Juneau, AK with 30%
North of the Antarctic Circle, geographies experience a mix of hours of sunlight and hours of no sunlight. At the Antarctic Circle, there is at least one 24-hour period of no sunrise/ sunset per year. At the Equator, these periods are about 12 hours each.
June has the most hours of sunlight, December has the least, in the US.
at least 14
Alaska. The further north you travel the less sunlight there is.
North Pole
Full sun is best but,,, at least 8 to 10 hours minimum.
Above the Arctic Circle, locations will experience at least one 24-hour period of sunlight per year as well as at least one 24-hour period with no sunrise at all. The tilt of the Earth means that when the noon Sun is directly overhead a point above the equator, the North Pole receives 24 hours of sunlight. When the noon Sun is directly overhead a point south of the equator, the North Pole gets no sunlight at all. The closer a point is to the North Pole, the more days it has per year with either 24 hours of sunlight or 24 hours of night. At the North Pole, there is a 6-month period of constant daylight and a 6-month period with no daylight. (However, it can get somewhat bright during daytime hours in early spring and late fall when the Sun is just slightly below the horizon.)
Dahlias need full sun which means at least six to eight hours of sunlight a day.
At least 6 good hours..
to plant a pumpkin seed it must need at least eight through ten hours of strong sunlight
The Northern Frontier is the North American region that is the largest. It is also the least densely settled area as well.
Petunias need at least five hours of sunlight a day to get their energy and produce food for themselves.