For Fever
Body Temperature App For Fever
Thermometer. Checker. Tracker
Free

Estimate and track body temperature trends to monitor potential fever symptoms. Log data, export reports for healthcare providers, and monitor family members' temperatures. Includes features like heart rate estimation and symptom tracking.

Estimate body temperatureLog and track temperature dataExport data to PDF
🏥 Medical
(22K)
free with in-app purchases
18
Windy.com
Windy.com
Windy.com
NOAA Radar, Hurricanes, Alerts
Free

This app offers advanced weather forecasting with over 50 detailed maps and 15 weather models, including live radar, satellite imagery, and hurricane tracking. It provides customizable alerts for storms, wind, and snow, making it ideal for outdoor activities and aviation.

Live weather radar & satelliteOver 50 weather maps15+ weather models
☀️ Weather
(77K)
free with in-app purchases
19
Aare Schwumm
Aare Schwumm
Aare Schwumm
Water temperature Bern
Free

Get real-time water temperature, weather, and flow information for the Aare river. View a temperature forecast for the next two hours and display key data directly on your home screen. Customize your preferred temperature alerts.

Real-time water temperatureWeather and flow data2-hour temperature forecast
☀️ Weather
(3)
free
20
Dough Temperature Calculator
Dough Temperature Calculator
Dough Temperature Calculator
A water temperature utility
Free

This utility helps home bakers achieve consistent dough temperatures by calculating the precise water temperature needed. Adjust for ambient conditions and ingredient temperatures to ensure your final dough is perfect every time. Save your favorite recipes for easy recall.

Calculate desired dough temperatureAdjust water temperature based on ingredientsSupports Celsius and Fahrenheit
🍔 Food & Drink
(3)
free

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