In the Northern Heisphere when are the number of daylight hours long?

In the Northern Hemisphere, the number of daylight hours is longest around the summer solstice, which occurs around June 21. During this time, the North Pole is tilted toward the sun, resulting in extended daylight hours. Conversely, the shortest daylight hours occur around the winter solstice, around December 21, when the North Pole is tilted away from the sun.