The Summer Solstice occurs on June 21 at 05:42, marking the start of astronomical summer at 15h 32m.

On Saturday, June 21, at 05:42, the summer solstice, the longest day of the year, takes place at 15h 32m. This astronomical phenomenon marks the beginning of summer and is due to the tilt of the Earth's axis, which influences the unequal illumination of the hemispheres. The solstice is associated with traditions related to harvesting and purifying animals, and after this date, the length of the day will begin to decrease.