Summer Solstice 2025 United States Calendar

Summer Solstice 2025 United States Calendar. In the summer of 2025, there are 78 holidays and days off in united states. The first day of summer (june solstice) is when the sun is in its most northern position directly over the tropic of cancer.

A solstice is the day when the sun is at its highest or lowest point in the sky. 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 located at the maximum distance north of the celestial equator.