All the data's weather forecast of Paris are taken since the park of Montsouris.
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/90245244@N00">Jérôme</a> from Paris, France
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/imaginair/2461620288/">Parc de Montsouris (station of weather forecast)</a>