Climatology and Climate Change: Find Data

U.S. government data discovery portal.

Global temperatures since 1750. See data sets here.

A collection of the most important "general" datasets on climate change.

NCDC's archive of global historical weather and climate data.

The MRCC has climate data and data summaries (including historical data sets) for nine Midwestern states: Illinois, Indiana, Iowa, Kentucky, Michigan, Minnesota, Missouri, Ohio, and Wisconsin.

Provides access to data on the Earth's atmosphere, coasts, oceans, and geophysical aspects.

Global data on all aspects of the snow, ice, permafrost, ice sheets, glaciers, soil moisture and more.

United Nations data sets including data from the World Meteorological Organization Standard Normals