Dan Espen wrote:

I'm a bit farther north (NJ).

Surrounded by trees and no AC.

The whole house fan does the trick. There are days when it's too hot
but not a lot of them.


Possibly further north than you, NY

Solution for me was the creation of ridge vents when I had the house
re-roofed. Controlling how much heat gain the under roof area achieved
made a world of difference.