Summer Solstice 2025 European Calendar. Midsummer day is the celebration of the summer solstice, the longest day of the year and the midpoint of the summer season. James’ day (spain, july 25) timing:
The summer solstice occurs when the tilt of a. The summer solstice is a natural astronomical event that happens when the earth’s axial tilt is at its maximum inclination toward the sun (at around 23.44 degrees).