- The temperature was below freezing.
- The temperature dropped below freezing.
- The temperature went down below freezing.
Are all sentences OK?
I think it needs to be ‘below the freezing point/level’.
All the original sentences are absolutely fine.
1 and 2 would be used in preference over 3.
The suggested recast sounds stilted.
Yes, that is how it sounds.
Well, if you think so.
I know so.