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Feb 11, 2022 · Seasons are periods of the year with distinct weather conditions and day lengths. Earth's four seasons are spring, summer, autumn (fall) and winter.
Learn how seasons are defined and when they start and end in different regions and hemispheres. Find out the dates of equinoxes and solstices, and how they affect the length of days and nights.
The Seasons Calculator shows the times and dates of Vernal (Spring) & Autumnal (Fall) equinoxes and Summer and Winter solstices all over the world.
Mar 12, 2024 · Learn about the four seasons of the year and how they are influenced by Earth's tilted axis and orbit around the sun. Find out how seasons vary in different regions and hemispheres, and explore related terms and facts.
Jun 8, 2024 · Autumn, or fall, season of the year between summer and winter during which temperatures gradually decrease. The autumn temperature transition between summer heat and winter cold occurs only in middle and high latitudes; in equatorial regions, temperatures generally vary little during the year.
Jun 13, 2024 · The Short Answer: Earth's tilted axis causes the seasons. Throughout the year, different parts of Earth receive the Sun's most direct rays. So, when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemisphere. It's all about Earth's tilt!
Autumn, also known as fall in North American English, is one of the four temperate seasons on Earth. Outside the tropics, autumn marks the transition from summer to winter, in September (Northern Hemisphere) or March (Southern Hemisphere).
