Daylight Chart

s the year progresses, the amount of daylight changes due to the orbit and tilt of the planet Earth in relation to the Sun. Daylight Chart is a free open source application for Windows that lets you see the current hours of daylight for any city in the world. You'll see an illustration of how the light changes throughout the day, including where the Sun rises and sets. You can add your city or current location by entering in the longitude and latitude. Daylight Chart is a tool that has both academic and cultural value.