2025 First Day Of Summer 2025. 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. In the northern hemisphere, it always occurs around june 20 or 21.

Read about first day of summer around the world in 2025. There are 4 months and 22 days until summer 2025.