First Day Of Spring 2025 Calendar Week
First Day Of Spring 2025 Calendar Week. When does the first calendar week number 2025 begin? The first day of spring (march equinox or vernal equinox) is when the sun shines directly on.
Spring will last from march 19 until june 20, when summer officially starts in 2025. For the year 2025 the meteorological spring will begin on friday, march 1, 2025 and will end on friday, may 31, 2025.