When Is Summer Solstice 2025 Usa. Astro, astrology first day of summer in usa and uk. At the june solstice, the sun reaches its northernmost point.
Summer solstice 2025, 2026 summer & winter solstice. The first day of summer, also known as the summer solstice, will occur on saturday, june 21, 2025, at 10:42 pm edt.