Pip install

To install CliMetLab, just run the following command:

pip install climetlab

The CliMetLab pip package has been tested successfully with the latest versions of its dependencies (build logs).

Conda install

No conda package has been created yet. pip install climetlab can be used in a conda environment.


Mixing pip and conda could create some dependencies issues, we recommend installing as many dependencies as possible with conda, then install CliMetLab with pip, as recommended by the anaconda team.


Python 3.7 or above is required

CliMetLab requires Python 3.7 or above. Depending on your installation, you may need to substitute pip to pip3 in the examples below.


Python 3.10 is not supported yet, as some dependencies are not available for python 3.10.

No matching distribution found for …

If the installation fails with the following error:

Collecting ecmwflibs>=x.x.x (from climetlab)
  Could not find a version that satisfies the requirement ecmwflibs>=0.0.90 (from climetlab) (from versions: )
No matching distribution found for ecmwflibs>=x.x.x (from climetlab)

you will need to make sure that you are using the latest version of pip (>=21.0.0):

% pip install --upgrade pip
% pip install climetlab

Module enum has no attribute ‘IntFlag’

If the installation fails with the following error:

AttributeError: module 'enum' has no attribute 'IntFlag'

This means that there is an old version of of the enum package on your system that needs to be removed:

% pip uninstall -y enum34
% pip install climetlab