Frost is a solid deposition of water vapor from saturated air. It is formed when solid surfaces are cooled to below the dew point of the adjacent air. Frost crystals' size differ depending on time ...

Moisture in the air is essential for frost to form. When the temperature of the air drops to the dew point, the water vapor in the air condenses and freezes upon contact with surfaces that are ...

Frost can form during any time of the day but ... A few other conditions that are important to consider are the temperature ...