Diabetes Type 2 Support Group
Type 2 Diabetes is a condition in which the body either does not produce enough insulin or does not make efficient use of it. Insulin is a hormone needed to convert food into glucose, a sugar that the body uses for energy. Without enough insulin, glucose can accumulate in the blood, and can cause serious health problems such as heart disease and strokes and organ damage...
http://forecast.diabetes.org/magazine/ask-experts/why-my-blood-glucose-so-high-morning
It is called the dawn effect and there isn't much you can do to control this, yes a protein snack at night will help, but not all the time. I have been dealing with this for 17 years, tho it is better and I average maybe 2-3 days over 100 and not as high as it use to be.