Flower Moon on the 17th.
Eta Aquarid Meteor Shower on the 5th, 6th, and 7th. EarthSky says that the peak will be pre-dawn of May 6th.
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Weather for May:
According to the 12 Days of Christmas: Brilliant sunshine in the morning; overcast and chilly in the afternoon.
According to the first 12 days of January: Sunny, blue skies, and warm.
According to the Ember Days: Started out overcast (but warm), then sunny (and warm), then overcast again with high winds (but still warm)
Weather Lore:
Ember Days:
May 26: Foretells the weather of July
May 28: Foretells the weather of August
May 29: Foretells the weather of September
A swarm of bees in May is worth a load of hay.
May is half winter and half summer.
and
In the middle of May comes the tail of winter. Quite often true. I've known a frost to come along just after I planted my tomatoes.A cold May is kindly, and fills the barns finely. That is as maybe, but I'm more worried about my tomatoes!
A dripping May brings a good crop of hay.
but
A dry May always brings a good crop of wheat.If May be cold and wet, September will be warm and dry (and vice versa).
Thunder in May signifies scarcity of food and great hunger that year.
The more thunder in May, the less in August and September.
Hoarfrost on May 1st indicates a good harvest.
If you go swimming on the first morning of May before the sun is up, you will not have any contagious disease during the year.
If you remove your flannels on the first day of May, you will not take cold [however, see May 10 below]
If it rains on Philip's and Jacob's day, a fertile year may be expected (traditional: May 1; new calendar: May 3)
If it rains on the 8th of May, it foretells a wet harvest.
It is dangerous to take off your winter clothing until the 10th of May.
May 11, 12, 13: St. Mamertius, St. Pancras, and St. Servatus do not pass without a frost.
May 11 - 15: The Ice Saints: St. Mamertius, St. Pancras, St. Servatus, St. Boniface, Cold Sophie.
May 17-19: St. Dunstan brings a cold blast to blight the apples.
