Spring Equinox 2025 Northern Hemisphere Location. When is the first day of spring in 2025 happening? The summer solstice is the longest daylight hours of the year (and the shortest.
It is a time for balance. In the northern hemisphere, the astronomical start of spring, also known as the spring equinox, will occur on thursday, march 20, at 5:01 am edt in 2025.
Spring Equinox 2025 Northern Hemisphere Location Images References :