On September 21, the Orthodox Church celebrates the Nativity of the Blessed Virgin Mary.
In the folk calendar, September 21 is the Nativity of the Virgin Mary, Autumn Festival, Second Autumn Festival, Women's Nativity, Second Most Pure Festival, Lesser Most Pure Festival, Small Harvest Festival, Second Meeting of Autumn, Harvest Festival, and Mother of God's Day.
According to folk signs, on the day of the Virgin Mary you can find out whether winter will come early.
If there are few leaves left on the trees by this day, winter will come early.
If there is no rain on the Nativity of the Virgin Mary, the whole autumn will be dry.
If there are a lot of cobwebs on the trees, warm weather is expected.
If migratory birds fly low, a cold snap is coming.