European Climate Assessment & Dataset- information on changes in weather and climate extremes, as well as the daily dataset needed to monitor and analyse these extremes. ECA&D is initiated by the European Climate Support Network ECSN and supported by the Network of European Meteorological Services EUMETNET.

RealClimate: Data Sources Climate Science from Climate Scientists- a catalogue that is be kept up to date pointing to selected sources of code and data related to climate science

National Oceanic and Atmospheric Administration NOAA’s dedicated scientists use cutting-edge research and high-tech instrumentation to provide citizens, planners, emergency managers and other decision makers with reliable information they need when they need it. In NOAA, you can find a Data library where you can search for NOAA's collection of data and services using keyword terms. Each result will feature a brief description of the data collection along with links to associated web sites, access sytems and additional information.