this might be helpful,but i believe that Levemir isn't exactly a flat insulin,it does tend to have a slight spike at night, which would explain some of the wierd readings.
my honeymoon started a couple of weeks ago. it looks like my Lantus jump starts my beta cells into pushing whatever insulin they still have left,out first thing in the morning. i was getting to about 10-10:30 and starting to go into hypo zone. so i've stopped the morning Novarapid for the time being, and its helped alot. and like you i'l be glad when its finished