On This Day: Vinalia Urbana – Rome's Spring Wine Festival
April 20: Romans poured the first drops of the new wine—straight onto the earth, not into their mouths.

baron François Gérard — "Madame Charles Maurice de Talleyrand Périgord (1761–1835)" (ca. 1804), public domain
Pour one out—for Jupiter.
On April 20, Romans marked the Vinalia Urbana. Instead of toasting each other, the very first drops of the year’s wine were spilled as a libation to Jupiter, the sky god. Only after the ground tasted the vintage did anyone else get a sip.
Wine, wishes, and summer grapes.
The Vinalia Urbana wasn’t just about drinking—Romans prayed for good weather and a healthy grape harvest. Both city dwellers and farmers took part, hoping Jupiter’s favor would fatten the summer’s fruit. The festival blurred the line between drinking ritual and agricultural insurance.
The Vinalia Urbana celebrated the blessing of the year’s wine and the hope for ripe summer grapes—Jupiter got the first taste, even before the winemakers.