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The right-hand pages of TheThe right-hand pages of The Old Farmer's Almanac, and our calenders and other products, list Native American or colonial names for the full Moon. Yes, it is our style to list an alternate name for the second full Moon in a month if one occurs. In this case, the Full Red Moon, which is an Algonquin name. We could have labeled the full Moon on August 31 a Blue Moon as a common definition of a Blue Moon is the second full Moon in a month, but this would not have been a Native American or colonial name, and we wanted to be consistent.

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