XenInfo gathers info from the weather.framework you must have the Weather.app installed and have weather set to always in location settings. (iPX users) setting to always isn't a must but highly recommended.

Install from here : http://junesiphone.com/xeninfo/

Drop the deb in your device and install it...



You can also find the latest and updated version of XenInfo in the super secret repo from JunesiPhone.
http://junesiphone.com/supersecret