We've already seen a mostly warm and sunny September around Greater Cincinnati, though this week is bringing rain and cooler, more fall-like temperatures. EDT, according to the Old Farmer's Almanac.
The fall equinox happens around the Northern Hemisphere at exactly the same time: 3:20 p.m. The word “equinox” comes from Latin aequus, meaning “equal,” and nox, “night.” On the autumnal (and the spring) equinox, day and night are roughly equal in length. As the fall equinox approaches, the Southern Hemisphere will prepare for spring and longer days, and move into summer as the Northern Hemisphere moves into winter. Seasons are opposite in the Southern Hemisphere. The same is true again during the spring equinox, which will happen around March 21. This marks the beginning of longer nights than days.Īccording to the National Weather Service, as the Earth revolves around the sun, it "gets positioned such that the sun is directly over the equator. Basically, the sun's energy is in balance between the northern and southern hemispheres." The Earth is at the autumnal equinox on or around Sept. Near the summer solstice, which typically occurs around June 21, the Northern Hemisphere is in a more direct path of the sun's energy, producing long days and shorter nights. Seasons are caused by the Earth's tilt and rotation, which is on an average 23.5 degree tilted axis.Īs the Earth orbits elliptically around the sun, it is at its closest point in January and the farthest in July. What is the significance of the fall equinox? 22, the days will become shorter than the nights until the winter solstice in December, when the days become longer again.
The mid-autumn festival also takes in New York City.Wednesday marks the arrival of the fall equinox, bringing the first day of the season to the Northern Hemisphere. This year, occurs on Tuesday, September 21. The pyramid is built such that, on the equinoxes, it casts a shadow that represents a snake crawling down the temple.Īnother modern tradition is the Chinese Mid-Autumn Festival, also called the Mooncake Festival, which still takes place across China and has roots in harvest celebrations. It was built in dedication to Kukulkan, a feathered serpent god who returns to Earth on the equinoxes to provide blessings for harvests, according to legend. In Mexico, tourists still flock to the pyramid at Chich'en Itza every equinox. Stonehenge, in England, is a popular one, though it's usually associated with the solstices rather than the equinoxes. There are also artificial landmarks still standing today that are thought to relate to the sun's path across the sky throughout the year. In ancient China, for example, people would celebrate a successful harvest of rice and wheat around this time, as did people living in the U.K. To ancient Greeks, the fall equinox marked the return of the goddess Persephone to her husband Hades in the underworld.įor some Japanese Buddhists, the fall equinox coincides with the Higan holiday in which people return to their hometowns to pay respects to their ancestors.Įlsewhere, the fall equinox was a time to celebrate food and harvests. Having made note of this annual phenomenon, ancient cultures placed a significance on the fall equinox-though it meant different things to different people.
On the equinoxes, the sun rises and sets along the path of the equator. In the Northern Hemisphere, for example, one may notice that the sun is shifting towards the south as summer comes to a close. experiences winter.Īncient cultures noticed that throughout the year, the sun tended to rise and set in a slightly different position in the sky throughout the year. This is why Australia experiences summer at the same time as the U.S. This means that at some parts of the year the northern half gets more sunlight and warmth than the southern half, and vice versa.
2021 FALL EQUINOX FULL
Why September's Full Moon Before the Fall Equinox Is Called a Harvest Moon.
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