Astronomical seasons rely on the position of the Earth relative to the Sun. They begin at equinoxes and solstices.
Begins December 20–23. Ends March 19–21. 4 seasons dates
Areas near the Equator do not experience dramatic temperature swings. Instead, they divide their year into two distinct moisture-based periods: Heavy rainfall and high humidity. The Dry Season: Low rainfall and clear skies. The Polar Regions Astronomical seasons rely on the position of the
: A tool that converts dates between different seasonal calendars, such as the Gregorian calendar and the astronomical calendar. and Global Variations
The Ultimate Guide to the 4 Seasons: Exact Dates, Science, and Global Variations