The start and end dates of the four seasons depend on whether you follow the astronomical
December, January, and February are statistically the coldest three-month period. This is why "winter storms" in early December feel appropriate, while the astronomical winter hasn't technically begun yet. when do the four seasons start and end
Meteorologists and climatologists use a different system. They break the year into four three-month periods based on the annual temperature cycle and the Gregorian calendar. This makes record-keeping and data comparison much simpler. March 1 to May 31. Summer: June 1 to August 31. Autumn: September 1 to November 30. Winter: December 1 to February 28 (or 29). 3. The Hemispheric Difference The start and end dates of the four