Windows 11's built-in Weather app wastes more than 1 GB of RAM

Reports indicate that the Windows 11 Weather app consumes over 1 GB of RAM, significantly more than its macOS counterpart. The high memory usage is attributed to the app being a web-based wrapper using the WebView2 framework rather than a native application.
Why it matters
This highlights the ongoing debate regarding the efficiency of web-based desktop applications versus native software in modern operating systems.
ⓘ Microsoft The Windows 11 logo. Microsoft has recently been working to improve the operating system's performance. A new report shows Windows 11's built-in Weather app can consume more than 1 GB of RAM. By comparison, Apple's native Weather app on macOS uses roughly five times less memory under similar conditions. Andrew Sozinov , Published 08/09/2026 🇩🇪 Windows Microsoft 4 Reviews exclude selected types exclude selected tags Microsoft has been working to make Windows 11 more efficient on PCs with limited RAM, but one of its own built-in applications appears to be working against that goal. According to tests published by Windows Latest, the operating system's Weather app can consume more than 1 GB of memory despite performing a relatively simple task.
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