Open-Meteo Ensemble
Weather ensemble forecasts from multiple models
- Authentication
- No auth
- HTTPS
- Yes
- CORS
- Yes
- Category
- Weather
- Data source
- public-apis
- Documentation / URL
- https://open-meteo.com/en/docs/ensemble-api
Overview
Open-Meteo Ensemble is a free public API in the Weather category. Weather ensemble forecasts from multiple models.
Weather APIs are a staple of free developer tooling — they power dashboards, travel planners, home-automation triggers, and IoT projects.
You can use this API in prototypes, side projects, and production applications — just keep the provider’s usage policy in mind.
Authentication
Open-Meteo Ensemble requires no authentication — you can start calling it directly, which makes it great for quick experiments and client-side demos.
HTTPS & CORS
- HTTPS: supported — traffic to Open-Meteo Ensemble is encrypted, so it is safe to use from production apps.
- CORS: enabled — Open-Meteo Ensemble can be called directly from the browser without a proxy, which simplifies client-side integrations.
Getting Started
- Read the official documentation: https://open-meteo.com/en/docs/ensemble-api
- Make a test request with
curlor your favourite HTTP client.
Rate Limits & Notes
- Rate limits, quotas, and free-tier terms are defined by the provider — always check the official documentation for Open-Meteo Ensemble before scaling up.
- The upstream listing is community-maintained; fields like auth, HTTPS and CORS reflect the state at listing time and may change.
FAQ
Does Open-Meteo Ensemble require an API key?
No — Open-Meteo Ensemble is listed as a no-auth API, so you can call it directly.