Best Water Temperatures Apps

250+ iOS apps curated and reviewed

3.9 avg rating
19 free apps
Updated August 2026

The best water temperatures apps on iPhone average 3.9★ across 250+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Water Temperatures Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Water TemperaturesWater TemperaturesFree2.6★ (14)YesYesAug 2026
2Sea Water TemperatureSea Water TemperatureFree4.8★ (71)NoYesAug 2026
3SwimSpot - Water TemperatureSwimSpot - Water TemperatureFree5.0★ (4)YesYesAug 2026
4Marine Weather Forecast ProMarine Weather Forecast ProFree4.7★ (16K)NoYesAug 2026
5Water TemperatureWater Temperature$2.994.3★ (3)NoNoJul 2026
6Swim - Sea & lake temperaturesSwim - Sea & lake temperaturesFree3.0★ (2)NoNoAug 2026
7NOAA Buoy Reports & Ship DataNOAA Buoy Reports & Ship DataFree4.7★ (2.4K)YesYesAug 2026
8Ocean Water TemperaturesOcean Water TemperaturesFree1.5★ (16)YesNoJun 2026

Top Picks for Water Temperatures

Water Temperatures#1

Water Temperatures by Blaz Smolnikar

Sea and lake temperatures
Editor's Choice
☀️ Weather
2.6(14 ratings)
FreeAdsIn-App Purchases
Water Temperatures screenshot 1
Water Temperatures screenshot 2
Water Temperatures screenshot 3
Water Temperatures screenshot 4
Water Temperatures screenshot 5
Water Temperatures screenshot 6

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.

Sea Water Temperature#2

Sea Water Temperature by Georgiy Gorokhov

Strong Contender
☀️ Weather
4.8(71 ratings)
FreeIn-App Purchases
Sea Water Temperature screenshot 1
Sea Water Temperature screenshot 2
Sea Water Temperature screenshot 3
Sea Water Temperature screenshot 4
Sea Water Temperature screenshot 5
Sea Water Temperature screenshot 6

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 Temperatures apps to explore

4
Marine Weather Forecast Pro
Marine Weather Forecast Pro
Marine Weather Forecast Pro
NOAA Marine Weather Forecast
Free

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.

Real-time marine buoy data5-day NWS marine weather forecastHistorical wave trend reports
☀️ Weather
(16K)
freemium
5
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
6
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
(2)
free
7
NOAA Buoy Reports & Ship Data
NOAA Buoy Reports & Ship Data
NOAA Buoy Reports & Ship Data
Marine Wind, Wave & Sea Temps
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
8
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
9
Water temperatures in Austria
Water temperatures in Austria
Water temperatures in Austria
Temperatures of bathing lakes
Free
☀️ Weather
(0)
10
TD Connect by Fish Hawk
TD Connect by Fish Hawk
TD Connect by Fish Hawk
Drop it. Reel it. Know it.
Free
⚽ Sports
(0)
11
Badeliv – Water Temperatures
Badeliv – Water Temperatures
Badeliv – Water Temperatures
Nordic swim & sea temps
Free
☀️ Weather
(0)
12
Spearo: Spearfishing Weather
Spearo: Spearfishing Weather
Spearo: Spearfishing Weather
Sea & tide forecast: go/no-go
Free
☀️ Weather
(0)
13
Tide Charts
Tide Charts
Tide Charts
Tides, Weather & Radar Near Me
Free

Access worldwide tidal estimates, lunar data, and weather forecasts. Plan outdoor adventures with ease using current radar and offline predictions. Supports Apple Watch and includes a Today Extension for quick access.

Worldwide tidal estimatesLunar dataWeather forecast
☀️ Weather
(111K)
free with in-app purchases
14
Sea & Water Temperature
Sea & Water Temperature
Sea & Water Temperature
Ocean Temp, Surf & Wetsuit
Free
☀️ Weather
(0)
15
撲水 Water refill map 2.0
撲水 Water refill map 2.0
撲水 Water refill map 2.0
Hong Kong Water Fountains Map
Free

Find free water refill stations across Hong Kong to easily top up your water bottle. This app helps you reduce plastic waste by locating fountains, viewing their temperature, and even reporting new ones.

Water fountain locationsWater temperature informationPathfinding to fountains
🔧 Utilities
(0)
free
16
BrrChecker: Water Temperature
BrrChecker: Water Temperature
BrrChecker: Water Temperature
Ocean, lakes, rivers & tides
Free

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.

Live water temperaturesHome screen widgetTemperature alerts
☀️ Weather
(0)
freemium
17
WatSen
WatSen
WatSen
by Artem Kislitsyn
Free

Monitor Black Sea water temperatures with real-time data. Utilizes automated buoys during summer and satellite imagery in colder months for comprehensive tracking.

Black Sea water temperature trackingAutomated buoy stationsSatellite data display
☀️ Weather
(0)
free
18
WBGT Calculator
WBGT Calculator
WBGT Calculator
by Marco van Oostende
Free
⚽ Sports
(0)
19
Gfrör.li
Gfrör.li
Gfrör.li
Real-time Watertemperatures
Free
☀️ Weather
(0)
20
Swim Spots
Swim Spots
Swim Spots
by Serendipity Soft
Free
🔧 Utilities
(0)

FAQ about Water Temperatures

What are the best water temperatures apps for iPhone?
Water Temperatures tops our water temperatures apps ranking as of August 2026, with a 2.6-star average from 14 App Store ratings, and it's free to download.
Yes — 19 of the top water temperatures apps we rank are free to download, including Water Temperatures and Sea Water Temperature.
Water Temperatures shows ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 250+ water temperatures apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Water Temperatures provides real-time sea and lake temperatures globally. It offers historical data, seasonal insights, and custom alerts for various water activities.
Water Temperatures offers a monthly subscription for $1.49 and a yearly subscription for $10.49. Subscriptions automatically renew unless canceled 24 hours before the current period ends.