Summer Solstice 2025 Day And Night. Summer solstice 2025 (beginning of astronomical summer) on the day of the summer (june) solstice, the solar disk, moving along the ecliptic, will fall into its northernmost point and will be. The summer solstice heralds the start of astronomical summer in the northern hemisphere and marks the day with the most daylight for the year.
Summer 2025 in united states. The summer solstice heralds the start of astronomical summer in the northern hemisphere and marks the day with the most daylight for the year.