First Day And Time Of Spring 2024. Find out when the first day of spring 2024 is in the northern hemisphere, and what it means for the weather, plants, and celebrations. Learn when and why the spring equinox (or vernal equinox) happens in 2024 and how it marks the start of the spring season in the northern hemisphere.

See the table of dates and times. Find out when winter, spring, summer, and fall begin in 2024 according to the astronomical events.