Despite the term referring to sunlight and the outdoors, when a bulb is defined with the word "Daylight" it is not referring to whether you can use that bulb in your exterior lighting or exposure to the elements. Daylight also does not mean an LED light bulb is wet rated. Daylight in regards to LED lighting refers to color temperature.Sunco’s Daylight bulbs are 5000K, which is the closest color temperature to mimic natural sunlight.If you are designing an exterior lighting plan and want damp or wet rated bulbs, check out our blog, Choosing LED Damps vs. Wet Rated Lights for more information. There is also a blog on explaining Why IP Ratings are Important that includes a diagram to help you with wet/damp lights in a bathroom plan.If you want to know more about color temperature, check out our blog, Color Temperature Applications and Kelvin Levels Explained or The Color of Light & CCT to learn more about that. You can also learn more about the properties of light in our blog Understanding the Visible Light Spectrum and Color.