Summer officially begins Friday, June 20, at 10:41 p.m. Eastern time. That’s the precise moment of the summer solstice — making for the longest, brightest day of the year in the Northern Hemisphere.

The winter solstice marks the point when the Earth’s axial tilt is furthest away from the sun in your hemisphere.

Today will be the longest day of 2025 in the Northern Hemisphere, kicking off the coveted summer season. The 2025 summer solstice is expected to officially start on June 20 at 10:42 p.m. ET, according ...

Friday, June 20, marks the first official day of summer in 2025. It's also the date of the summer solstice. The first day of summer changes annually, arriving on June 20, 21 or 22. That's because the ...

Australia is set to observe the winter solstice for 2025 on June 21, marking the shortest day. Despite this, the coldest temperatures are expected in mid to late July due to seasonal lag, where oceans ...