, when the sun crosses the celestial equator and day and night are approximately equal (around 20–21 March in the Northern Hemisphere and September in the Southern Hemisphere). Concludes at the summer solstice. Key Event:
When we hear the word "spring," our minds often conjure images of blooming tulips, the gentle patter of April rain, and the welcome return of sunshine after the gloom of winter. But if you were asked to provide a strict , you might find that the answer is more complex than simply "the time between winter and summer." spring definition season
Meteorologists and climatologists use a different definition to make it easier to track weather statistics. They define seasons based on the annual temperature cycle and the Gregorian calendar. , when the sun crosses the celestial equator
There is a third, arguably more romantic definition of spring that doesn't look at a clock, calendar, or telescope. This is —the season defined by the behavior of living things. But if you were asked to provide a