June (i/dʒuːn/ joon) is the sixth month of the year in the Julian and Gregorian calendars and one of the four months with a length of 30 days. June is the month with the longest daylight hours of the year in the Northern Hemisphere and the shortest daylight hours of the year in the Southern Hemisphere. June in the Northern Hemisphere is the seasonal equivalent to December in the Southern Hemisphere and vice versa. In the Northern hemisphere, the beginning of the meteorological summer is 1 June. In the Southern hemisphere, the beginning of the meteorological winter is 1 June.[citation needed]At the start of June, the sun rises in the constellation of Taurus; at the end of June, the sun rises in the constellation of Gemini. However, due to the precession of the equinoxes, June begins with the sun in the astrological sign of Gemini, and ends with the sun in the astrological sign of Cancer.[citation needed]No months start on the same day of the week of June in common or leap years. This month and May are the only two months to have this property. June ends on the same day of the week as March in all years. In all years, June starts on the same day of the week as February of the following year, in years immediately before common years, June starts the same day of the week as March and November of the following year, in years immediately before leap years, June starts on the same day of the week as August of the following year. In years immediately before common years, June ends on the same day of the week as August and November of the following year and in years immediately before leap years, June ends on the same day of the week as May of the following year. In common years, June starts on the same day of the week as September and December of the previous year while in leap years, June starts on the same day of the week as April and July of the previous year. In common years, June finishes on the same day of the week as September of the previous year while in leap years, June finishes on the same day of the week as April and December of the previous year.