Climate Indices in Python

climate_indices provides Python implementations of climate indices for drought monitoring and research. Start with the section that matches what you need:

• Tutorials
• How-to guides
• Reference
• Explanation

Note

Upgrading to 3.0.0? 3.0.0 ships breaking changes to daily xarray calendar alignment, the NumPy gridded input shape guard, the PCI February calculation, periodicity argument validation, and the gamma probability of zero. See API Changes for what each one changes and how to adapt, and CHANGELOG.md for the full release history.

Versions

Component	Version	Support
climate_indices (Python)	3.1.0	Python 3.10–3.14
climate-indices (Rust crate)	0.1.0	Rust 1.85 or later

climate_indices 3.1.0 is the current development version; 3.0.0 is published on PyPI. The Rust crate follows its own 0.x track, independent of the Python distribution version; see its changelog for published versions.