Whens First Day Of Spring 2025. The first day of spring is in 2025 on march 20 (according to the astronomical definition). First day of spring in 2025 is on thursday, the 20th of march (20/3/2025).

The first day of spring 2024 takes place on tuesday,. You can check the winter, summer and autumn dates for the years 2023, 2024 and 2025 on our four.