What is the date of beginning of spring in 1985?

1985 February 4th. According to the calendar, beginning of spring is the beginning of spring. Beginning of spring is located when the sun reaches 3 15 degrees on February 4th or 5th every year, and the beginning of spring start time of 1985 is 1985. Beginning of spring is the first of the 24 solar terms, representing warmth and growth.