Astronomically, spring in the Northern Hemisphere starts with the vernal equinox, when day and night are nearly equal. This event falls on March 19, 20, or 21. Therefore, the astronomical spring months are . In the Southern Hemisphere, these same months bring autumn, while spring there runs from September, October, and November .
Many cultures also define spring by local traditions or ecological signs. In parts of Asia, spring is linked to lunar calendars, meaning the months shift annually. In farming communities, spring may begin when the last frost passes or when specific flowers bloom—sometimes as early as February or as late as April. what month is spring season
The question “What month is spring?” seems simple, but the answer depends on whether you follow an astronomical, meteorological, or cultural calendar. Spring does not begin on the same date everywhere, nor for the same reason. In the Southern Hemisphere, these same months bring