Water Temperatures
Sea and lake temperatures
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Stop guessing and start diving! Whether you’re a pro diver, a fisherman, or a cold-plunge enthusiast, Water Temperatures provides unrivaled real-time data from over 5,000 measuring points across the globe.
Global Coverage & 5,000+ Points: From the USA and Spain to the alpine lakes of Slovenia and Switzerland. We track thousands of locations across Europe, North America, and beyond.
Hyper-Precise Notifications: Set alerts down to the decimal (e.g., 22.3°C). Our unique "re-arm" logic lets you set a threshold (e.g., notify again only after it drops 3°C).
Compare & Decide: Use our side-by-side tool to compare multiple locations and analyze 24-hour trends.
Enhanced Map Experience: Explore temperatures visually with custom map annotations.
Activity-Specific Alerts: Custom modes for 8 activities: Swimming, Cold Plunge, Hot Springs, Kayaking, Fishing, Surfing, Diving, and Wading.
Seasonal Insights: Discover the best time to visit with historical temperature analysis and view monthly averages to plan your next trip perfectly.
** All measurements are taken from various sources and are strictly to be used in informative way. We take no responsibility for mistakes that can occur in measurements.
Subscriptions
A purchase will be applied to your iTunes account on confirmation. Subscriptions will automatically renew unless canceled within 24-hours before the end of the current period. You can cancel anytime with your iTunes account settings. Any unused portion of a free trial will be forfeited if you purchase a subscription. For more information, see our Terms of Service https://zinz.si/terms.html and Privacy Policy at https://zinz.si/privacy.html
What's new in this update:
7-day free trial — try Premium for a full week, no charge
Watch & unlock — earn 3 hours of full Premium by watching a short ad (weather, extended history, seasonal insights, activities, compare and nearby spots)
Bonus searches — out of daily searches? A quick ad gives you more
New welcome flow with the free trial offer for first-time users
Annual plan now preselected with clear savings and per-month price
Premium preview timer in Settings — see how much time you have left
Smarter Premium suggestions — only when relevant, never in the way
Cleaner close button on upgrade screen, smoother post-ad transitions
Activity alert form is now fully explorable before deciding to upgrade
Thanks for swimming with us!
The developer, Blaz Smolnikar, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Identifiers
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Blaz Smolnikar
- Size
- 30.2 MB
- Category
- Weather
- Compatibility
Requires iOS 16 or later.
- iPhone
Requires iOS 16 or later. - iPad
Requires iPadOS 16 or later. - iPod touch
Requires iOS 16 or later. - Mac
Requires macOS 13.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- Contains
Advertising
- In-App Purchases
Yes
- Monthly $2.99
- Yearly $14.99
- Remove ads & ∞ notifications $40.99
- Copyright
- © 2019 Blaz Smolnikar

