Why does some snow take longer to melt?
There is more water in wet snow than in dry snow. This will change the number of hours it takes with temperatures above freezing for it to melt. Air temperature. This is a bit more obvious as the further the temperature is above freezing, generally the faster it will melt.
Will snow melt?
As temperatures climb above freezing, heat from the sun begins to melt the snow and the higher the angle the more intense the sunlight, the faster it melts. The top layer absorbs the heat, causing the snow crystals to disintegrate. ... These drops will eventually cause some melting in the upper snow layers.