Beautiful renderings!
You are creating very nice moods.
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You could try scaling down the height of your sky images so you get the clouds closer to the horizon – and see what happens

Here the sun is behind the house so everything is in shadow, but the idea was exactly that, simulate the morning sun.

And to make the snapshot absolutely perfect, you should turn the compass a bit, so that the shadows of the sun matches the sky image.

Cec