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Copernicus Climate Data Store

Environment & Climate Free key (no card)

AuthenticationFree key (no card)
Rate limitNo fixed public limit; requests are queued and processed in order

Documentation: cds.climate.copernicus.eu ยท Checked Sep 13, 2026

About

The EU's Copernicus program makes its climate reanalysis and projection datasets (ERA5 and friends) downloadable through a Python client. Free account with a personal access token; you also accept each dataset's license once. Requests are queued, not instant. Plan accordingly.

Details

Free to start. You may need a free key, but no credit card.

Auth: Free key (no card)

Rate limit: No fixed public limit; requests are queued and processed in order

Verified: 2026-09-13

Best for: climate researchers data scientists policy analysts

Read the docs Back to catalog

Setup

  1. Create a free account at cds.climate.copernicus.eu
  2. Accept the license for the datasets you want
  3. Install cdsapi (pip install cdsapi) and paste your personal access token
Sign up