I think
Hijri 25.06.1434 ----> Gregorian 06.05.2013 is correct answer. An Hijri month may have 29 or max 30 . It is a purely lunar calender. Please refer the hijri to Gregorian converter site like.
http://www.islamicity.com/prayertimes/defaulthijriconv.asp
This date may different in different location.
