There is some doubt surrounding the exact meaning of the phrase “Ne’er cast a clout till May be out” but this year the Hawthorn blossom seems to have arrived just at the time when it seems a good idea to “cast” winter woollies.
Talking of woollies the lambs are growing fast and we have already sheared the tegs. The main flock will be done in a couple of weeks.
You can read more about the origin and meaning of the phrase here.