We get the most hours of daylight because of the position of the Earth in relation to the Sun.
But the solstice does not necessarily fall on the same day each year. And in some parts of the world the Sun does not set at all.
While it is the day that has the most sunlight, Britain's weather typically does not become hotter until later in the summer.
Experts from five UK universities explain the science of the solstice."
'via Blog this'