I think soringtomize can do this but i don't use that so i dont know
You need to add this repo
http://hitoriblog.com/apt/ this is the guy who made the famous fakeclockup tweak
And get this "statusbarcustomclock4" in that repo
After installing go into settings/statusbarcustomclock4 & remove all the stuff thats in the date format box
Now copy & paste this in there EE M/d - h:mm
Select english where it says locale
Now repspring
It should look like this
This works on ipad & iphone 5.1.1