Open-Meteo Ensemble API
FreemiumLiveLast verified 24 Sept 2026
Per-member probabilistic forecasts (18-51 ensemble runs) from ICON, GFS, ECMWF and other models.
Example request
curl -s 'https://ensemble-api.open-meteo.com/v1/ensemble?latitude=52.52&longitude=13.41&hourly=temperature_2m&models=icon_seamless_eps'
Free tier, in plain English
No key needed for non-commercial use, capped at 10,000 calls a day. Commercial use needs an API key on the customer- endpoint prefix.
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