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[Claude Jolicoeur <cjoli@gmc.ulaval.ca>]

You will find easily the answer on the internet... Make a search on 
"sun elevation" or altitude. There are some calculators that permit 
to input your data and get the answer.
At 45N latitude, maximum height on June 21 will be 68 degrees, and 22 
degrees on December 21.
Claude

> Does anyone know how to determine the angle of the sun at midday at 
> different latitudes?
>
> I live within 100 yards of the 45th parallel (St. Paul, 
> Minnesota).  During summer (midday), is the
> sun directly overhead? or at an angle?