The centers at the right are among the listings from a search on climatological data at the Intute website:
An arm of the United Nations concerned with weather, climate and water.
Find publications, programs, meetings and news.
The WMO Science Products page leads to resources on ozone, climate change, sustainability and atmospheric research and notably:
National Climate Archives, Environment. Canada (Canadian climate data and information archive)
India Meteorological Department Regional Meteorological Centre
Meteorological Services Division, National Environment Agency, Singapore
MeteoSwiss : Federal Office of Meteorology and Climatology
Bureau of Meteorology, Australia
Instituto Nacional de Meteorologia, the Spanish National Meteorological Institute (In Spanish.)