Let’s quickly go through the most commonly asked questions. However, in the Southern Hemisphere, summer will only start on December 21, together with the day of December solstice. Therefore in the Northern Hemisphere, summer will begin on June 21 and will last till the equinox on September 23, 2021. Astronomically speaking, two equinoxes and two solstices a year mark the changing of the seasons. There are different methods to identify seasons. Around this time, your shadow will appear the shortest. Moreover, try to notice how high the Sun appears in the sky at noon, and be sure to look at your noontime shadow. If you live in the Northern Hemisphere, enjoy the longest days around the June solstice. In fact, you don't need to wait for the exact moment of the solstice. Convert this to your time zone to learn the exact time for your location. In 2021, the first solstice of the year will occur on June 20, 23:32 EDT (June 21, at 03:32 GMT). When is the June solstice 2021?Ī solstice day shifts between June 20, 21, and 22. Vice versa, the winter solstice is the December solstice in the northern latitudes and the June solstice in the southern ones.

In the Southern Hemisphere, it happens in December, when the Sun is farthest south. What is the summer solstice, then? In the Northern Hemisphere, the summer solstice occurs in June, when the Sun is farthest north in the sky. There are two solstices a year - in June and December. This day is the year’s longest or shortest: the Sun travels the longest (shortest) path through the sky, and the day, therefore, has the most (the least) daylight. Take the quiz! What is a solstice?Ĭommonly speaking, a solstice is a moment when the Sun’s path is farthest north or south in the sky. But what is the difference between an equinox and a solstice? And what's the reason the Earth has seasons at all? Take this quiz to get answers to these questions and learn fun facts about equinoxes and solstices. The two equinoxes and two solstices mark the beginning of astronomical seasons.

When does summer start