Best Lake Water Temperature Apps

189+ iOS apps curated and reviewed

4.0 avg rating
19 free apps
Updated June 2026

Looking for free lake water temperature apps? 19 of our 189+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Lake Water Temperature

Lake Buddy#1

Lake Buddy by Fork Lemons LLC

Lake levels and conditions.
Editor's Choice
🌟 Lifestyle
3.7(10 ratings)
FreeAds
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Track your favorite lakes with real-time levels, weather forecasts, and historical data. Easily manage lists of lakes by state or view them on a map. Prepare for your water activities with up-to-date conditions.

Water Temperatures#2

Water Temperatures by Blaz Smolnikar

Sea and lake temperatures
Strong Contender
☀️ 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.

LakeStats#3

LakeStats by MoquiBlue Inc

Worth Considering
🔧 Utilities
5.0(2 ratings)
Free
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Access real-time water levels, boat ramp status, and historical lake data. Plan your next outing with detailed information on access points and water conditions. Features offline functionality for convenient use.

More Lake Water Temperature apps to explore

4
LakeMonster: Fishing AI
LakeMonster: Fishing AI
LakeMonster: Fishing AI
Predictive Forecasts & Maps
Free

This app uses AI to analyze vast amounts of data, including weather, satellite imagery, and historical logs, to provide predictive fishing forecasts and tactical maps. It helps anglers identify optimal fishing times and locations, enhancing their success on the water.

Predictive fish forecastsAI-generated hotspot mapsIntelligent ice safety maps
⚽ Sports
(670)
free with in-app purchases
5
Sea Water Temperature
Sea Water Temperature
Sea Water Temperature
by Georgiy Gorokhov
Free

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.

Real-time water temperature dataGlobal database of 35,000+ locationsInteractive map for nearby locations
☀️ Weather
(66)
free with in-app purchases
6
onX Fish: Midwest Fishing Maps
onX Fish: Midwest Fishing Maps
onX Fish: Midwest Fishing Maps
Ice Fishing Spots & Weather
Free

Discover new fishing spots with detailed lake data, weather forecasts, and GPS navigation. Plan your next trip with insights on fish species, stocking history, and land ownership. Navigate hands-free and access maps offline.

Lake Finder with species informationDetailed fishing maps and plannerGPS navigation and offline maps
🗺️ Navigation
(1.4K)
free with in-app purchases
7
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
8
Lake Lowdown
Lake Lowdown
Lake Lowdown
Lake Conditions and Info
Free

Access comprehensive lake information including weather, water levels, and navigation. Easily find lakes by state or proximity, and save your favorites for quick access. Plan your next lake trip or monitor water conditions with this convenient tool.

Lake weather and forecastsWater level dataNavigation and map locations
☀️ Weather
(0)
free
9
Lake Observer
Lake Observer
Lake Observer
by Cary Institute of Ecosystem Studies, Inc.
Free
📊 Productivity
(0)
10
TVA Lake Info
TVA Lake Info
TVA Lake Info
See the latest on TVA lakes
Free

Access real-time data and management details for lakes and dams within the Tennessee Valley Authority region. This app provides lake levels, water release schedules, and insights into lake management practices, along with recreational information.

Lake level dataWater release schedulesLake management guides
🔍 Reference
(131)
free
11
SML+
SML+
SML+
Smith Mountain Lake, Virginia
Free

Stay informed about Smith Mountain Lake with real-time water levels, temperature, wind forecasts, and marine gas prices. Get alerts, track the ice cream boat, and view historical data for a better lake experience.

Real-time water level updatesHourly water temperature readingsInteractive temperature sensor map
🌟 Lifestyle
(39)
free
12
Lake and Coast
Lake and Coast
Lake and Coast
Lake Pontchartrain's Water
Free

Monitor the weekly water quality of 12 recreational spots around Lake Pontchartrain. Find the cleanest and closest site, receive updates on advisories, and get directions. Learn about water quality parameters and the impact of rainfall.

Weekly water quality statusFind cleanest and closest sitesAdvisory updates
💪 Health & Fitness
(8)
free
13
Splash° - Temperatures
Splash° - Temperatures
Splash° - Temperatures
Lakes & rivers in Switzerland
Free

Get real-time water temperatures for lakes and rivers across Switzerland. Perfect for swimmers, kayakers, and water sports enthusiasts to check conditions before diving in, year-round.

Real-time water temperature dataCovers lakes and rivers in SwitzerlandSupports various water sports
☀️ Weather
(4)
free
14
Lake Lanier
Lake Lanier
Lake Lanier
Lake level for Lake Lanier
Free

Access real-time lake levels for Lake Lanier. Compare current levels to yesterday's and last year's data, and check against the full pool level. Essential for boat and dock owners.

Current lake levelDaily lake level changeYearly lake level comparison
☀️ Weather
(9)
free
15
Ice Report
Ice Report
Ice Report
Share lake ice information.
Free

This app allows users to share and view real-time lake ice thickness information for ice fishing. Anglers can report conditions at their GPS location, and others can see recent reports on a map. It helps users find safe ice fishing spots and contribute to the community.

Report lake ice thicknessView ice conditions on a mapFilter reports by date
☀️ Weather
(79)
free with in-app purchases
16
Lake Erie Boating Weather
Lake Erie Boating Weather
Lake Erie Boating Weather
NOAA Marine Weather & Forecast
$2.99

Access real-time NOAA marine weather data, including wave height, wind, and temperature. View historical trends and get a 5-day marine forecast for Lake Erie. Simply tap the map for spot-specific forecasts.

Real-time marine weather buoy dataHistorical wave height trends5-day marine forecast
☀️ Weather
(133)
free
17
Smith Mountain Lake Level
Smith Mountain Lake Level
Smith Mountain Lake Level
Smith Mountain Lake, Virginia
Free

Track the water level of Smith Mountain Lake with hourly updates and historical graphs. Set custom alerts for specific water levels and view current trends, including water temperature. Explore data for various date ranges and tap the graph for precise readings.

Hourly lake level updatesHistorical data graphsCurrent level and trend
🔍 Reference
(18)
free
18
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
19
Lake Mendota Buoy Data
Lake Mendota Buoy Data
Lake Mendota Buoy Data
by Thomas Swift
Free

This app provides near real-time atmospheric and water temperature data for Lake Mendota, Wisconsin. It's designed for water sports enthusiasts to help them decide the best days for activities like fishing, sailing, and swimming.

Near real-time dataWind direction, speed, and gustAir temperature and dew point
☀️ Weather
(11)
free
20
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