Summer Solstice 2025 Dates Usa. * the dates of summer given on this page are for the northern hemisphere. At the summer solstice, we have the longest day and the shortest night of the year.
Fall begins with the autumnal equinox, monday, september 22, 2025, 2:19 p.m. The northern hemisphere experiences a summer solstice when the sun is directly overhead at its farthest north point in the sky.