[pclmulqdq]

"4 July 2023" is a common written format, but you would never say it out loud.

[Ukv]

I don't hear people say "July 4" either, but you do hear both with the ordinals as in the examples I gave.

[pclmulqdq]

Oh, I hear "July 4" pretty commonly. Perhaps more than "July 4th," actually. It might be a regional thing.