Best Lake Water Temperature Apps

250+ iOS apps curated and reviewed

4.1 avg rating

18 free apps

Updated September 2026

Looking for free lake water temperature apps? 18 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Lake Water Temperature Apps (September 2026)

#	App	Price	Rating	Ads	In-App Purchases	Updated
1	Water Temperatures	Free	2.6★ (14)	Yes	Yes	Aug 2026
2	Lake Buddy	Free	3.7★ (10)	Yes	No	May 2026
3	OurLakeTemp	Free	—	No	No	May 2026
4	LakeStats	Free	4.9★ (18)	No	Yes	Sep 2026
5	Lake Lowdown	Free	—	No	No	May 2026
6	Sea Water Temperature	Free	4.8★ (73)	No	Yes	Sep 2026
7	Swim - Sea & lake temperatures	Free	3.0★ (2)	No	No	Aug 2026
8	Lake Observer	Free	—	No	No	Jul 2026

Top Picks for Lake Water Temperature

Water Temperatures by Blaz Smolnikar

Sea and lake temperatures

Editor's Choice

☀️ Weather

2.6(14 ratings)

FreeAdsIn-App Purchases

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.

Lake Buddy by Fork Lemons LLC

Lake levels and conditions.

Strong Contender

🌟 Lifestyle

3.7(10 ratings)

FreeAds

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.

OurLakeTemp by GITCHIGOOMIES LLC

Our Lake Associations at Work

Worth Considering

✈️ Travel

0.0(0 ratings)

Free

More Lake Water Temperature apps to explore

LakeStats

Depth Map & Live Water Stats

Free

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.

Real-time water levelsHistorical trends and comparisonsInteractive water level graphs

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

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

(73)

free with in-app purchases

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

by Cary Institute of Ecosystem Studies, Inc.

Monitor your lake's health and receive real-time updates and alerts. Contribute to lake management with field notes and images, connecting you to your lake community from anywhere.

Real-time status updatesHealth and safety alertsProject-specific news

Navigate the lake with this official guide. Discover popular spots, access emergency information, and stay updated on local events. Your essential companion for exploring the area by boat or car.

Interactive lake mapDirectory of lake spotsEmergency information

✈️ Travel

(1)

ad-supported

LakeSpy Water Conditions

Real-time Lake Water Temps

Free

Access real-time lake water temperature and level data for popular Missouri lakes. View current conditions, historical graphs, and support the development of a private network for lake enthusiasts.

Real-time water temperature readings7-day and 30-day temperature graphsLake level data

🔧 Utilities

(4)

subscription

Texas Highland Lake Elevation

Highland Lakes Water Monitor

Access real-time and historical lake temperature data for Lake Washington and Lake Sammamish. Plan your outdoor activities with confidence using accurate, up-to-date information and enjoy visually appealing Pacific Northwest-themed backgrounds.

Real-time lake temperature readingsAll-time record high and low temperaturesCurrent month's record highs and lows

The seas around the world!

$1.99

Get real-time sea and air temperatures for over 5,000 locations across 166 countries. Ideal for travelers planning beach holidays, this app helps you check conditions before you go.

Current sea temperaturesCurrent air temperaturesData for 166 countries

Geneva Lake, Wisconsin

by LIVWATER (PTY) LTD

Free

🔧 Utilities

(0)

Pritchards (Lake Life Rentals)

by Pritchard Auto Company

by Dojo Design & Development, LLC

Coastal Safety Insights

Free

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.

Real-time weather and water conditionsLocation-specific safety insightsSwim and recreation conditions assessment

Lake Conditions, Cams, & More

Free

Access real-time weather, marine forecasts, and live webcam feeds for Lake Erie. Get detailed information on wave heights, wind speeds, water temperatures, and beach conditions to plan your activities.

Live weather conditionsMarine forecastsWave heights and wind speeds

☀️ Weather

(2)

free

FAQ about Lake Water Temperature

What are the best lake water temperature apps for iPhone?

Water Temperatures tops our lake water temperature apps ranking as of September 2026, with a 2.6-star average from 14 App Store ratings, and it's free to download.

Are there free lake water temperature apps for iPhone?

Yes — 18 of the top lake water temperature apps we rank are free to download, including Water Temperatures and Lake Buddy.

Does Water Temperatures have ads or in-app purchases?

Water Temperatures shows ads and offers in-app purchases, according to its App Store listing as of September 2026.

How many lake water temperature apps are on the App Store?

We track 250+ lake water temperature apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.

What is Water Temperatures?

Water Temperatures provides real-time sea and lake temperatures globally. It offers historical data, seasonal insights, and custom alerts for various water activities.

What are the subscription options for Water Temperatures?

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.