Formerly CAIT Climate Data Explorer: Climate Watch offers open data, visualizations and analysis to help policymakers, researchers and other stakeholders gather insights on countries' climate progress. Managed by World Resources Institute.

Provides links to the latest repositories of greenhouse gas emissions. Include greenhouse gas report submissions from all countries participating in the Kyoto Protocol.

Navigate to World Climate Data and Monitoring Programme to access extensive datasets on categories from aerosols to glaciology.

Contains monthly mean temperature, pressure, precipitation, vapor pressure, and sunshine for ~ 2000 surface data collection stations worldwide and monthly mean dew point depressions, upper air temperatures, and wind Velocities for ~500 observing sites.

Dataset for long term sea level change information including tide gauges and bottom pressure. Download the entire dataset or search by individual stations using a table or map-based explorer.

List of National Meteorological or Hydrometeorological Services Members organized alphabetically by country. Be aware that some websites do not have english translations available.