![]() Conversely, after 2017, we need only wait three years (2020) for the next October Harvest Moon. The last October Harvest Moon was in 2009, but the next won't occur until 2017. On average, an October Harvest Moon happens once about every four years, although this figure can be deceptive. 8 (as will be the case next year) or as late as Oct. The 2013 Harvest Moon comes less than 3.5 days prior to the Autumnal Equinox, although a Harvest Moon can occur as early as Sept. Since this summer had four, the third full moon is designated as a Blue Moon, which was indeed the case last month. In fact, it's this summer's fourth full moon, an oddity of sorts since most of the time there are only three full moons per season. ![]() Other definitions of the Harvest Moon, according to Guy Ottewell's Astronomical Calendar 2013, are the full moon on or after the date of the equinox, or the full moon in October.Īlthough we associate the Harvest Moon with autumn, this year's version is actually the last full moon of the summer season. ![]() Thursday's full moon is the one nearest to the September equinox this year, making it the Harvest Moon by the usual definition. That moment will occur on Thursday (Sept. The moon officially turns full when it reaches the spot in the sky opposite (180 degrees) from the sun. But what gives the special moon its name? The next Halloween full moons will happen in 2039, 2058, 20.This Thursday's full moon carries the title of "Harvest Moon" for those living in the Northern Hemisphere. Meanwhile, full moons only Halloween only occur roughly once every 19 years. The former of the two types of Blue Moon occur on average every two-and-half to three years. As most calendar months are slightly longer than that, while most months tend to have only one full moon, two will appear in the same month every so often.Īs well as referring to the second full moon in a month, the term Blue Moon can also be used to describe the third of four full moons in an astronomical season, which is defined by the dates of the solstices and equinoxes. There are usually roughly 29.5 days between full moons. ![]() Being the second full moon in a single calendar month, this is referred to as a Blue Moon (it won't actually appear blue in the sky). October will also see a rare Halloween full moon on the 31st. They usually occur every three years, although this interval can be as long as eight years. The last October Harvest Moon was in 2017. In 2020, the Harvest Moon will appear in the month of October. The full Harvest Moon rises behind the Statue of Liberty in New York City on Septemas seen from Jersey City, New Jersey. Last month, the full moon appeared on September 2, while the equinox-which marks the end of summer and start of fall in the Northern Hemisphere-was on September 22.īetween 19, there will only be 18 years when the Harvest Moon comes in October, according to the Farmer's Almanac. These situations occur when the September full moon comes particularly early in the month, meaning that the October full moon appears closer to the autumn equinox-which always falls between September 21 and 24. However, on rare occasions-such as this Thursday-the Harvest Moon appears in October. This name is normally given to full moons in September. In North America, the full moon that falls closest to the fall equinox is traditionally dubbed the Harvest Moon-due to the fact it appears during the harvest season. Mars-sized 'Light-bridge' on Sun Appears to Signal Break-up of Vast Sunspot.Everything We Know About China's First Rover Mission to Mars.Sign of Alien Life May Have Been Found in the Clouds of Venus.
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