Comparing Google Trends for Websites and Google Analytics data

Comparing Google Trends for Websites and Google Analytics data.- Ani López.- Although in a moment or another any SEO consultant has checked the traffic trends for a (big enough) site, the competitors of the web you are optimising for sure, nobody trust 100% what shown at Google Trends for Websites obviously.

At Trends for Websites Help page there is information explaining how these graphs are generated and why data is not accurate but as usually at Google's universe tons of words for nothing significant ...