This is a very important question.
For many people they have a certain thought in mind.
For some who are later night people, they want the setting sun.
For the early risers the morning sunrise is best.
There is also the heat factor. Morning sunrises warm the body and soul.
Sunsets or late afternoon sun can also make for a very warm abode.
You may want to take into consideration the dominate wind direction also for several reasons.
When talking to your agent about your lake home dreams do not for get the sun.
The morning sun with the fog on the water gives a sense of mystery also