Summer solstice 2024 marks the longest day in the Northern Hemisphere
![Summer solstice 2024 marks the longest day in the Northern Hemisphere](https://cdn.mos.cms.futurecdn.net/HyxDNfMyxD3qTrgLzPwHd5.jpg)
The summer solstice, also known as the June solstice arrives June 20 at 4:51 p.m. EDT (2051 GMT), marking the longest day in the Northern Hemisphere.
The summer solstice, also known as the June solstice arrives June 20 at 4:51 p.m. EDT (2051 GMT), marking the longest day in the Northern Hemisphere.