punctuation - Would "mid-to-late" and "low-to-mid" hyphenated as compound modifiers?

Would "mid-to-late" and "low-to-mid" be hyphenated as compound modifiers?

Examples:

Temperatures are expected to be in the low-to-mid 60s.

Joe, I think, is in his mid-to-late 80s.

He was in his middle-to-late 40s.

She was in her middle-to-upper 60s.

Temperatures are expected to be in the lower-to-middle 70s.

Are all correct?

Thanks!!!