Spring 2024 Means Which Month. The spring equinox (march 19, 2024) signals the start of spring in the northern hemisphere, the beginning of autumn in the southern hemisphere, and a rare moment. The summer solstice will fall on.

The astronomical spring lasts until the summer solstice, which in 2024 is due to take place on thursday 20 june. In 2024, the official first day of spring is tuesday, march 19.