when do the

Thu, 30 Apr 2026 11:52:00 +0000

# When Do the Seasons Change? Understanding the Timing of Autumn, Winter, Spring, and Summer Seasonal changes are a fascinating natural phenomenon that deeply influences our daily lives, agriculture, tourism, and even our mental health. From the vibrant colors of autumn to the long days of summer, each season brings its own unique rhythm. But when exactly do these seasons change? Let’s explore the science behind seasonal transitions and how they affect the world around us. ## The Science Behind Seasonal Changes Seasons are primarily driven by the Earth’s axial tilt of approximately 23.5 degrees relative to its orbit around the Sun. As our planet revolves around the Sun, different hemispheres receive varying amounts of sunlight, creating the seasons.