Generally, it occurs once every 19 years (such as 2004 and 2023). Gregorian calendar year 2023 is an average year, with a total of 365 days and 53 weeks. Year of the Rabbit, February of the lunar calendar, a total of 384 days. Because 2023 is a leap February and there are two beginning of spring in the lunar calendar in 2023, this year is called the year of double spring.