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Learn about the astronomical and meteorological definitions of spring, the spring equinox dates in both hemispheres, and the traditions and festivals of spring. Find out how long spring lasts and how the day length changes around the equinox.
In the Northern Hemisphere, the March equinox is called the vernal or spring equinox while the September equinox is called the autumnal or fall equinox. In the Southern Hemisphere, the reverse is true. During the year, equinoxes alternate with solstices.
Mar 15, 2017 · Learn about the vernal equinox, when the amount of daylight and darkness is nearly the same in March. Discover the history and traditions of this astronomical event around the world.
Everything you need to know about the spring equinox 2024, including when it is, what it is and how it affects our planet.
Spring equinox. Spring equinox or vernal equinox or variations may refer to: March equinox, the spring equinox in the Northern Hemisphere. September equinox, the spring equinox in the Southern Hemisphere.
The March equinox is known as the vernal equinox (spring equinox) in the Northern Hemisphere and as the autumnal equinox (autumn equinox or fall equinox) in the Southern Hemisphere. On the Gregorian calendar, the northward equinox can occur as early as 19 March or as late as 21 March at 0° longitude.
Learn when and why the March equinox happens, and how it marks the start of spring in the Northern Hemisphere. Find out the date, time, and location of the equinox, and how it varies over time.
