Cal-Adapt provides a view of how climate change might affect California. Find tools, data, and resources to conduct research, develop adaptation plans and build applications.

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Search State of California's Research Catalog, explore peer-reviewed publications, understand how to use climate projections.

Search climate datasets on Cal-Adapt and download data for various climate variables, scenarios and models using different spatial and temporal aggregation options in tabular and raster formats.

Explore projected changes in temperature, precipitation, snowpack and sea level rise in California over this century with our interactive climate data visualizations.

Use the Cal-Adapt Web API to build your own applications.

Integrate climate projections for California with your own tools and workflows. Based on accepted standards for REST, JSON and HTTP. For more information about the using the Cal-Adapt API, check out the API documentation or contact us for more information.