OK -
While all might not be postcard quality, I’m not sure it is possible to take a bad picture in Acadia. We visited the park on two days – one drizzly and raining, the other bright bright sunshine. In all honesty, I love all of the pictures from both days.
Here’s one that’s cloudy and gray…..

Ocean Drive

And here are two with bright sunshine -

Ocean Drive

View of Bar Harbor from Cadillac Mountain

See what I mean?