Here is an article which describes the significance of Aadi Month. Every year, Aadi months falls between the mid of July to mid of August. This year Aadi month begins on 17th of July 2013. Aadi month has lot of significance such as thirunakshatram of Sri Andal and Sri Alavandhar.

To read the above article in English, please visit The Significance of Aadi Month.
The following is the detailed panchagam for the Aadi Month…
Thanks to Sri Sryas Murali Battachariar for Panchangam
The write up of the importance of the month Aadi is very informative and everyone should read it. Thanks for the write up. Dasan Rajagopalan