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titleStep-by-step guide

This method allows users to download ECMWF public datasets in a programmatic way.

  1. Install ECMWF key
  2. Install client libraries
  3. Python
  4. Client libraries
  5. Check data availability
  6. Choose dataset
  7. Script examples

  8. Request syntax

    More clients

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key

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titleInstall ECMWF KEY
  1. If you don't have an account, please self register at https://apps.ecmwf.int/registration/ and then go to the steps below.

  2. Login https://apps.ecmwf.int/auth/login/

  3. Retrieve you key at https://api.ecmwf.int/v1/key/

  4. Copy the information in this page and paste it in the file $HOME/.ecmwfapirc (Unix/Linux) or %USERPROFILE%\.ecmwfapirc (Windows; see how to create a file with a leading dot)

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titlecontents of $HOME/.ecmwfapirc (Unix/Linux) or %USERPROFILE%\.ecmwfapirc (Windows)
{
    "url"   : "https://api.ecmwf.int/v1",
    "key"   : "XXXXXXXXXXXXXXXXXXXXXX",
    "email" : "john.smith@example.com"
}

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titleInstall client libraries

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Python

You can install the ecmwfapi python library by running on Unix/Linux:

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sudo pip install https://software.ecmwf.int/wiki/download/attachments/56664858/ecmwf-api-client-python.tgz

or on Windows:

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pip install https://software.ecmwf.int/wiki/download/attachments/56664858/ecmwf-api-client-python.tgz

If you cannot run the sudo or pip commands, just download the ecmwf-api-client-python.tgz. Extract its content and copy the module ecmwfapi to a directory pointed by the environment variable PYTHONPATH.

Warning

This version of the library provides support for both Python 2.7.x and Python 3.

For languages other than Python please see Web-API Downloads

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availability

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