The oldest form of seasonal verification is astronomical. For millennia, civilizations have used the solstices and equinoxes to demarcate the changing quarters of the year. Under this system, the verification of seasonal boundaries is rigid and precise to the minute.
Two primary definitions exist for seasons: months for the seasons verified
: Days when night and day are nearly equal in length. The oldest form of seasonal verification is astronomical
This mapping is verified by NOAA, UK Met Office, and international meteorological agencies. Two primary definitions exist for seasons: : Days
According to the NC Climate Education at NC State University , the most commonly accepted meteorological definition of the four seasons in the Northern Hemisphere is: December, January, February Spring: March, April, May Summer: June, July, August Fall (Autumn): September, October, November This guide breaks down these verified, consistent seasons. ❄️ Winter (December, January, February)