Open-Meteo Weather API
Free, open-source weather API aggregating 15+ national weather services.
- Hourly data interpolated to 10-min intervals
- No API key required
- Updated every 10 minutes
Calculated Analytics
Advanced renewable energy metrics derived from weather data.
- Wind power density (W/m²) at 100m height
- Air density from temp, pressure, humidity
- Solar clearness index & diffuse fraction
- Wind shear coefficient & ramp rates
Technical Details
High-resolution temporal data optimized for renewable energy analysis.
- 10-minute temporal resolution
- Up to 90 days historical range
- CSV export with all calculations