The longest day of the year, and the official start of summer, has arrived in the U.S. The summer solstice takes place Friday, June 20, and will be both the longest day and shortest night of 2025 in ...

Friday is the longest day of the year north of the equator, where the solstice marks the start of astronomical summer. It’s ...

For those north of the equator, the solstice marks the longest day and the shortest night of the year. The Earth spins on a tilt as it revolves around the sun. The summer solstice occurs for Earth's ...

Friday, June 20, is the longest first day of the year north of the equator, where the solstice marks the start of astronomical summer. On the opposite side of the Southern Hemisphere, where it is the ...