It marks the first day of winter, therefore, Winter Solsticeįrom the above comparison chart, it is clear that the equinox that occurs in September in the northern hemisphere is the Fall or Autumn Equinox. Marks the first day of spring, therefore, Spring Equinox. Marks the first day of autumn, therefore, Fall Equinox. It marks the first day of winter, therefore, Winter Solstice. It marks the first day of summer, therefore, Summer Solstice. In the southern hemisphere, it marks the first day of fall, therefore, Fall or Autumn Equinox. In the northern hemisphere, it marks the first day of spring, therefore, Spring or Vernal Equinox. Or, is the first day of fall in the northern hemisphere actually the official first day of fall or not? Therefore, in order to know that in detail, I would suggest you stick with me till the end. Moving ahead, in this article, we will talk about some of the exclusive facts like why there is a mismatch between the north and south equinoxes. CONFUSED? Don’t worry, we will talk about it in a later section. Regardless of the fact whether you are living in London (northern hemisphere) or Canberra (southern hemisphere), the length of the day and night are almost exactly equal on the eve of the Equinox. In other words, the meaning of the Equinox changes depending on the fact that at which side of the earth you live. On the other hand, for the people living in the southern hemisphere, this Equinox marks the arrival of the official first day of spring. In 2023, it will occur on Saturday, September 23, at sharp 06:50 Universal Coordinated Time (UTC). That’s why in the earth’s northern areas, the September Equinox is known as the Fall/Autumn Equinox. (In the Southern Hemisphere, the autumn equinox happens in March, and the reverse is true for the spring equinox).Īn equinox differs from a solstice, which represents one of the two moments in the year when the sun's path is farthest from the equator, either north or south, marking the first day of summer or winter.September Equinox marks the arrival of the first day of fall in the northern hemisphere. This progression continues through the last day of fall, or December 20 this year, and ends on the shortest day of the year: the first day of winter, December 21, 2023.įor those of us living in the Northern Hemisphere, the autumn equinox happens in September. It also means the arrival of nights that are progressively longer than the days-though, technically, the balance shifts a few days later following the equilux, when the length of the day and night are exactly equal. The autumn equinox marks the first day of fall. (Thanks to light refraction and the fact that even a small portion of the sun peeking above the horizon lights the sky, the day slightly edges out the night on an equinox, with about 12 hours and 10 minutes of daylight). There are two equinoxes every year-one in September and one in March-and they occur at seasonal transition points, determining the first day of fall and the first day of spring.ĭuring an equinox, day and night are of nearly equal length. Scientifically speaking, an equinox occurs at the moment when the sun is aligned with the Earth's equator. © Marco Bottigelli // Getty Images What is the autumn equinox?įirst, let's start by sorting out what an equinox is. Bonus, you can finally wrap your head around what the autumn equinox is and when it occurs. Read on to answer all your questions about when is fall 2023. The date varies slightly but is usually September 22 or 23 (and on rare occasions can fall on September 21 or 24). And on that first glorious autumn morning when that telltale chill is in air, it’s time to post a celebratory pic with one of our favorite fall quotes.īut when is the first day of fall, and how is it determined? Cooler weather and changing leaves aside, astronomy-and more specifically, the autumn equinox-tells us when the official first day of fall will arrive. We might break out our best pumpkin recipes, plan an autumn leaf peeping excursion to a nearby small town, or research the most popular Halloween party games because our favorite fall holiday is just around the corner. It means the arrival sweater weather and fall movie nights spent cozied up under blankets. The first day of fall brings to mind many things. What time is the autumn equinox in 2023?.How is the autumn equinox related to the Harvest Moon?.
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