What Time Is The Summer Solstice 2024. Here's everything you need to know about the northern hemisphere's longest day of the year. Solstice—the longest day of the year in the northern hemisphere and the shortest in the southern hemisphere—will occur on thursday, june 20, at 20:50 universal time (4:50.

This event marks the sun’s northernmost position in relation to earth’s equator,. In india, the summer solstice 2024 will happen on june 21 at 8:09 pm ist.