Summer And Winter Solstice 2024 Dates. Similarly, when there is summer solstice. In 2024, the december solstice falls at 9:21 utc on december 21 (3:21 a.m.
The summer solstice, also known as the june solstice arrives june 20 at 4:51 p.m. Here’s everything you need to know about the northern hemisphere’s longest day of the year.