Why is the Chinese New Year in February?
It’s simply because the traditional Chinese calendar differs from the Gregorian calendar that most of us are familiar with. This reference from WebExhibits is probably the most thorough and understandable explanation of the Chinese calendar. The Chinese are scarcely the only ones to do it either. Most old societies/religions have their own calendars that are at least used to calculate the correct dates for religious events. The date for Easter is based on a lunar occurrence, and the date even varies between Western and Eastern Orthodox Christian religions! Muslims also use their own lunar ca