If Saint Vitus’ day be rainy weather,
It will rain for thirty days together.
(M. A. Denham, “Proverbs and Popular Sayings Relating to the Seasons,” Percy Soc., 1846.)
July 15. St. Swithin’s Day:
St. Swithin’s day, if thou dost rain,
For forty days it will remain;
St. Swithin’s day, if thou be fair,
For forty days t’will rain nae mair.
(M. A. Denham, “Proverbs and Popular Sayings Relating to the Seasons,” Percy Soc., 1846.)
July 15: All the tears that St. Swithin can cry