How many hours of daylight does the United States have?

The amount of daylight in the United States varies significantly throughout the year and depends on geographic location. Generally, during the summer solstice in June, many areas can experience up to 15-16 hours of daylight, especially in northern regions. Conversely, during the winter solstice in December, daylight can be as short as 8-9 hours in northern states. Overall, the average daylight hours fluctuate from about 9 to 15 hours depending on the season and location.