misplaced summer Day in May for Ray (edit)

[milo]

I don't think you need any verb there and it sounds clumsy. I you start with "early shower" causality is assumed.

An early shower
Earthworms emerge
Lilacs burst

But I think we need more of a connection between the earthworms and the lilacs, if there is one I am not getting it. A common technique is to use a visual connection