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Open-Meteo

Weather

Open-source weather API aggregating 30+ national models with no API key required and free noncom use plus historical data back to 1940.

Open-Meteo is listed in Weather.

Auth No auth Pricing Freemium URL https://open-meteo.com/ Docs https://open-meteo.com/en/docs

Key metrics

10k/day Rate limit Free for non-commercial use, no key: ~10,000 API calls/day fair-use (also 5,000/hour, 600/minute). Commercial use needs a paid subscription.
SDK SDK

Gotchas

No gotchas documented yet. Contribute one if you know a constraint we missed.

Labels

  • No auth

    No auth

    Callable with no API key or login — lowest-friction to integrate.

forecast historical open-source no-key global
Open docs ← All Weather