Summer Equinox 2024. Summer solstice 2024 (beginning of astronomical summer) on the day of the summer (june) solstice, the solar disk, moving along the ecliptic, will fall into its northernmost. Summer begins with the solstice on thursday, june 20, 2024, marking the astronomical first day of summer in the northern hemisphere.

The solstice arrives at 2:42 utc on june 21, 2025. The summer solstice occurs when the sun is directly over the tropic of cancer, which is located at 23.5° latitude north, and runs through mexico, the bahamas, egypt, saudi arabia, india, and southern china.