Windows 11's Weather app eats over 1 GB of RAM

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

Windows 11's Weather app eats over 1 GB of RAM

Microsoft has been touting Windows 11's efficiency on low-end PCs, but its built-in Weather app is a memory hog. Tests show it can consume more than 1 GB of RAM, even exceeding 1.5 GB during simple interactions. The culprit? It's a web app built on Microsoft's WebView2 framework, spawning multiple Chromium subprocesses. On an 8 GB PC, that's nearly 20% of system memory, potentially causing slowdowns. Apple's macOS Weather app uses less than 250 MB under similar conditions. The app also displays ads, contradicting Microsoft's optimization efforts.

On a PC equipped with 8 GB of RAM, that means the application alone may occupy nearly 20% of the system's memory.

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2026-08-09