RainViewer
APIFree global radar data API for weather visualization
Overview
RainViewer API offers real-time and historical radar data aggregated from global weather sources. Key endpoints include retrieving recent radar images (PNG/GIF), animation URLs, and metadata (timestamps, location coverage) in JSON format. It supports global precipitation pattern visualization, ideal for integrating into weather apps, building forecasting dashboards, or educational projects. Users can adjust image resolution and animation duration for custom use cases without complex setup.
Example Integration (JavaScript)
fetch('https://www.rainviewer.com/api.html')
.then(res => res.json())
.then(data => console.log(data))
.catch(err => console.error(err)); Key Features
- RESTful interface
- JSON metadata
- PNG/GIF radar visuals
- Global coverage
- No authentication required
Frequently Asked Questions
? Is RainViewer API free to use?
Yes, RainViewer API is free for public and non-commercial use with no associated costs.
? Does it require an API Key?
No, the RainViewer API does not require any authentication key for access.
? What formats are supported for radar data?
Metadata (timestamps, coverage) is in JSON; radar visuals are available as static PNG or animated GIF files.
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Tool Info
Pros
- ⊕ Easy integration
- ⊕ Global data access
- ⊕ Static/animated radar options
- ⊕ No API key needed
Cons
- ⊖ Undefined rate limits
- ⊖ Limited historical data
- ⊖ No official SLA