A halo around the Moon predicts wet or stormy weather.
Last 7 Days
Of pimpernel, whose brilliant flower Closes against the approaching shower, Warning the swain to sheltering bower From humid air secure. -C.L. Prince
The gentian (Gentiana pneumonanthe) closes up both flowers and leaves before rain.
When the mulberry has shown green leaf, there will be no more frost. [Gloucestershire]
Harvest follows in thirteen weeks after the milk-white thorn scents the air [Scotland].
Easter in snow, Christmas in mud, Christmas in snow, Easter in mud.
Early blossoms indicate a bad fruit year.
Rain on Good Friday foretells a fruitful year.