Spring Equinox 2025 Dates Usa. The spring equinox 2025 is a significant astronomical event that marks the beginning of spring in the northern hemisphere and autumn in the southern hemisphere. When is the first day of spring in 2025 happening?


Spring Equinox 2025 Dates Usa

In the northern hemisphere, astronomical autumn begins, and in the southern hemisphere, spring. On this date, the day is equal.

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