This definition is simpler for climate and weather record-keeping. Meteorologists split the year into three-month periods based on annual temperature cycles.
Regardless of which definition you use, spring is defined by several universal changes: spring definition season
: Approximately March 20/21 to June 21/22. This definition is simpler for climate and weather
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. spring definition season