n. 1  1. An inborn pattern of behavior that is characteristic of a species and is often a response to specific environmental stimuli: the spawning instinct in salmon; altruistic instincts in social animals. 2  2. A powerful motivation or impulse. 3  3. An innate capability or aptitude: an instinct for tact and diplomacy.
Daylight Hours: 16 hours, 15 minutes (-6m 51s) The Sun's altitude in Fairbanks today. The horizontal line signifies the horizon, the vertical lines show the times of sunrise and sunset. Altitude and heading are displayed in the box on the right. The graph defaults to current time.
Daylight in Alaska. Alaska is known for long summer days and short windows of day light in the heart of winter. Around the winter solstice in December, Alyeska Resort averages five to six hours of sunlight. Come mid-June, the area enjoys up to 20 hours of sunlight per day.