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Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light.

On Sun sunlight moon sunshine light Earth, sunlight is filtered through the Earth's atmosphere, and is obvious as daylight when the Sun is above the horizon.

When the Sun sunlight moon sunshine light direct solar radiation is not blocked by clouds, it is experienced as sunshine, a combination of bright light and radiant heat.

When Sun sunlight moon sunshine light it is blocked by the clouds or reflects off other objects, it is experienced as diffused light.

The World Sun sunlight moon sunshine light Meteorological Organization uses the term "sunshine duration" to mean the cumulative time during which an area receives direct radiance from the Sun of at least 120 watts per Sun sunlight moon sunshine light square meter.

Sunlight on the skin is an effective source of vitamin D.