![]() ![]() 1, however, the September (or fall) equinox gives us the green light to welcome the astronomical fall season in the Northern Hemisphere (and astronomical spring season in the Southern Hemisphere). Beginning in 2044, the equinox will be on March 19 (UTC) on every leap year until 2100. For the rest of the 21st century, the March equinox will arrive continually earlier with each passing leap year. This year’s spring equinox is the earliest since 1896. ![]() When it’s the spring equinox in the northern hemisphere, it’s the autumn equinox in the southern hemisphere. By this metric, the vernal equinox can occur anywhere from March 19 to March 21. For the two hemispheres, the equinoxes are at opposites. ![]() In 2023, it lands on March 20th in the Northern Hemisphere and September 22nd in the Southern. The spring equinox marks the first day of spring, and the precise time of the equinox will be at 9:24pm GMT. On March 20, 2023, the vernal equinox will signal the coming of spring for the Northern Hemisphere. When the summer solstice, in June, begins, the Earth will have tilted toward the sun as far as it will, and the sun will be directly over the Tropic of Cancer, according to the National Weather Service.Īfter the summer solstice, the Earth has reached its maximum tilt and then begins to lean back until the Earth reaches the position of the fall equinox, when the sun is overhead once again. In meteorology, the fall season begins on Sept. The Spring Equinox falls on different days each year, although it is usually around the same time. March's equinox marks the moment the sun passes over the celestial equator and the Earth begins its tilt in the direction of the sun, bringing the Northern Hemisphere into spring and then summer, and the Southern Hemisphere into autumn and then winter. While the equinox is one exact moment, it's usually celebrated throughout an entire day. This happens twice each year, on the spring and fall equinoxes in March and September respectively. This year, for those in the Northern Hemisphere, that will happen at 12:15 p.m. This year’s autumnal equinox (for the Northern Hemisphere) or spring equinox (for the Southern Hemisphere) occurs on Sept. Complemented by cooler temperatures and falling leaves, the September equinox marks the beginning of the fall season for the Northern Hemisphere. The equinox happens at the exact time the sun is directly above the equator. September Equinox Marks the Start of Fall 2022. This photo shows tulips planted at Rockefeller Center on May 3, 2007. Tuesday's spring equinox marks the official start of spring. ![]()
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