The University of East Anglia Climate Research (UEA CRU) has released an excellent new interactive layer for Google Earth that show detailed temperature records for 6,000 weather stations around the world — with more than 20,000 graphs in all!
It’s an impressive amount of data to display, the use of Google Earth makes it easy to browse and explore. You can grab the KML file here 
or read more about it on this page at the Met Office Handley Centre website.
(via The Guardian)