The 2025 summer solstice arrives at 10:42 p.m. EDT on June 20 (0242 GMT June 21). On this day, skywatchers across the northern hemisphere will enjoy the longest stretch of daylight all year.

This solstice falls between June 20 and 22. Meanwhile, at the winter solstice, the Northern Hemisphere is leaning away from the sun, leading to the shortest day and longest night of the year.

This solstice falls between June 20 and 22. Meanwhile, at the winter solstice, the Northern Hemisphere is leaning away from the sun — leading to the shortest day and longest night of the year.

If you follow the calendar, summer officially begins in the northern hemisphere on June 20, 2025, the day of the summer solstice. There are events held around the world, including in Michigan, to ...

"At this solstice, the northern hemisphere is most tilted toward the sun, by the maximum angle of 23.5 degrees. Conversely, the south is most tilted away, by the same amount," Earth Sky said.

What is the summer solstice? The summer solstice is when the Earth's northern hemisphere points most directly toward the sun, according to Earth Sky. "At this solstice, the northern hemisphere is most ...