This publication from 1758 should resolve our questions about the continuing rain.
The new book of knowledge. Shewing the effects of the planets and other astronomical constellations; with the strange events that befall men, women and children, born under them. Together with the husbandman’s practice: Or, prognostication for ever. With the shepherd’s perpetual prognostication for the weather. … London: Printed for A. Wilde, in Aldersgate-Street: sold also by the book-sellers in town and country. MDCCLVIII

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